NO174852B - Analogifremgangsmåte for fremstilling av terapeutisk aktive pyridin 2,4- og 2,5-dikarboksylsyrederivater - Google Patents
Analogifremgangsmåte for fremstilling av terapeutisk aktive pyridin 2,4- og 2,5-dikarboksylsyrederivater Download PDFInfo
- Publication number
- NO174852B NO174852B NO880557A NO880557A NO174852B NO 174852 B NO174852 B NO 174852B NO 880557 A NO880557 A NO 880557A NO 880557 A NO880557 A NO 880557A NO 174852 B NO174852 B NO 174852B
- Authority
- NO
- Norway
- Prior art keywords
- pyridine
- dicarboxylic acid
- amide
- bis
- production
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 15
- 238000002360 preparation method Methods 0.000 title claims description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 title description 4
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 title description 2
- 150000001875 compounds Chemical class 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 239000007858 starting material Substances 0.000 claims description 10
- -1 3-indolyl Chemical group 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 5
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 5
- 150000002148 esters Chemical class 0.000 claims description 5
- 150000008064 anhydrides Chemical class 0.000 claims description 4
- 125000006239 protecting group Chemical group 0.000 claims description 4
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 125000004356 hydroxy functional group Chemical group O* 0.000 claims description 3
- FTMBBCIMJLXNFD-UHFFFAOYSA-N 2-[bis(1-methoxy-4-methyl-1-oxopentan-2-yl)carbamoyl]pyridine-4-carboxylic acid Chemical compound COC(=O)C(CC(C)C)N(C(=O)C1=NC=CC(=C1)C(=O)O)C(CC(C)C)C(=O)OC FTMBBCIMJLXNFD-UHFFFAOYSA-N 0.000 claims description 2
- QNEBLQLAXPHBAX-UHFFFAOYSA-N 2-[bis[3-(1H-indol-3-yl)-1-oxo-1-phenylmethoxypropan-2-yl]carbamoyl]pyridine-4-carboxylic acid Chemical compound C(C1=CC=CC=C1)OC(=O)C(CC1=CNC2=CC=CC=C12)N(C(=O)C1=NC=CC(=C1)C(=O)O)C(CC1=CNC2=CC=CC=C12)C(=O)OCC1=CC=CC=C1 QNEBLQLAXPHBAX-UHFFFAOYSA-N 0.000 claims description 2
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims description 2
- 239000007795 chemical reaction product Substances 0.000 claims description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 2
- 150000001408 amides Chemical class 0.000 claims 2
- JUJWROOIHBZHMG-DRSKVUCWSA-N 2,4-dideuteriopyridine Chemical compound N1=C(C=C(C=C1)[2H])[2H] JUJWROOIHBZHMG-DRSKVUCWSA-N 0.000 claims 1
- FDHGFCNDWJAPPR-UHFFFAOYSA-N 2-[bis(1-methoxy-1-oxopropan-2-yl)carbamoyl]pyridine-4-carboxylic acid Chemical compound COC(=O)C(C)N(C(=O)C1=NC=CC(=C1)C(=O)O)C(C)C(=O)OC FDHGFCNDWJAPPR-UHFFFAOYSA-N 0.000 claims 1
- PLJVSQXWBBJIJF-UHFFFAOYSA-N 2-[bis(1-oxo-3-phenyl-1-phenylmethoxypropan-2-yl)carbamoyl]pyridine-4-carboxylic acid Chemical compound C(C1=CC=CC=C1)OC(=O)C(CC1=CC=CC=C1)N(C(=O)C1=NC=CC(=C1)C(=O)O)C(CC1=CC=CC=C1)C(=O)OCC1=CC=CC=C1 PLJVSQXWBBJIJF-UHFFFAOYSA-N 0.000 claims 1
- TULPNRLTGDICSB-UHFFFAOYSA-N 6-[bis(1-oxo-1-phenylmethoxypentan-2-yl)carbamoyl]pyridine-3-carboxylic acid Chemical compound C(C1=CC=CC=C1)OC(=O)C(CCC)N(C(=O)C1=NC=C(C=C1)C(=O)O)C(CCC)C(=O)OCC1=CC=CC=C1 TULPNRLTGDICSB-UHFFFAOYSA-N 0.000 claims 1
- KJTIIAGUCFVGBV-UHFFFAOYSA-N 6-[bis(1-oxo-3-phenyl-1-phenylmethoxypropan-2-yl)carbamoyl]pyridine-3-carboxylic acid Chemical compound C(C1=CC=CC=C1)OC(=O)C(CC1=CC=CC=C1)N(C(=O)C1=NC=C(C=C1)C(=O)O)C(CC1=CC=CC=C1)C(=O)OCC1=CC=CC=C1 KJTIIAGUCFVGBV-UHFFFAOYSA-N 0.000 claims 1
- RRUDMCOTRHQDQO-UHFFFAOYSA-N 6-[bis[3-(1H-indol-3-yl)-1-oxo-1-phenylmethoxypropan-2-yl]carbamoyl]pyridine-3-carboxylic acid Chemical compound C(C1=CC=CC=C1)OC(=O)C(CC1=CNC2=CC=CC=C12)N(C(=O)C1=NC=C(C=C1)C(=O)O)C(CC1=CNC2=CC=CC=C12)C(=O)OCC1=CC=CC=C1 RRUDMCOTRHQDQO-UHFFFAOYSA-N 0.000 claims 1
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- QTQGHKVYLQBJLO-YDALLXLXSA-N benzyl (2s)-2-amino-4-methylpentanoate;4-methylbenzenesulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1.CC(C)C[C@H](N)C(=O)OCC1=CC=CC=C1 QTQGHKVYLQBJLO-YDALLXLXSA-N 0.000 description 1
- YGYLYUIRSJSFJS-QMMMGPOBSA-N benzyl (2s)-2-aminopropanoate Chemical compound C[C@H](N)C(=O)OCC1=CC=CC=C1 YGYLYUIRSJSFJS-QMMMGPOBSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 1
- 210000004899 c-terminal region Anatomy 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004113 cell culture Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 229960001701 chloroform Drugs 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 230000024203 complement activation Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- PMMYEEVYMWASQN-UHFFFAOYSA-N dl-hydroxyproline Natural products OC1C[NH2+]C(C([O-])=O)C1 PMMYEEVYMWASQN-UHFFFAOYSA-N 0.000 description 1
