JP5579406B2 - 高分子ミセルを形成する生分解性化合物、並びにその製造方法及びこの化合物を含有する薬剤組成物 - Google Patents
高分子ミセルを形成する生分解性化合物、並びにその製造方法及びこの化合物を含有する薬剤組成物 Download PDFInfo
- Publication number
- JP5579406B2 JP5579406B2 JP2009161156A JP2009161156A JP5579406B2 JP 5579406 B2 JP5579406 B2 JP 5579406B2 JP 2009161156 A JP2009161156 A JP 2009161156A JP 2009161156 A JP2009161156 A JP 2009161156A JP 5579406 B2 JP5579406 B2 JP 5579406B2
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- Japan
- Prior art keywords
- compound
- polylactic acid
- polymer
- acid compound
- aqueous solution
- 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 - Lifetime
Links
- 150000001875 compounds Chemical class 0.000 title claims description 105
- 239000000693 micelle Substances 0.000 title claims description 61
- 238000004519 manufacturing process Methods 0.000 title claims description 27
- 238000000034 method Methods 0.000 title claims description 17
- 239000008194 pharmaceutical composition Substances 0.000 title description 6
- 229920000747 poly(lactic acid) Polymers 0.000 claims abstract description 73
- 239000004626 polylactic acid Substances 0.000 claims abstract description 68
- 229940079593 drug Drugs 0.000 claims description 69
- 239000003814 drug Substances 0.000 claims description 69
- 239000007864 aqueous solution Substances 0.000 claims description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 24
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 20
- 239000003999 initiator Substances 0.000 claims description 20
- JJTUDXZGHPGLLC-UHFFFAOYSA-N lactide Chemical compound CC1OC(=O)C(C)OC1=O JJTUDXZGHPGLLC-UHFFFAOYSA-N 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 10
- 239000003960 organic solvent Substances 0.000 claims description 9
- FALRKNHUBBKYCC-UHFFFAOYSA-N 2-(chloromethyl)pyridine-3-carbonitrile Chemical compound ClCC1=NC=CC=C1C#N FALRKNHUBBKYCC-UHFFFAOYSA-N 0.000 claims description 8
- -1 alkali metal salt Chemical class 0.000 claims description 8
- 229940014800 succinic anhydride Drugs 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 7
- 229920001577 copolymer Polymers 0.000 claims description 7
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 6
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 6
- RKDVKSZUMVYZHH-UHFFFAOYSA-N 1,4-dioxane-2,5-dione Chemical compound O=C1COC(=O)CO1 RKDVKSZUMVYZHH-UHFFFAOYSA-N 0.000 claims description 5
- QBYIENPQHBMVBV-HFEGYEGKSA-N (2R)-2-hydroxy-2-phenylacetic acid Chemical compound O[C@@H](C(O)=O)c1ccccc1.O[C@@H](C(O)=O)c1ccccc1 QBYIENPQHBMVBV-HFEGYEGKSA-N 0.000 claims description 4
- VPVXHAANQNHFSF-UHFFFAOYSA-N 1,4-dioxan-2-one Chemical compound O=C1COCCO1 VPVXHAANQNHFSF-UHFFFAOYSA-N 0.000 claims description 4
