CA1075691A - Derives de la xanthine - Google Patents
Derives de la xanthineInfo
- Publication number
- CA1075691A CA1075691A CA320,436A CA320436A CA1075691A CA 1075691 A CA1075691 A CA 1075691A CA 320436 A CA320436 A CA 320436A CA 1075691 A CA1075691 A CA 1075691A
- Authority
- CA
- Canada
- Prior art keywords
- methyl
- xanthine
- oxohexyl
- carbon atoms
- ethyl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- LRFVTYWOQMYALW-UHFFFAOYSA-N 9H-xanthine Chemical class O=C1NC(=O)NC2=C1NC=N2 LRFVTYWOQMYALW-UHFFFAOYSA-N 0.000 title claims description 25
- 229940083747 low-ceiling diuretics xanthine derivative Drugs 0.000 title description 5
- 150000001875 compounds Chemical class 0.000 claims abstract description 39
- 229940075420 xanthine Drugs 0.000 claims abstract description 39
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 38
- 239000000126 substance Substances 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 31
- 239000000047 product Substances 0.000 claims abstract description 31
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 30
- 230000008569 process Effects 0.000 claims abstract description 29
- -1 5-oxohexyl group Chemical group 0.000 claims abstract description 28
- 239000002253 acid Substances 0.000 claims abstract description 25
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 17
- 239000002904 solvent Substances 0.000 claims abstract description 17
- 150000003839 salts Chemical class 0.000 claims abstract description 16
- 125000002947 alkylene group Chemical group 0.000 claims abstract description 10
- 125000005843 halogen group Chemical group 0.000 claims abstract description 10
- 238000002360 preparation method Methods 0.000 claims abstract description 7
- 150000002576 ketones Chemical class 0.000 claims abstract description 6
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 5
- WDJHALXBUFZDSR-UHFFFAOYSA-M acetoacetate Chemical compound CC(=O)CC([O-])=O WDJHALXBUFZDSR-UHFFFAOYSA-M 0.000 claims abstract description 5
- 150000001350 alkyl halides Chemical class 0.000 claims abstract description 5
- 239000002168 alkylating agent Substances 0.000 claims abstract description 5
- 230000003301 hydrolyzing effect Effects 0.000 claims abstract description 5
- 230000003647 oxidation Effects 0.000 claims abstract description 5
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 5
- 229910021653 sulphate ion Inorganic materials 0.000 claims abstract description 5
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 4
- OTUCSVCIIQRSNG-UHFFFAOYSA-N 3-ethyl-7h-purine-2,6-dione Chemical compound O=C1NC(=O)N(CC)C2=C1NC=N2 OTUCSVCIIQRSNG-UHFFFAOYSA-N 0.000 claims abstract 3
- PVUYHZOYPIJUBZ-UHFFFAOYSA-N 3-methyl-1-(5-oxohexyl)-7h-purine-2,6-dione Chemical group O=C1N(CCCCC(=O)C)C(=O)N(C)C2=C1NC=N2 PVUYHZOYPIJUBZ-UHFFFAOYSA-N 0.000 claims abstract 3
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 54
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 51
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 41
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 11
- SOCYNBJTSAFFQI-UHFFFAOYSA-N 7-butyl-3-methyl-1-(5-oxohexyl)purine-2,6-dione Chemical compound CN1C(=O)N(CCCCC(C)=O)C(=O)C2=C1N=CN2CCCC SOCYNBJTSAFFQI-UHFFFAOYSA-N 0.000 claims description 6