- 239000008298 dragée Substances 0.000 description 1
- 239000003937 drug carrier Substances 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- RIFGWPKJUGCATF-UHFFFAOYSA-N ethyl chloroformate Chemical compound CCOC(Cl)=O RIFGWPKJUGCATF-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 210000001723 extracellular space Anatomy 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 229940093915 gynecological organic acid Drugs 0.000 description 1
- 239000013003 healing agent Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000005805 hydroxylation reaction Methods 0.000 description 1
- 229960002591 hydroxyproline Drugs 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- DWKPPFQULDPWHX-VKHMYHEASA-N l-alanyl ester Chemical compound COC(=O)[C@H](C)N DWKPPFQULDPWHX-VKHMYHEASA-N 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000002540 macrophage Anatomy 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 239000001630 malic acid Substances 0.000 description 1
- 235000011090 malic acid Nutrition 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- DWKPPFQULDPWHX-UHFFFAOYSA-N methyl 2-aminopropanoate Chemical compound COC(=O)C(C)N DWKPPFQULDPWHX-UHFFFAOYSA-N 0.000 description 1
- QVDXUKJJGUSGLS-LURJTMIESA-N methyl L-leucinate Chemical compound COC(=O)[C@@H](N)CC(C)C QVDXUKJJGUSGLS-LURJTMIESA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 229940073584 methylene chloride Drugs 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 238000007911 parenteral administration Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 238000010647 peptide synthesis reaction Methods 0.000 description 1
- 235000019271 petrolatum Nutrition 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 239000011736 potassium bicarbonate Substances 0.000 description 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 229940093956 potassium carbonate Drugs 0.000 description 1
- 235000011181 potassium carbonates Nutrition 0.000 description 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
- 229940086066 potassium hydrogencarbonate Drugs 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 235000018102 proteins Nutrition 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 229940083542 sodium Drugs 0.000 description 1
- 235000015424 sodium Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M sodium bicarbonate Substances [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000003826 tablet Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 229950011008 tetrachloroethylene Drugs 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 238000004809 thin layer chromatography Methods 0.000 description 1
- FGMPLJWBKKVCDB-UHFFFAOYSA-N trans-L-hydroxy-proline Natural products ON1CCCC1C(O)=O FGMPLJWBKKVCDB-UHFFFAOYSA-N 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- 229960002415 trichloroethylene Drugs 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/81—Amides; Imides
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/02—Immunomodulators
- A61P37/06—Immunosuppressants, e.g. drugs for graft rejection
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/81—Amides; Imides
- C07D213/82—Amides; Imides in position 3
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Immunology (AREA)
- Animal Behavior & Ethology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Medicinal Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Epidemiology (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- Obesity (AREA)
- Transplantation (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyridine Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Peptides Or Proteins (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
- Adhesives Or Adhesive Processes (AREA)
Description
Foreliggende oppfinnelse vedrører fremstilling av terapeutisk aktive pyridin-2,4- og 2,5-dikarboksylsyrederivater.
Forbindelser som inhiberer prolin- og lysinhydroksylasen bevirker en meget effektiv hemning av kollagenbiosyntesen ved påvirkning av de kollagen-spesifikke hydroksyleringsreaks^on-ene . Under deres forløp hydroksyleres proteinbundet prolin ved enzymet prolin- henholdsvis lysinhydroksylase. Dersom denne reaksjonen hindres ved hjelp av inhibitorer, så oppstår et ikke-funksjonsdyktig, underhydroksylert kollagenmolekyl som bare kan avgis av cellen i liten mengde i det ekstra-cellulære rommet. Det underhydroksylerte kollagenet kan videre ikke bygges inn i kollagenmatriksen og nedbrytes meget lett proteolytisk. Som en følge av denne effekten reduseres den samlede mengden av det ekstracellulært lagrede kollagenet .