- IWYDHOAUDWTVEP-UHFFFAOYSA-N R-2-phenyl-2-hydroxyacetic acid Natural products OC(=O)C(O)C1=CC=CC=C1 IWYDHOAUDWTVEP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052783 alkali metal Inorganic materials 0.000 claims description 4
- 229960002510 mandelic acid Drugs 0.000 claims description 4
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 claims description 4
- 230000000379 polymerizing effect Effects 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 0.000 claims description 4
- JDTUPLBMGDDPJS-UHFFFAOYSA-N 2-methoxy-2-phenylethanol Chemical compound COC(CO)C1=CC=CC=C1 JDTUPLBMGDDPJS-UHFFFAOYSA-N 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group 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 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical group [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Chemical group 0.000 claims description 3
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 3
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
- 229910052700 potassium Inorganic materials 0.000 claims description 3
- 239000011591 potassium Chemical group 0.000 claims description 3
- 229910000028 potassium bicarbonate Inorganic materials 0.000 claims description 3
- 235000015497 potassium bicarbonate Nutrition 0.000 claims description 3
- 239000011736 potassium bicarbonate Substances 0.000 claims description 3
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 3
- 235000011181 potassium carbonates Nutrition 0.000 claims description 3
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 3
- 235000017550 sodium carbonate Nutrition 0.000 claims description 3
- 238000001291 vacuum drying Methods 0.000 claims description 3
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims description 2
- PWAXUOGZOSVGBO-UHFFFAOYSA-N adipoyl chloride Chemical compound ClC(=O)CCCCC(Cl)=O PWAXUOGZOSVGBO-UHFFFAOYSA-N 0.000 claims description 2
- WMPOZLHMGVKUEJ-UHFFFAOYSA-N decanedioyl dichloride Chemical compound ClC(=O)CCCCCCCCC(Cl)=O WMPOZLHMGVKUEJ-UHFFFAOYSA-N 0.000 claims description 2
- 229920001519 homopolymer Polymers 0.000 claims description 2
- YVOFTMXWTWHRBH-UHFFFAOYSA-N pentanedioyl dichloride Chemical compound ClC(=O)CCCC(Cl)=O YVOFTMXWTWHRBH-UHFFFAOYSA-N 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
- SXYFKXOFMCIXQW-UHFFFAOYSA-N propanedioyl dichloride Chemical compound ClC(=O)CC(Cl)=O SXYFKXOFMCIXQW-UHFFFAOYSA-N 0.000 claims description 2
- 125000004429 atom Chemical group 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 69
- 229920000642 polymer Polymers 0.000 description 67
- 230000015572 biosynthetic process Effects 0.000 description 26
- 238000003786 synthesis reaction Methods 0.000 description 25