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 claims description 6
- MROQSUMVRJJJLI-UHFFFAOYSA-N 7-ethyl-3-methyl-1-(5-oxohexyl)purine-2,6-dione Chemical compound CN1C(=O)N(CCCCC(C)=O)C(=O)C2=C1N=CN2CC MROQSUMVRJJJLI-UHFFFAOYSA-N 0.000 claims description 5
- RBQOQRRFDPXAGN-UHFFFAOYSA-N Propentofylline Chemical compound CN1C(=O)N(CCCCC(C)=O)C(=O)C2=C1N=CN2CCC RBQOQRRFDPXAGN-UHFFFAOYSA-N 0.000 claims description 5
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 5
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
- 239000003960 organic solvent Substances 0.000 claims description 5
- DNGNNURPARKSKM-UHFFFAOYSA-N 3-ethyl-1-(5-oxohexyl)-7-propylpurine-2,6-dione Chemical compound CCN1C(=O)N(CCCCC(C)=O)C(=O)C2=C1N=CN2CCC DNGNNURPARKSKM-UHFFFAOYSA-N 0.000 claims description 4
- GISWGHGEIIOKGX-UHFFFAOYSA-N 7-ethyl-3-methylpurine-2,6-dione Chemical compound CN1C(=O)NC(=O)C2=C1N=CN2CC GISWGHGEIIOKGX-UHFFFAOYSA-N 0.000 claims description 3
- 239000000010 aprotic solvent Substances 0.000 claims description 3
- QMUGICMOASIURD-UHFFFAOYSA-N 7-butyl-3-methylpurine-2,6-dione Chemical compound CN1C(=O)NC(=O)C2=C1N=CN2CCCC QMUGICMOASIURD-UHFFFAOYSA-N 0.000 claims description 2
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 239000011877 solvent mixture Substances 0.000 claims description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims 2
- CERFGCPAKWKZEK-UHFFFAOYSA-N 1-(5-hydroxyhexyl)-3-methyl-7-propylpurine-2,6-dione Chemical compound CN1C(=O)N(CCCCC(C)O)C(=O)C2=C1N=CN2CCC CERFGCPAKWKZEK-UHFFFAOYSA-N 0.000 claims 1
- XGECJWLPWNUTPX-UHFFFAOYSA-N 3-ethyl-1-(5-oxohexyl)-7H-purine-2,6-dione Chemical compound O=C(CCCCN1C(=O)N(C=2N=CNC2C1=O)CC)C XGECJWLPWNUTPX-UHFFFAOYSA-N 0.000 claims 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims 1
- 230000002792 vascular Effects 0.000 abstract description 4
- 239000008280 blood Substances 0.000 abstract description 3
- 210000004369 blood Anatomy 0.000 abstract description 3
- 230000007812 deficiency Effects 0.000 abstract description 2
- 201000010099 disease Diseases 0.000 abstract description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 94
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 78
- 238000002844 melting Methods 0.000 description 46
- 230000008018 melting Effects 0.000 description 46
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 42
- 239000000203 mixture Substances 0.000 description 34
- 229940083608 sodium hydroxide Drugs 0.000 description 32
- 239000000243 solution Substances 0.000 description 30
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 26
- 238000001953 recrystallisation Methods 0.000 description 20
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 19
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 19
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 18
- 230000008084 cerebral blood perfusion Effects 0.000 description 17
- 238000003756 stirring Methods 0.000 description 16
- NTYJJOPFIAHURM-UHFFFAOYSA-N Histamine Chemical compound NCCC1=CN=CN1 NTYJJOPFIAHURM-UHFFFAOYSA-N 0.000 description 14
- 229940073584 methylene chloride Drugs 0.000 description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 13