Det er kjent at inhiberingen av prolinhydroksylase ved hjelp av kjente inhibitorer, som cx ,a' -dipyridyl, fører til en hemning av Clq-biosyntesen av makrofager (W. Muller et al., FEBS Lett. 90 (1978), 218; Immunbiology 155 (1978) 47). Dette medfører et utfall av den klassiske vegen for komplementakti-vering. Inhibitorer for prolinhydroksylasen virker følgelig også som immunsuppressiva, f.eks. ved immunkomplekssykdommer.
Det er kjent at prolinhydroksylase hemmes effektivt av pyridin-2,4- og 2,5-dikarboksylsyre (K. Mayama et al., Eur. J. Biochem. 138 (1984) 239-245). Disse forbindelsene er imidlertid bare virksomme som hemmende stoffer i meget høye konsentrasjoner i cellekulturen (V. Gtinsler et al. Collagen og Re. Research 3, 71 1983).
I DE-A 34 32 094 beskrives pyridin-2,4- og -2,5-dikarboksyl-syrediestere med 1-6 C-atomer i esteralkyldelen som legemiddel for inhibering av prolin- og lysinhydroksylasen. Disse lavalkylerte diesterne har imidlertid den ulempen at de for fort nedbrytes i organismen til syrer og ikke når virkestedet i cellen i tilstrekkelig høy konsentrasjon, og er følgelig mindre egnet for en eventuell administrering som legemiddel.
Overraskende er det nå funnet at a-aminosyre-, cx-aminosyreester, di- eller tripeptid-derivatene av pyridin-2,4- og -2,5-dikarboksylsyre er utmerkede hemmestoffer for kollagenbiosyntesen i dyremodell.
Det egentlige virksomme stoffet, pyridin-2,4- eller 2,5-dikarboksylsyre oppstår først ved hydrolyse av a-aminosyre-, a-aminosyreester-, di- eller tripeptid-derivatene i cellen, a-aminosyre-, a-aminosyreester-, di- eller tripepetid-derivatene kan på grunn av deres høyere lipofili og det faktum at de under transporten overraskende bare hydrolyseres meget langsomt, transporteres inn i cellene. Først her settes det egentlige virkestoffet, pyridin-2,4- eller -2,5-dikarboksylsyre, fri.
Oppfinnelsen vedrører følgelig fremstilling av:
Pyridin-2,4- eller -2,5-dikarboksylsyrederivater av formel I
hvor
R<1> er -NH-CH(R<2>)-C(0)-0-R<3>,
hvor
R<2> er laverealkyl som eventuelt er substituert med fenyl eller 3-indolyl og
R<3> er laverealkyl eller benzyl,
samt deres fysiologisk tålbare salter.
Pyridin-2,4- eller -2,5-dikarboksylsyrederivatene av formel I fremstilles ifølge oppfinnelsen ved at man omsetter en forbindelse av formel II,
med en forbindelse av formel III
hvorved R<1> har de ved formel I angitte betydningene og Y står for halogen eller hydroksy eller danner sammen med karbonylgruppen en aktiv ester eller et anhydrid og hvorved for det tilfellet at R<*> er et over N-terminalen bundet di-eller tripeptid, de tilstedeværende frie karboksyfunksjonene eventuelt er beskyttede og hvorved disse eventuelt tilstedeværende beskyttelsesgruppene etter omsetningen avspaltes hydrolytisk eller hydrogenolytisk under dannelse av den frie karboksyfunksjonen, og reaksjonsproduktene overføres generelt til fysiologisk tålbare salter.
I det følgende beskrives fremstillingen av forbindelser av formel I og fremstillingen av de for dette formålet påkrevde utgangsstoffene nærmere - så fremt de ikke er handelsvare.
Som temporære karboksylbeskyttelsesgrupper er esterbeskyt-telsesgrupper egnede, disse finner også anvendelse innen peptidsyntesen (kfr. f.eks. Kontakte Merck 3/ 79. side 15 og 19 ff). Ofte anvender man metyl-, benzyl- eller tert.-butylestere, videre ONbzl, OMbzl, OPic. Avspaltningen foregår avhengig av beskyttelsesgruppene ved sur eller alkalisk hydrolyse eller ved hydrering i nærvær av en overgangsmetall-katalysator (Houben-Weyl, "Methoden der organlschen Chemie", bind E5, side 496-504, fjerde utgave, 1985).