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 18
- 239000012153 distilled water Substances 0.000 description 18
- 239000000243 solution Substances 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 13
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 11
- 238000012377 drug delivery Methods 0.000 description 11
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 11
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 10
- 159000000000 sodium salts Chemical class 0.000 description 10
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 9
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 9
- 235000017557 sodium bicarbonate Nutrition 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 8
- 230000002209 hydrophobic effect Effects 0.000 description 8
- 239000002202 Polyethylene glycol Substances 0.000 description 7
- 229920001223 polyethylene glycol Polymers 0.000 description 7
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- UNXHWFMMPAWVPI-UHFFFAOYSA-N Erythritol Natural products OCC(O)C(O)CO UNXHWFMMPAWVPI-UHFFFAOYSA-N 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- HEBKCHPVOIAQTA-UHFFFAOYSA-N meso ribitol Natural products OCC(O)C(O)C(O)CO HEBKCHPVOIAQTA-UHFFFAOYSA-N 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 210000000813 small intestine Anatomy 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 230000007928 solubilization Effects 0.000 description 6
- 238000005063 solubilization Methods 0.000 description 6
- 229930012538 Paclitaxel Natural products 0.000 description 5
- 239000002585 base Substances 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 229920001477 hydrophilic polymer Polymers 0.000 description 5
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- 239000000178 monomer Substances 0.000 description 5
- 229960001592 paclitaxel Drugs 0.000 description 5
- RCINICONZNJXQF-MZXODVADSA-N taxol Chemical compound O([C@@H]1[C@@]2(C[C@@H](C(C)=C(C2(C)C)[C@H](C([C@]2(C)[C@@H](O)C[C@H]3OC[C@]3([C@H]21)OC(C)=O)=O)OC(=O)C)OC(=O)[C@H](O)[C@@H](NC(=O)C=1C=CC=CC=1)C=1C=CC=CC=1)O)C(=O)C1=CC=CC=C1 RCINICONZNJXQF-MZXODVADSA-N 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 150000002016 disaccharides Chemical class 0.000 description 4
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 4
- 229920005862 polyol Polymers 0.000 description 4
- 150000003077 polyols Chemical class 0.000 description 4
- 238000000425 proton nuclear magnetic resonance spectrum Methods 0.000 description 4
- 230000003381 solubilizing effect Effects 0.000 description 4
- 210000002784 stomach Anatomy 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 3