- 235000013350 formula milk Nutrition 0.000 description 13
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 11
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 10
- ZFXYFBGIUFBOJW-UHFFFAOYSA-N theophylline Chemical compound O=C1N(C)C(=O)N(C)C2=C1NC=N2 ZFXYFBGIUFBOJW-UHFFFAOYSA-N 0.000 description 10
- RDIDOICNEQWODO-UHFFFAOYSA-N 3-butyl-7h-purine-2,6-dione Chemical compound O=C1NC(=O)N(CCCC)C2=C1NC=N2 RDIDOICNEQWODO-UHFFFAOYSA-N 0.000 description 9
- 239000012043 crude product Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 229910000027 potassium carbonate Inorganic materials 0.000 description 9
- 229940093956 potassium carbonate Drugs 0.000 description 9
- 235000011181 potassium carbonates Nutrition 0.000 description 9
- 239000001117 sulphuric acid Substances 0.000 description 9
- 235000011149 sulphuric acid Nutrition 0.000 description 9
- GMSNIKWWOQHZGF-UHFFFAOYSA-N 3-methyl-9H-xanthine Chemical compound O=C1NC(=O)N(C)C2=C1N=CN2 GMSNIKWWOQHZGF-UHFFFAOYSA-N 0.000 description 8
- 241000282326 Felis catus Species 0.000 description 8
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 8
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 8
- 239000013078 crystal Substances 0.000 description 8
- 229910052708 sodium Inorganic materials 0.000 description 8
- 239000011734 sodium Substances 0.000 description 8
- 241000700199 Cavia porcellus Species 0.000 description 7
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 7
- 241000699666 Mus <mouse, genus> Species 0.000 description 7
- 230000001813 broncholytic effect Effects 0.000 description 7
- 238000001816 cooling Methods 0.000 description 7
- 229960001340 histamine Drugs 0.000 description 7
- 230000000144 pharmacologic effect Effects 0.000 description 7
- 238000010992 reflux Methods 0.000 description 7
- 229960000278 theophylline Drugs 0.000 description 7
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 6
- OIPILFWXSMYKGL-UHFFFAOYSA-N acetylcholine Chemical compound CC(=O)OCC[N+](C)(C)C OIPILFWXSMYKGL-UHFFFAOYSA-N 0.000 description 6
- 229960004373 acetylcholine Drugs 0.000 description 6
- 229960001760 dimethyl sulfoxide Drugs 0.000 description 6
- 230000003480 fibrinolytic effect Effects 0.000 description 6
- QZAYGJVTTNCVMB-UHFFFAOYSA-N serotonin Chemical compound C1=C(O)C=C2C(CCN)=CNC2=C1 QZAYGJVTTNCVMB-UHFFFAOYSA-N 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- YMIISQFLRUQIIW-UHFFFAOYSA-N 1-bromohexan-2-one Chemical compound CCCCC(=O)CBr YMIISQFLRUQIIW-UHFFFAOYSA-N 0.000 description 5
- OXTJFLMERRCYFJ-UHFFFAOYSA-N 3-methyl-7-(5-oxohexyl)purine-2,6-dione Chemical compound CN1C(=O)NC(=O)C2=C1N=CN2CCCCC(=O)C OXTJFLMERRCYFJ-UHFFFAOYSA-N 0.000 description 5
- MHNVSFOURBQRPK-UHFFFAOYSA-N 3-methyl-7-propylpurine-2,6-dione Chemical compound CN1C(=O)NC(=O)C2=C1N=CN2CCC MHNVSFOURBQRPK-UHFFFAOYSA-N 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000004480 active ingredient Substances 0.000 description 5
- 238000004587 chromatography analysis Methods 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- XYIBRDXRRQCHLP-UHFFFAOYSA-N ethyl acetoacetate Chemical compound CCOC(=O)CC(C)=O XYIBRDXRRQCHLP-UHFFFAOYSA-N 0.000 description 5
- 239000011541 reaction mixture Substances 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- 229960001866 silicon dioxide Drugs 0.000 description 5