Fremstillingen av forbindelser med formel I foregår enklest ved at begge komponentene, pyridinderivatet av formel II og a-aminosyre henholdsvis a-aminosyrederivatet av formel III blandes i ekvimolare mengder eller med et inntil 5-gangers overskudd av III, og omsettes ved temperaturer mellom -30 til 150°C, fortrinnsvis ved 20 til 100°C inntil reaksjonen er avsluttet. Avslutningen av reaksjonen kan bestemmes ved tynnsjiktskromatografi (DC-kontroll). En variant av denne fremgangsmåten består i at man arbeider i egnede oppløsnings-midler, som dietyleter eller dimetoksyetan eller tetrahydro-furan, klorerte hydrokarboner som metylenklorid, kloroform, tri- eller tetrakloretylen, benzen, toluen eller også polare oppløsningsmidler som dimetylformamid eller aceton eller dimetylsulfoksyd. Også her kan det anvendes et overskudd av a-aminosyre, henholdsvis a-aminosyrederivat av formel III, som kan utgjøre inntil den 5-dobbelte mengden. Reaksjons-temperaturen ligger mellom romtemperatur og kokepunktet for oppløsningsmidlet, hvorved temperaturer i området fra romtemperatur til 130°C er spesielt foretrukne.
Eventuelt kan omsetningen også foregå i nærvær av baser. Som ytterligere baser kommer uorganiske syrefangere som karbo-nater eller hydrogenkarbonater, f.eks. natrium- eller kaliumkarbonat eller natrium- eller kaliumhydrogenkarbonat, eller organiske syrefangere som tertiære aminer, som trietylamin, tributylamin, etyldiisopropylamin eller hetero-cykliske aminer som N-alkylmorfolin, pyridin, kinolin eller dialkylanilin i betraktning.
Fortrinnsvis foregår omsetningen av forbindelsene av formel II med a-aminosyrene henholdsvis a-aminosyrederivatene av formel III under tilsats av et vannavspaltende middel som dialkylkarbodiimid, hvorved alkylrestene kan oppvise 1 til 8 C-atomer, som i tilfelle C^-Cg-f orbindelser også kan være forgrenede eller cykliske; fortrinnsvis anvendes dicyklo-heksylkarbodiimid. En tilsvarende fremgangsmåte er beskrevet i Houben-Weyl, bind XV/2, side 103-11, "Methoden der Organischen Chemie", 4. opplag, Georg Thieme Verlag, Stuttgart, 1974.
Eventuelt kan opparbeidelsen av produktene eksempelvis foregå ved ekstraksjon eller ved kromatografi, f.eks. over kiesel-gel. Det isolerte produktet kan omkrystalliseres og eventuelt omsettes med en egnet syre til et fysiologisk tålbart salt. Som egnede syrer kommer eksempelvis i betraktning: mineral-syrer, som saltsyre og bromhydrogensyre, samt svovel-, fosfor-, salpeter- eller perklorsyre eller organiske syrer som maursyre, eddiksyre, propionsyre, ravsyre, glykolsyre, melkesyre, eplesyre, vinsyre, sitronsyre, maleinsyre, fumarsyre, fenyleddiksyre, benzosyre, metansulfonsyre, toluensulfonsyre, oksalsyre, 4-aminobenzosyre, naftalin-1,5-disulfon- eller askorbinsyre.
TJtgangsforbindelsene av formel II oppnås eksempelvis ved omsetning av pyridin-2,4- eller -2,5-dikarboksylsyre (II, Y=hydroksy) til det tilsvarende pyridin-2,4- eller -2,5-dikarboksylsyrehalogenidet, fortrinnsvis -kloridet (II, Y=halogen) (ved fremgangsmåter som er kjente fra litteratur-en, f.eks. "Organikum, Organisch Chemisches Grundpraktikum", 15. opplag, VEB Deutscher Verlag der Wissenschaften, 1876, side 595 ff), som deretter omsettes med en egnet alkohol, f.eks. paranitrobenzylalkohol til den tilsvarende aktiv-esteren (II, Y=aktivester). Tilsvarende kan pyridin-2,4-eller -2,5-dikarboksylsyre også først under tilsats av en egnet karboksylsyre eller karboksylsyreester som klormaur-syreetylester overføres til et blandes anhydrid (II, Y=anhydrid), som deretter omsettes med a-aminosyrene eller a-aminosyrederivatene til produktene med formel I. En tilsvarende fremgangsmåte er f.eks. beskrevet i Houben-Weyl, "Methoden der Organischen Chemie", bind XV/2, side 169-183, fjerde opplag, 1974, Georg Thieme Verlag Stuttgart.
Forbindelsene av formel I har verdifulle farmakologiske egenskaper og viser spesielt virksomhet som hemmere for prolin- og lysinhydroksylasen, som fibrosuppressivum og immunsuppressivum.
Aktiviteten av fibrogenasen kan bestemmes ved radioimmuno-logisk bestemmelse av det N-terminale propeptidet av kollagen type III eller det N- henholdsvis C-terminale tverrbindings-domenet for kollagen type IV (7s-kollagen henholdsvis type-IV-kollagen-NC^) i serum.
For dette formålet ble hydroksyprolin-, prokollagen-III-peptid-, 7s-kollagen- og type-IV-kollagen-NC^-konsentrasjonen i leveren hos
a) ubehandlede rotter (kontrolldyr)
b) rotter som har tilført karbontetraklorid (CCl4-kontrolldyr) c) rotter som først var tilført CCI4 og deretter en forbindelse fremstilt ifølge oppfinnelsen
målt (denne forsøksmetoden er beskrevet av Rouiller, C, "Experimental toxic injury of the liver"; i "The Liver", C. Rouiller, bind 2, side 335-476, New York, Academic Press, 1964 ).