- FBPFZTCFMRRESA-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 description 3
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 3
- UNXHWFMMPAWVPI-QWWZWVQMSA-N D-threitol Chemical compound OC[C@@H](O)[C@H](O)CO UNXHWFMMPAWVPI-QWWZWVQMSA-N 0.000 description 3
- 239000004386 Erythritol Substances 0.000 description 3
- 229930195725 Mannitol Natural products 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- TVXBFESIOXBWNM-UHFFFAOYSA-N Xylitol Natural products OCCC(O)C(O)C(O)CCO TVXBFESIOXBWNM-UHFFFAOYSA-N 0.000 description 3
- 229920000469 amphiphilic block copolymer Polymers 0.000 description 3
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 3
- 229920002988 biodegradable polymer Polymers 0.000 description 3
- 239000004621 biodegradable polymer Substances 0.000 description 3
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 description 3
- 239000002775 capsule Substances 0.000 description 3
- 150000002009 diols Chemical class 0.000 description 3
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- UNXHWFMMPAWVPI-ZXZARUISSA-N erythritol Chemical compound OC[C@H](O)[C@H](O)CO UNXHWFMMPAWVPI-ZXZARUISSA-N 0.000 description 3
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- ACCCMOQWYVYDOT-UHFFFAOYSA-N hexane-1,1-diol Chemical compound CCCCCC(O)O ACCCMOQWYVYDOT-UHFFFAOYSA-N 0.000 description 3
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- ULWHHBHJGPPBCO-UHFFFAOYSA-N propane-1,1-diol Chemical compound CCC(O)O ULWHHBHJGPPBCO-UHFFFAOYSA-N 0.000 description 3
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- HEBKCHPVOIAQTA-ZXFHETKHSA-N ribitol Chemical compound OC[C@H](O)[C@H](O)[C@H](O)CO HEBKCHPVOIAQTA-ZXFHETKHSA-N 0.000 description 3
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- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 2
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- BITMAWRCWSHCRW-PFQJHCPISA-N Raffinose Pentahydrate Chemical compound O.O.O.O.O.O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO[C@@H]2[C@@H]([C@@H](O)[C@@H](O)[C@@H](CO)O2)O)O1 BITMAWRCWSHCRW-PFQJHCPISA-N 0.000 description 2
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- AQHHHDLHHXJYJD-UHFFFAOYSA-N propranolol Chemical compound C1=CC=C2C(OCC(O)CNC(C)C)=CC=CC2=C1 AQHHHDLHHXJYJD-UHFFFAOYSA-N 0.000 description 2
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- XMAYWYJOQHXEEK-OZXSUGGESA-N (2R,4S)-ketoconazole Chemical compound C1CN(C(=O)C)CCN1C(C=C1)=CC=C1OC[C@@H]1O[C@@](CN2C=NC=C2)(C=2C(=CC(Cl)=CC=2)Cl)OC1 XMAYWYJOQHXEEK-OZXSUGGESA-N 0.000 description 1
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- YROXIXLRRCOBKF-UHFFFAOYSA-N sulfonylurea Chemical class OC(=N)N=S(=O)=O YROXIXLRRCOBKF-UHFFFAOYSA-N 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229960003433 thalidomide Drugs 0.000 description 1