- 229910052938 sodium sulfate Inorganic materials 0.000 description 5
- 235000011152 sodium sulphate Nutrition 0.000 description 5
- 229940065721 systemic for obstructive airway disease xanthines Drugs 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- CYNYIHKIEHGYOZ-UHFFFAOYSA-N 1-bromopropane Chemical compound CCCBr CYNYIHKIEHGYOZ-UHFFFAOYSA-N 0.000 description 4
- WQRASISGTROKJS-UHFFFAOYSA-N 3-methyl-1-(6-oxoheptyl)-7-propylpurine-2,6-dione Chemical compound CN1C(=O)N(CCCCCC(C)=O)C(=O)C2=C1N=CN2CCC WQRASISGTROKJS-UHFFFAOYSA-N 0.000 description 4
- 230000008081 blood perfusion Effects 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- IJKVHSBPTUYDLN-UHFFFAOYSA-N dihydroxy(oxo)silane Chemical compound O[Si](O)=O IJKVHSBPTUYDLN-UHFFFAOYSA-N 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 4
- 125000005188 oxoalkyl group Chemical group 0.000 description 4
- 239000008194 pharmaceutical composition Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 229960003556 aminophylline Drugs 0.000 description 3
- FQPFAHBPWDRTLU-UHFFFAOYSA-N aminophylline Chemical compound NCCN.O=C1N(C)C(=O)N(C)C2=C1NC=N2.O=C1N(C)C(=O)N(C)C2=C1NC=N2 FQPFAHBPWDRTLU-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 230000002490 cerebral effect Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000002026 chloroform extract Substances 0.000 description 3
- 238000004440 column chromatography Methods 0.000 description 3
- 235000019439 ethyl acetate Nutrition 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000000338 in vitro Methods 0.000 description 3
- 230000005923 long-lasting effect Effects 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 3
- 229960001407 sodium bicarbonate Drugs 0.000 description 3
- 235000017557 sodium bicarbonate Nutrition 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- HDAPVDGMACVEKL-UHFFFAOYSA-N 1,3-dibutyl-7h-purine-2,6-dione Chemical compound O=C1N(CCCC)C(=O)N(CCCC)C2=C1NC=N2 HDAPVDGMACVEKL-UHFFFAOYSA-N 0.000 description 2
- SNVVZCPNLVAKLC-UHFFFAOYSA-N 1-chloroheptan-2-one Chemical compound CCCCCC(=O)CCl SNVVZCPNLVAKLC-UHFFFAOYSA-N 0.000 description 2
- FVXNLWRKEVZHKO-UHFFFAOYSA-N 1-chlorohexan-2-one Chemical compound CCCCC(=O)CCl FVXNLWRKEVZHKO-UHFFFAOYSA-N 0.000 description 2
- UHOAEOYZGZGDTP-UHFFFAOYSA-N 3-butyl-7-(4-oxopentyl)purine-2,6-dione Chemical compound O=C1NC(=O)N(CCCC)C2=C1N(CCCC(C)=O)C=N2 UHOAEOYZGZGDTP-UHFFFAOYSA-N 0.000 description 2
- JKBKFWRCQSOAAN-UHFFFAOYSA-N 3-butyl-7-(5-oxohexyl)purine-2,6-dione Chemical compound O=C1NC(=O)N(CCCC)C2=C1N(CCCCC(C)=O)C=N2 JKBKFWRCQSOAAN-UHFFFAOYSA-N 0.000 description 2
- ZEVSCOLPYKRVBZ-UHFFFAOYSA-N 7-decyl-3-methylpurine-2,6-dione Chemical compound CN1C(=O)NC(=O)C2=C1N=CN2CCCCCCCCCC ZEVSCOLPYKRVBZ-UHFFFAOYSA-N 0.000 description 2
- 241000283690 Bos taurus Species 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 241000699670 Mus sp. Species 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 208000036366 Sensation of pressure Diseases 0.000 description 2
- 208000010513 Stupor Diseases 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 150000001721 carbon Chemical group 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 229960004132 diethyl ether Drugs 0.000 description 2