Den farmakologiske virksomheten av stoffene fremstiltifølge oppfinnelsen ble undersøkt; det viste seg derved en tydelig hemning av prolin- og lysinhydroksylasen.
Forbindelsene av formel I kan finne anvendelse som medika-menter i form av farmasøytiske preparater som inneholder disse, eventuelt sammen med farmasøytisk tålbare bærere. Forbindelsene kan anvendes som helbredelsesmidler, f.eks. i form av farmasøytiske preparater som inneholder disse forbindelsene i blanding med en for enteral, perkutan eller parenteral tilførsel egnet farmasøytisk, organisk eller uorganisk bærer, som f.eks. vann, gummi arabikum, gelatin, melkesukker, stivelse, magnesiumstearat, talk, vegetabilske oljer, polyalkylenglykoler, vaseliner osv.
De farmasøytiske preparatene kan foreligge i fast form, f.eks. som tabletter, drasjeer, suppositorier eller kapsler; i halvfast form, f.eks. som salver, eller i flytende form, f.eks. som oppløsninger, suspensjoner eller emulsjoner. Eventuelt er de steriliserte og/eller inneholder hjelpe-stoffer, som konserverings-, stabilisering-, fukte- eller emulgeringsmidler, salter for endring av det osmotiske trykket eller buffere. De kan også inneholde andre terapeut-iske virksomme stoffer.
I det følgende skal oppfinnelsen beskrives nærmere ved hjelp av eksempler:
Eksempler
1. Pyridin- 2 . 4- dikarboksylsyre- bis( 1- metoksykarbonyletyl lamid 1,02 g pyridin-2,4-dikarboksylsyre-di-(4-nitrofenyl)ester oppløses i 25 ml tørr dimetylformamid og blandes med 0,69 g alaninmetylesterhydroklorid og 1,15 ml trietylamin. Det etteromrøres i to timer ved romtemperatur og får stå over natten. Reaksjonsblandingen opptas i dietyleter og vaskes fem ganger med vann. Den organiske fasen tørkes med natriumsulfat og befris for oppløsningsmiddel. Resten kromatograferes over kiselgel med eddikester som elueringsmiddel. Den oljeformige resten utkrystalliseres med pentan/eter.
Smeltepunkt 96°C; utbytte 80 mg.
2. Pyridin- 2. 4- dikarboksylsyre- bis( l - benzyloksykarbonyl- 2-fenyl- etyllamid
2,5 g pyridin-2,4-dikarboksylsyre-di-(4-nitrofenyl)ester oppløses i 70 ml tørr dimetylformamid og blandes med 3,56 g fenylalaninbenzylesterhydroklorid og 7,0 ml trietylamin. Det etteromrøres i tre timer ved romtemperatur og får stå over
natten. Reaksjonsblandingen opptas i dietyleter og vaskes fem ganger med vann. Produktet utkrystalliseres ved utristing og f rasuges.
Smeltepunkt 104°C; utbytte 3,46 g.
3. Pyridin- 2. 4- dik arb ok sylsyre- bis( l - benzyloksykarbonyl- 3-metylbutyl)- amid
1,02 g pyridin-2,4-dikarboksylsyre-di-(4-nitrofenyl)ester oppløses i 50 ml tørr dimetylformamid og blandes med 2,9 g leucinbenzylestertosylat og 2 ml trietylamin. Det etterom-røres i tre timer ved romtemperatur og får stå over natten. Reaksjonsblandingen opptas i dietyleter og vaskes fem ganger med vann. Den organiske fasen tørkes med natriumsulfat og befris for oppløsningsmiddel. Resten kromatograferes over kiselgel med eddikester som elueringsmiddel. Den oljeformige resten utkrystalliseres med pentan/eter.
Smeltepunkt 82°C; utbytte 1,14 mg.
4 . Pyridin- 2, 4- dikarboksylsyre- bis( l- benzyloksykarbonyl-etyl) amid
0,87 g pyridin-2,4-dikarboksylsyre-di-(4-nitrofenyl)ester oppløses i 30 ml tørr dimetylf ormamid og blandes med 1,5 g alaninbenzylestertosylat og 1 ml trietylamin. Det etterom-røres i to timer ved romtemperatur og får stå over natten. Reaksjonsblandingen opptas i dietyleter og vaskes fem ganger med vann. Den organiske fasen tørkes med natriumsulfat og befris for oppløsningsmiddel. Resten kromatograferes over kiselgel med toluen/eddikester i forhold 4:1 som elueringsmiddel. Den oljeformige resten utrøres med eter og frasuges.
Smeltepunkt 103°C; utbytte 0,5 g.
5. Pyridin- 2, 4- dikarboksylsyre- bis( 1- benzyloksykarbonyl- 2-( 3-indolyl)- etyl)- amid
1,02 g pyridin-2,4-dikarboksylsyre-di(4-nitrofenyl )ester oppløses i 30 ml tørr dimetylf ormamid og blandes med 1,4 g tryptofanbenzylester og 0,45 ml trietylamin. Det etteromrøres i tre timer ved romtemperatur og får stå over natten.