- 229960000278 theophylline Drugs 0.000 description 1
- 239000004308 thiabendazole Substances 0.000 description 1
- 229960004546 thiabendazole Drugs 0.000 description 1
- 235000010296 thiabendazole Nutrition 0.000 description 1
- WJCNZQLZVWNLKY-UHFFFAOYSA-N thiabendazole Chemical compound S1C=NC(C=2NC3=CC=CC=C3N=2)=C1 WJCNZQLZVWNLKY-UHFFFAOYSA-N 0.000 description 1
- 229960004098 thioridazine hydrochloride Drugs 0.000 description 1
- NZFNXWQNBYZDAQ-UHFFFAOYSA-N thioridazine hydrochloride Chemical compound Cl.C12=CC(SC)=CC=C2SC2=CC=CC=C2N1CCC1CCCCN1C NZFNXWQNBYZDAQ-UHFFFAOYSA-N 0.000 description 1
- 229960005371 tolbutamide Drugs 0.000 description 1
- 229960004799 tryptophan Drugs 0.000 description 1
- OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Natural products OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 0.000 description 1
- MECHNRXZTMCUDQ-RKHKHRCZSA-N vitamin D2 Chemical compound C1(/[C@@H]2CC[C@@H]([C@]2(CCC1)C)[C@H](C)/C=C/[C@H](C)C(C)C)=C\C=C1\C[C@@H](O)CCC1=C MECHNRXZTMCUDQ-RKHKHRCZSA-N 0.000 description 1
- 239000011653 vitamin D2 Substances 0.000 description 1
- 235000001892 vitamin D2 Nutrition 0.000 description 1
- 229960005080 warfarin Drugs 0.000 description 1
- PJVWKTKQMONHTI-UHFFFAOYSA-N warfarin Chemical compound OC=1C2=CC=CC=C2OC(=O)C=1C(CC(=O)C)C1=CC=CC=C1 PJVWKTKQMONHTI-UHFFFAOYSA-N 0.000 description 1
Classifications
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- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/10—Dispersions; Emulsions
- A61K9/107—Emulsions ; Emulsion preconcentrates; Micelles
- A61K9/1075—Microemulsions or submicron emulsions; Preconcentrates or solids thereof; Micelles, e.g. made of phospholipids or block copolymers
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- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/34—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/08—Lactones or lactides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/91—Polymers modified by chemical after-treatment
- C08G63/912—Polymers modified by chemical after-treatment derived from hydroxycarboxylic acids
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Description
Rは−[R1]k−[R2]m−であり、
ここで、R1は−C(=O)−CHZ−O−であり、
R2は−C(=O)−CHY−O−、−C(=O)−CH2CH2CH2CH2CH2−O−または−C(=O)−CH2−O−CH2CH2−O−であり、
ここで、Z及びYはそれぞれ水素原子、メチルまたはフェニルであり、
kは1〜30の整数であり、
mは0〜30の整数であり;
Xは−C(=O)−(CH2)a−C(=O)−O−Mであり、
ここで、aは0〜10の整数であり、
Mはナトリウム、カリウムまたはリチウムであり;
Iは、エチレングリコール、プロパンジオール、ブタンジオール、ペンタンジオール、ヘキサンジオール等のジオール;またはグリセロール、エリトスリトール、トレイトール、ペンタエリトスリトール、キシリトール、アドニトール、ソルビトール、マンニトール;パラチノース、マルトース一水和物、マルチトール等の二糖類;若しくはD−ラフィノース五水和物等の三糖類から選択される3〜12個のヒドロキシ基を有するポリオールであり;