- 230000000916 dilatatory effect Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 231100000053 low toxicity Toxicity 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- 238000007911 parenteral administration Methods 0.000 description 2
- 239000000546 pharmaceutical excipient Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- LEHBURLTIWGHEM-UHFFFAOYSA-N pyridinium chlorochromate Chemical compound [O-][Cr](Cl)(=O)=O.C1=CC=[NH+]C=C1 LEHBURLTIWGHEM-UHFFFAOYSA-N 0.000 description 2
- 239000012047 saturated solution Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000012730 sustained-release form Substances 0.000 description 2
- 239000003826 tablet Substances 0.000 description 2
- 229960004559 theobromine Drugs 0.000 description 2
- JWZZKOKVBUJMES-UHFFFAOYSA-N (+-)-Isoprenaline Chemical compound CC(C)NCC(O)C1=CC=C(O)C(O)=C1 JWZZKOKVBUJMES-UHFFFAOYSA-N 0.000 description 1
- FVTLQTHTBVGFPJ-UHFFFAOYSA-N 1-(3-bromopropyl)-7-ethyl-3-methylpurine-2,6-dione Chemical compound BrCCCN1C(=O)N(C=2N=CN(C=2C1=O)CC)C FVTLQTHTBVGFPJ-UHFFFAOYSA-N 0.000 description 1
- KAFJCCWPICLXMJ-UHFFFAOYSA-N 1-(4-bromobutyl)-3-methyl-7-propylpurine-2,6-dione Chemical compound BrCCCCN1C(=O)N(C=2N=CN(C=2C1=O)CCC)C KAFJCCWPICLXMJ-UHFFFAOYSA-N 0.000 description 1
- FVSINRDBOGWXHN-UHFFFAOYSA-N 1-(6-hydroxyheptyl)-3-methyl-7-propylpurine-2,6-dione Chemical compound OC(CCCCCN1C(=O)N(C=2N=CN(C2C1=O)CCC)C)C FVSINRDBOGWXHN-UHFFFAOYSA-N 0.000 description 1
- HLVFKOKELQSXIQ-UHFFFAOYSA-N 1-bromo-2-methylpropane Chemical compound CC(C)CBr HLVFKOKELQSXIQ-UHFFFAOYSA-N 0.000 description 1
- MNDIARAMWBIKFW-UHFFFAOYSA-N 1-bromohexane Chemical compound CCCCCCBr MNDIARAMWBIKFW-UHFFFAOYSA-N 0.000 description 1
- VFWCMGCRMGJXDK-UHFFFAOYSA-N 1-chlorobutane Chemical compound CCCCCl VFWCMGCRMGJXDK-UHFFFAOYSA-N 0.000 description 1
- MGTGUEKJBFTQQW-UHFFFAOYSA-N 1-chloropentan-2-one Chemical compound CCCC(=O)CCl MGTGUEKJBFTQQW-UHFFFAOYSA-N 0.000 description 1
- YOTSOUGNZSULJR-UHFFFAOYSA-N 1-hexyl-3-methyl-7-(5-oxohexyl)purine-2,6-dione Chemical compound O=C1N(CCCCCC)C(=O)N(C)C2=C1N(CCCCC(C)=O)C=N2 YOTSOUGNZSULJR-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
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- OEDOSFJVBQJGLQ-UHFFFAOYSA-N 3-butyl-7-(6-oxoheptyl)purine-2,6-dione Chemical compound O=C1NC(=O)N(CCCC)C2=C1N(CCCCCC(C)=O)C=N2 OEDOSFJVBQJGLQ-UHFFFAOYSA-N 0.000 description 1
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Landscapes
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA320,436A CA1075691A (fr) | 1977-12-07 | 1977-12-07 | Derives de la xanthine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA320,436A CA1075691A (fr) | 1977-12-07 | 1977-12-07 | Derives de la xanthine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1075691A true CA1075691A (fr) | 1980-04-15 |
Family
ID=4113407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA320,436A Expired CA1075691A (fr) | 1977-12-07 | 1977-12-07 | Derives de la xanthine |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1075691A (fr) |
-
1977
- 1977-12-07 CA CA320,436A patent/CA1075691A/fr not_active Expired
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