Reaksjonsblandingen kromatograferes over kiselgel med en 4:1-blanding av toluen og eddikester som eineringsmiddel. Resten utrøres med diisopropyleter og frasuges.
Smeltepunkt 81°C; utbytte 0,9 g.
6. Pyridin- 2, 4- dikarboksylsyre- bis( l- metoksykarbonyl- 3-metylbutyl)- amid
1,5 g pyridin-2,4-dikarboksylsyre-bis-(4-nitrofenyl)ester omsettes analogt eksempel 1 med 1,3 g leucinmetylesterhydro-klorid. Reaksjonsblandingen opparbeides som beskrevet i eksempel 1 og kromatograf eres over kiselgel med en 4:1-blanding av toluen/eddikester. Etter fjernelse av oppløs-ningsmidlet utrøres resten med petroleumseter og frasuges.
Smeltepunkt 94°C; utbytte 1,0 g.
7 . Pyridin- 2. 5- dikarboksyl syre- b i s ( 1- benzyloksykarbonyl- 3-metylpropyl) amid
1,02 g pyridin-2,5-dikarboksylsyre-bis-(4-nitrofenyl)ester omsettes analogt eksempel 1 med 1,97 g L-leucinbenzylester-toluen-4-sulfonat og opparbeides. Produktet kromatograferes over kiselgel med en 2:l-blanding av toluen og eddikester. Etter fjernelse av oppløsningsmidlet utrøres produktet med diisopropyleter og avsuges.
Smeltepunkt 76°C; utbytte 0,38 g.
8. Pyridin- 2. 5- dikarboksyl sy re- bis( 1- benzyloksykarbonyl- 2-fenyletyl)- amid
1,02 g pyridin-2,5-dikarboksylsyre-bis-(4-nitrofenyl)ester omsettes analogt eksempel 1 med 1,5 g fenylalaninbenzylesterhydroklorid og opparbeides. Produktet kromatograferes over kiselgel med en 4:l-blanding av toluen og eddikester. Etter fjernelse av oppløsningsmidlet utrøres produktet med dietyleter, frasuges og omkrystalliseres fra litt eddikester. Smeltepunkt 142°C; utbytte 0,9 g.
9 . Pvr idin- 2 . 5- dikarboksylsyre- bis( 1- benzyloksykarbonyl- 2-( 3-indolyl)- etyl)- amid
1,02 g pyridin-2,5-dikarboksylsyre-bis-(4-nitrofenyl)ester omsettes analogt eksempel 1 med 1,4 g tryptofanbenzylester. Reaksjonsblandingen opptas for opparbeidelse i dietyleter og vaskes flere ganger med vann. Den organiske fasen tørkes, befris for oppløsningsmiddel og kromatograferes en gang over kiselgel med en 1,5:1-blanding av toluen og eddikester og deretter ytterligere en gang over kiselgel med en 1:1-blanding av cykloheksan og eddikester.
Smeltepunkt 92°C; utbytte 0,3 g.
Claims (10)
1.
Analogifremgangsmåte for fremstilling av terapeutisk aktive pyridin-2,4- og -2,5-dikarboksylsyrederivater av formel (I)
hvor
R<1> er -NH-CH(R<2>)-C(0)-0-R<3>,
hvor
R<2> er laverealkyl som eventuelt er substituert med fenyl eller 3-indolyl og
R<3> er laverealkyl eller benzyl,
samt deres fysiologisk tålbare salter, karakterisert ved at man omsetter en forbindelse av formel (II)
med en forbindelse av formel (III)
hvorved R<1> har de ved formel (I) angitte betydningene og Y står for halogen eller hydroksy eller danner sammen med karbonylgruppen en aktiv ester eller et anhydrid og hvorved for det tilfellet at R^ er et over N-terminalen bundet di-eller tripeptid, de tilstedeværende frie karboksyfunksjonene eventuelt er beskyttede og hvorved disse eventuelt tilstedeværende beskyttelsesgruppene etter omsetningen avspaltes hydrolytisk eller hydrogenolytisk under dannelse av den frie karboksyfunksj onen,
og reaksjonsproduktene overføres generelt til fysiologisk tålbare salter.
2.
Analogifremgangsmåte ifølge krav 1 for fremstilling av pyridin-2 ,4-dikarboksylsyre-bis(l-metoksykarbonyletyl )amid, karakterisert ved at tilsvarende utgangsmaterialer anvendes.
3.
Analogifremgangsmåte ifølge krav 1 for fremstilling av pyridin-2,4-dikarboksylsyre-bis(1-benzyloksykarbonyl-2-fenyl-etyl)amid, karakterisert ved at tilsvarende utgangsmaterialer anvendes.
4 .
Analogifremgangsmåte ifølge krav 1 for fremstilling av pyridin-2, 4 -d i karboksyl syre-b i s (1 -benzyloksykarbony1-3-metylbutyl)amid, karakterisert ved at tilsvarende utgangsmaterialer anvendes.