nは2〜6の整数で、且つIが有するヒドロキシ基の数と同じである。
1)開始剤と触媒の存在下にラクチド系のモノマーを重合反応させてポリ乳酸化合物を得るステップ;
2)ステップ1)で得たポリ乳酸化合物を水溶性有機溶媒に溶解し、pH7以上の水溶液を加えることによりポリ乳酸化合物を精製し、真空乾燥して粉末形態のポリ乳酸化合物を得るステップ;
3)ステップ2)で得たポリ乳酸化合物を無水コハク酸またはジクロライド化合物と反応させることによって、末端カルボキシル基を有するポリ乳酸化合物を得るステップ;及び
4)炭酸水素ナトリウム、炭酸ナトリウム、炭酸水素カリウム、炭酸カリウム及び炭酸リチウムよりなる群から選択されるアルカリ金属塩をステップ3)で得たポリ乳酸化合物に加えることによって、末端カルボキシアルカリ金属塩基を有する化合物を得るステップ;
を含む方法に関するものである。
1)開始剤と触媒の存在下にラクチド系のモノマーを重合反応させてポリ乳酸化合物を得るステップ;
2)ステップ1)で得たポリ乳酸化合物を水溶性有機溶媒に溶解し、pH7以上の水溶液を加えることによりポリ乳酸化合物を精製し、真空乾燥して粉末形態のポリ乳酸化合物を得るステップ;
3)ステップ2)で得たポリ乳酸化合物を無水コハク酸またはジクロライド化合物と反応させることによって、末端カルボキシル基を有するポリ乳酸化合物を得るステップ;
4)ステップ3)で得たポリ乳酸化合物にアルカリ金属塩を加えることによって、末端カルボキシアルカリ金属塩基を有する化合物を得るステップ;
を含む方法によって製造することができる。
グリセロール(1g;0.011mol)を止コック付き100mLフラスコに入れ、当該フラスコを80℃に加熱された油浴に入れて、真空条件で30分間、水分を除去した。
3gのグリセロールを用いたこと以外は製造例1と同様の方法で、3−arm PLA−OH(29.5g、収率91%)を得た。
1.5gのグリセロールを用いたこと以外は製造例1と同様の方法で、3−arm PLA−OH(30g、収率92%)を得た。
0.75gのグリセロールを用いたこと以外は製造例1と同様の方法で、3−arm PLA−OH(30g、収率92%)を得た。
キシリトール(1g、0.007mol)及びラクチド(29g)を用いたこと以外は製造例1と同様の方法で、5−arm PLA−OH(25g、収率95%)を得た。
製造例1で合成した3−arm PLA−OH(100g;0.033mol)を一口フラスコに入れ、真空条件下、125℃で1時間、高分子に含まれた水分を完全に除去した。高分子の末端ヒドロキシ基モル数[0.033×3(分枝数)=0.099mol]に対して、無水コハク酸(19.8g;0.198mol)を添加した後、反応器を密封し、反応温度125℃で6時間反応させた。得られた高分子を溶解したアセトン溶液へ蒸留水を少しずつ加えることによって、高分子を沈澱させた。沈澱した高分子を、炭酸水素ナトリウム水溶液に60℃で完全に溶解した。溶けない部分あった場合には、濾過して除去した。ここへ塩酸(1N)水溶液を少しずつ添加することによって、3−arm PLA−COOHを沈澱させた。得られた高分子を水で3回洗浄し、真空乾燥した。得られた3−arm PLA−COOHの数平均分子量を、1H−NMRスペクトル(図2)によって、3,108ダルトンと決定した。
製造例2で合成した3−arm PLA−OH(33g)を用いたこと以外は実施例1と同じ方法によって、3−arm PLA−COOHを得た。
製造例3で合成した3−arm PLA−OH(66g)を用いたこと以外は実施例1と同じ方法によって、3−arm PLA−COOHを得た。
製造例4で合成した3−arm PLA−OH(132g)を用いたこと以外は実施例1と同じ方法によって、3−arm PLA−COOHを得た。
製造例5で合成した5−arm PLA−OH(80g)を用いたこと以外は実施例1と同じ方法によって、5−arm PLA−COOHを得た。
実施例1で合成した3−arm PLA−COOHをアセトンに溶解し、丸底フラスコに入れた。次いで、攪拌機を取り付けた後、常温でゆっくり攪拌した。ここに、炭酸水素ナトリウム水溶液(1N)をゆっくり加えて中和した。少量のアセトン溶液を多量の蒸留水で希釈し、溶液がpH7となったことを確認した。次に、無水硫酸マグネシウムを加えて過剰な水分を除去し、濾過し、エバポレータでアセトンを減圧留去して白色の固体を得た。この白色の固体を再び無水アセトンに溶解し、濾過して無水アセトンに溶けない物質を除去した後、アセトンを減圧留去することによって、白色固体状の3−armPLA−COONaを得た。
実施例2で合成した3−arm PLA−COOHを用いたこと以外は実施例6と同じ方法によって、3−arm PLA−COONaを得た。
実施例3で合成した3−arm PLA−COOHを用いたこと以外は実施例6と同じ方法によって、3−arm PLA−COONaを得た。
実施例4で合成した3−arm PLA−COOHを用いたこと以外は実施例6と同じ方法によって、3−arm PLA−COONaを得た。
実施例5で合成した5−arm PLA−COOHを用いたこと以外は実施例6と同じ方法によって、5−arm PLA−COONaを得た。
ラクチド(20.2g;0.14mol)とグリコリド(16.3g,0.14mol)を用いたこと以外は製造例1と同じ方法によって、3−arm PLGA−OHを得た。
製造例6で合成した3−arm PLGA−OH(100g)を用いたこと以外は実施例1と同じ方法によって、3−arm PLGA−COOHを得た。
実施例11で合成した3−arm PLGA−COOHを用いたこと以外は実施例6と同じ方法によって、3−arm PLGA−COONaを得た。