5 .
Analogifremgangsmåte ifølge krav 1 for fremstilling av pyridin-2,4-dikarboksylsyre-bis(1 - benzyl oksykarbony 1 - etyl)amid, karakterisert ved at tilsvarende utgangsmaterialer anvendes.
6.
Analogifremgangsmåte ifølge krav 1 for fremstilling av pyr i din-2 , 4-dikarboksyl syre-b i s (1 -benzyloksykarbonyl-2-(3-indolyl)-etyl)amid, karakterisert ved at tilsvarende utgangsmaterialer anvendes.
7.
Analogifremgangsmåte ifølge krav 1 for fremstilling av pyridin-2 ,4-dikarboksylsyre-bis( 1-metoksykarbony1-3-metyl-butyl)amid, karakterisert ved at tilsvarende utgangsmaterialer anvendes.
8.
Analogifremgangsmåte ifølge krav 1 for fremstilling av pyridin-2 , 5-dikarboksylsyre-bis(1-benzyloksykarbonyl-3-metylpropyl)amid, karakterisert ved at tilsvarende utgangsmaterialer anvendes.
9.
Analogifremgangsmåte ifølge krav 1 for fremstilling av pyridin-2, 5-dikarboksyl syre-bis(1-benzyloksykarbonyl-2-fenyletyl)amid, karakterisert ved at tilsvarende utgangsmaterialer anvendes.
10.
Analogifremgangsmåte ifølge krav 1 for fremstilling av pyridin-2 , 5-dikarboksyl syre-b i s (1-benzyloksykarbonyl-2-(3-indolyl)-etyl)amid, karakterisert ved at tilsvarende utgangsmaterialer anvendes.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873703962 DE3703962A1 (de) | 1987-02-10 | 1987-02-10 | Pyridin-2,4- und 2,5-dicarbonsaeure-derivate, verfahren zu ihrer herstellung, verwendung derselben sowie arzneimittel auf basis dieser verbindungen |
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NO880557D0 NO880557D0 (no) | 1988-02-09 |
NO880557L NO880557L (no) | 1988-08-11 |
NO174852B true NO174852B (no) | 1994-04-11 |
NO174852C NO174852C (no) | 1994-07-20 |
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NO880557A NO174852C (no) | 1987-02-10 | 1988-02-09 | Analogifremgangsmåte for fremstilling av terapeutisk aktive pyridin 2,4- og 2,5-dikarboksylsyrederivater |
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US (1) | US4968670A (no) |
EP (1) | EP0278454B1 (no) |
JP (1) | JPS63216871A (no) |
KR (1) | KR960004861B1 (no) |
AT (1) | ATE85048T1 (no) |
AU (1) | AU604293B2 (no) |
CA (1) | CA1315471C (no) |
DE (2) | DE3703962A1 (no) |
DK (1) | DK168008B1 (no) |
ES (1) | ES2046218T3 (no) |
FI (1) | FI90767C (no) |
GR (1) | GR3007607T3 (no) |
HU (1) | HU199801B (no) |
IE (1) | IE62353B1 (no) |
IL (1) | IL85360A0 (no) |
NO (1) | NO174852C (no) |
NZ (1) | NZ223432A (no) |
PH (1) | PH24512A (no) |
PT (1) | PT86735B (no) |
ZA (1) | ZA88895B (no) |
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DE3707429A1 (de) * | 1987-03-07 | 1988-09-15 | Hoechst Ag | Substituierte pyridin-2,4-dicarbonsaeure-derivate, verfahren zu ihrer herstellung, verwendung derselben sowie arzneimittel auf basis dieser verbindungen |
DE3924093A1 (de) * | 1989-07-20 | 1991-02-07 | Hoechst Ag | N,n'-bis(alkoxy-alkyl)-pyridin-2,4-dicarbonsaeurediamide, verfahren zu deren herstellung sowie deren verwendung |
US5425289A (en) * | 1993-10-21 | 1995-06-20 | Snap-On Incorporated | Bung tool |
DE3938805A1 (de) * | 1989-11-23 | 1991-05-29 | Hoechst Ag | Pyridin-2,4- und 2,5-dicarbonsaeurediamide, verfahren zu deren herstellung sowie deren verwendung |
DE4020570A1 (de) | 1990-06-28 | 1992-01-02 | Hoechst Ag | 2,4- und 2,5-substituierte pyridin-n-oxide, verfahren zu deren herstellung sowie deren verwendung |
DE4031000A1 (de) * | 1990-10-01 | 1992-04-09 | Hoechst Ag | 4- oder 5-substituierte pyridin-2-carbonsaeuren, verfahren zu deren herstellung sowie deren verwendung als arzneimittel |
YU9492A (sh) * | 1991-02-05 | 1995-03-27 | Hoechst Ag. | 2,4- i 2,5-bis-tetrazolilni piridini i postupak za njihovo dobijanje |