製造例1で合成した3−arm PLA−OH(100g;0.033mol)を一口フラスコに入れ、真空条件下、125℃で1時間、高分子に含まれた水分を完全に除去した。乾燥された高分子を200mLのアセトンに完全に溶解し、反応温度を50℃に設定した。高分子の末端ヒドロキシ基モル数(0.033×3(分枝数)=0.099mol)に対して、スクシニルクロライド(55mL;0.495mol)を加えた。反応器内部に窒素を流入しながら、12時間反応を行なった。得られた高分子を溶解したアセトン溶液を蒸留水に少しずつ加えることによって、高分子を沈澱させた。沈澱した高分子を蒸留水で洗浄した後、炭酸水素ナトリウム水溶液に60℃で完全に溶かした。溶けない部分は濾過により除去した。ここに塩酸(1N)水溶液を少しずつ添加することによって、3−arm PLA−COOHを沈澱させた。得られた高分子を水で3回洗浄して、真空乾燥した。
(1)D,L−ポリ乳酸(PLA−COOH)の合成1
100gのD,L−乳酸を250mLの三口丸底フラスコに入れ、攪拌機を取り付けた後、油浴中で80℃に加熱した。真空アスピレータで25mmHgに減圧しながら、反応を1時間行なって過剰の水分を除去した。反応温度を160℃に上げながら10mmHgに減圧し、反応を12時間行った後、反応を終結した。得られた反応物に1Lの蒸留水を加えて高分子を析出させた。析出した高分子に蒸留水を加え、pH4以下の水溶液に溶解する低分子量のオリゴマーを除去し、析出した高分子を1Lの蒸留水に加えた。ここに炭酸水素ナトリウムを少しずつ加えて水溶液のpHが6〜8になるようにすることによって、高分子を完全に溶解した。この際、水に溶解しない高分子は遠心分離や濾過などで除去した。
上記比較例1(1)で合成したD,L−ポリ乳酸(数平均分子量:1,140ダルトン)をアセトンに溶解し、丸底フラスコに入れ、攪拌機を取り付けた。当該溶液を常温でゆっくり攪拌し、炭酸水素ナトリウム水溶液(1N)をゆっくり加えて中和した。
(1)D,L−ポリ乳酸(PLA−COOH)の合成2
反応温度を160℃に上げ、圧力を5mmHgに減圧した条件で24時間反応させたこと以外は比較例1(1)と同じ方法によって、D,L−ポリ乳酸を75g(収率75%)得た。数平均分子量は2,500ダルトンであった。
比較例2の(1)で合成したD,L−ポリ乳酸(数平均分子量2,500ダルトン)を用いたことを除いては、比較例1の(2)と同じ方法でポリ乳酸ナトリウム塩(収率95%)を合成した。
数平均分子量が1,000、2,000、3,000及び4,000ダルトンの3−arm分枝状ポリ乳酸ナトリウム塩をそれぞれ蒸留水に溶かした後、形成されたミセルの粒径をDLS(dynamic light scattery,Zeta Plus,Brookhaven Instruments Corp.)を利用して測定した。粒径に関する結果を表1に示す。
上記実施例で合成した分枝状ポリ乳酸ナトリウム塩とパクリタキセルを、アセトン、エタノール、酢酸エチル、アセトニトリル、ジクロロメタン及びクロロホルムの有機溶媒にそれぞれ溶かして透明な溶液を製造し、エバポレータで有機溶媒を除去して、水難溶性薬剤とオリゴマーの均一混合物を調製した。それらを蒸留水に溶かした。このようにして製造された水難溶性薬剤含有ミセル水溶液を、細孔径200nmのメンブランフィルタで濾過して溶解されない薬剤を除去した後、水溶液中の薬剤濃度を液体クロマトグラフィで定量した。結果を表2に示す。
実施例9で合成した分枝状ポリ乳酸ナトリウム塩のpHによる溶解度を測定するために、塩酸(1N)水溶液を用いてpH2に調節した水溶液と蒸留水に分枝状ポリ乳酸ナトリウム塩を溶解させた後、水溶液を観察した。その結果を図4に示す。
Claims (6)
- pH4以上の水溶液でミセルを形成する一般式(1)の化合物。
Rは−[R1]k−[R2]m−であり、
ここで、R1は−C(=O)−CHZ−O−であり、
R2は−C(=O)−CHY−O−、−C(=O)−CH2CH2CH2CH2CH2−O−または−C(=O)−CH2−O−CH2CH2−O−であり、
ここで、Zはメチル、Yは水素原子、メチルまたはフェニルであり、
kは1〜30の整数であり、
mは0〜30の整数であり;
Xは−C(=O)−(CH2)a−C(=O)−O−Mであり、
ここで、aは0〜10の整数であり、
Mはナトリウム、カリウムまたはリチウムである。 - 900〜9,000ダルトンの数平均分子量を有する請求項1に記載の化合物。
- Rが、ラクチドの単一重合体、または、ラクチドとグリコリド、カプロラクトン、1,4−ジオキサン−2−オンもしくはマンデル酸との共重合体の1または2以上である請求項1に記載の化合物。
- 請求項1〜3のいずれか1に記載の化合物の製造方法であって:
1)グリセロールである開始剤と触媒の存在下、ラクチド、または、ラクチドとグリコリド、カプロラクトン、1,4−ジオキサン−2−オンまたはマンデル酸とを重合反応させてポリ乳酸化合物を得るステップ;
2)ステップ1)で得たポリ乳酸化合物を水溶性有機溶媒に溶解し、pH7以上の水溶液を加えることによりポリ乳酸化合物を精製し、真空乾燥して粉末形態のポリ乳酸化合物を得るステップ;
3)ステップ2)で得たポリ乳酸化合物を無水コハク酸またはジクロライド化合物と反応させることによって、末端カルボキシル基を有するポリ乳酸化合物を得るステップ;及び、
4)炭酸水素ナトリウム、炭酸ナトリウム、炭酸水素カリウム、炭酸カリウム及び炭酸リチウムよりなる群から選択されるアルカリ金属塩をステップ3)で得たポリ乳酸化合物に加えることによって、一般式(1)の化合物を得るステップ;
を含む方法。 - ステップ3)で、ポリ乳酸化合物を、無水コハク酸、オキサリルクロライド、マロニルクロライド、スクシニルクロライド、グルタリルクロライド、アジポイルクロライド、セバシン酸ジクロライド及びドデカジオイルジクロライドよりなる群から選択される化合物と反応させる請求項4に記載の製造方法。
- 請求項1〜3のいずれか1に記載の化合物及び水難溶性薬剤を含有する高分子ミセル組成物。
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JP2009161156A Expired - Lifetime JP5579406B2 (ja) | 2003-12-04 | 2009-07-07 | 高分子ミセルを形成する生分解性化合物、並びにその製造方法及びこの化合物を含有する薬剤組成物 |