CA2085954A1 (en) * | 1991-12-24 | 1993-06-25 | Klaus Weidmann | Substituted pyridine n-oxides, processes for their preparation, and their use |
TW352384B (en) * | 1992-03-24 | 1999-02-11 | Hoechst Ag | Sulfonamido- or sulfonamidocarbonylpyridine-2-carboxamides, process for their preparation and their use as pharmaceuticals |
DE4233124A1 (de) * | 1992-10-02 | 1994-04-07 | Hoechst Ag | Acylsulfonamido- und Sulfonamidopyridin-2-carbonsäureester sowie ihre Pyridin-N-oxide, Verfahren zu ihrer Herstellung und ihre Verwendung als Arzneimittel |
WO1999021860A1 (en) * | 1997-10-24 | 1999-05-06 | Fibrogen, Inc. | Phenanthroline derivatives |
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DE3432094A1 (de) * | 1984-08-31 | 1986-03-06 | Hoechst Ag, 6230 Frankfurt | Ester der pyridin-2,4- und -2,5- dicarbonsaeure als arzneimittel zur inhibierung der prolin- und lysinhydroxylase |
DE58908519D1 (de) * | 1988-08-04 | 1994-11-24 | Hoechst Ag | Verbessertes Verfahren zur Herstellung von N,N-Bis(alkoxyalkyl)-pyridin -2,4-dicarbonsäurediamiden. |
-
1987
- 1987-02-10 DE DE19873703962 patent/DE3703962A1/de not_active Withdrawn
-
1988
- 1988-02-08 EP EP88101793A patent/EP0278454B1/de not_active Expired - Lifetime
- 1988-02-08 AT AT88101793T patent/ATE85048T1/de not_active IP Right Cessation
- 1988-02-08 US US07/153,440 patent/US4968670A/en not_active Expired - Fee Related
- 1988-02-08 FI FI880555A patent/FI90767C/fi not_active IP Right Cessation
- 1988-02-08 IL IL85360A patent/IL85360A0/xx not_active IP Right Cessation
- 1988-02-08 ES ES198888101793T patent/ES2046218T3/es not_active Expired - Lifetime
- 1988-02-08 PH PH36468A patent/PH24512A/en unknown
- 1988-02-08 NZ NZ223432A patent/NZ223432A/en unknown
- 1988-02-08 DE DE8888101793T patent/DE3877778D1/de not_active Expired - Fee Related
- 1988-02-09 CA CA000558495A patent/CA1315471C/en not_active Expired - Fee Related
- 1988-02-09 JP JP63026722A patent/JPS63216871A/ja active Pending
- 1988-02-09 AU AU11451/88A patent/AU604293B2/en not_active Ceased
- 1988-02-09 NO NO880557A patent/NO174852C/no unknown
- 1988-02-09 PT PT86735A patent/PT86735B/pt not_active IP Right Cessation
- 1988-02-09 ZA ZA880895A patent/ZA88895B/xx unknown
- 1988-02-09 DK DK066188A patent/DK168008B1/da not_active IP Right Cessation
- 1988-02-09 KR KR88001197A patent/KR960004861B1/ko active IP Right Grant
- 1988-02-09 IE IE35188A patent/IE62353B1/en not_active IP Right Cessation
- 1988-02-10 HU HU88611A patent/HU199801B/hu not_active IP Right Cessation
-
1993
- 1993-04-09 GR GR930400360T patent/GR3007607T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
EP0278454A3 (en) | 1989-10-18 |
DE3703962A1 (de) | 1988-08-18 |
DK66188A (da) | 1988-08-11 |
PH24512A (en) | 1990-07-18 |
KR960004861B1 (en) | 1996-04-16 |
PT86735B (pt) | 1992-05-29 |
NO174852C (no) | 1994-07-20 |
ATE85048T1 (de) | 1993-02-15 |
NO880557D0 (no) | 1988-02-09 |
KR880009934A (ko) | 1988-10-05 |
GR3007607T3 (no) | 1993-08-31 |
FI880555A (fi) | 1988-08-11 |
DK66188D0 (da) | 1988-02-09 |
US4968670A (en) | 1990-11-06 |
EP0278454B1 (de) | 1993-01-27 |
IE62353B1 (en) | 1995-01-25 |
CA1315471C (en) | 1993-03-30 |
FI90767C (fi) | 1994-03-25 |
ES2046218T3 (es) | 1994-02-01 |
AU604293B2 (en) | 1990-12-13 |
ZA88895B (en) | 1988-08-08 |
FI90767B (fi) | 1993-12-15 |
PT86735A (pt) | 1988-03-01 |
IL85360A0 (en) | 1988-07-31 |
JPS63216871A (ja) | 1988-09-09 |
FI880555A0 (fi) | 1988-02-08 |
NO880557L (no) | 1988-08-11 |
DE3877778D1 (de) | 1993-03-11 |
HU199801B (en) | 1990-03-28 |
IE880351L (en) | 1988-08-10 |
NZ223432A (en) | 1990-04-26 |
AU1145188A (en) | 1988-08-11 |
DK168008B1 (da) | 1994-01-17 |
HUT47251A (en) | 1989-02-28 |
EP0278454A2 (de) | 1988-08-17 |
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