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US (1) | US8021652B2 (ja) |
EP (1) | EP1633797B1 (ja) |
JP (2) | JP2006526053A (ja) |
KR (2) | KR20050054129A (ja) |
CN (1) | CN100386358C (ja) |
AT (1) | ATE456600T1 (ja) |
AU (1) | AU2004295264B2 (ja) |
CA (1) | CA2523989C (ja) |
DE (1) | DE602004025344D1 (ja) |
HK (1) | HK1089459A1 (ja) |
MX (1) | MXPA05011584A (ja) |
NZ (1) | NZ543001A (ja) |
WO (1) | WO2005054333A1 (ja) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
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MXPA04003513A (es) * | 2001-10-18 | 2004-07-23 | Samyang Corp | Derivados de acido polilactico biodegradables, sensibles al ph, que forman micelas polimericas y usos de los mismos para el suministro de farmacos deficientemente solubles en agua. |
EP1367080A1 (en) | 2002-05-29 | 2003-12-03 | Hycail B.V. | Hyperbranched poly(hydroxycarboxylic acid) polymers |
JP2012233208A (ja) * | 2005-10-03 | 2012-11-29 | Dai Ichi Kogyo Seiyaku Co Ltd | 機能性フィラーおよびそれを含有する樹脂組成物 |
US7794495B2 (en) * | 2006-07-17 | 2010-09-14 | Advanced Cardiovascular Systems, Inc. | Controlled degradation of stents |
US8802126B2 (en) * | 2008-06-30 | 2014-08-12 | Abbott Cardiovascular Systems Inc. | Polyester implantable medical device with controlled in vivo biodegradability |
US8137818B2 (en) * | 2008-07-28 | 2012-03-20 | Tate & Lyle Ingredients Americas Llc | Poly(lactic acid)-containing compositions for use in imparting oil, grease, or water resistance to paper |
AU2009311895B2 (en) * | 2008-11-07 | 2013-05-23 | Samyang Holdings Corporation | Highly purified polylactic acid or a derivative thereof, a salt of the same, and purification method thereof |
EP2201935B1 (en) * | 2008-12-26 | 2020-07-08 | Samyang Biopharmaceuticals Corporation | Polymeric micelle composition containing a poorly soluble drug and preparation method of the same |
PL2243500T3 (pl) * | 2009-04-23 | 2012-06-29 | Purac Biochem Bv | Biozgodny kompozyt i jego zastosowanie |
FR2967416B1 (fr) * | 2010-11-15 | 2012-12-21 | Ipsen Pharma Sas | Procede de preparation de polymeres a architecture variee et amorcage amide |
KR101467275B1 (ko) * | 2011-12-19 | 2014-12-02 | 주식회사 삼양바이오팜 | 분산성이 향상된 생분해성 고분자 미립자의 조성물 및 그 제조방법 |
WO2013124867A1 (en) | 2012-02-21 | 2013-08-29 | Amrita Vishwa Vidyapeetham University | Polymer - polymer or polymer - protein core - shell nano medicine loaded with multiple drug molecules |
FR2995901B1 (fr) * | 2012-09-21 | 2015-08-14 | Inst Corps Gras Etudes Et Rech S Tech Iterg | Nouveaux pre-polymeres biosources et leurs utilisations pour la preparation de polymeres utiles comme additifs dans une matrice poly(acide lactique) |
JP6164860B2 (ja) * | 2013-02-15 | 2017-07-19 | 三井化学株式会社 | ポリマンデル酸 |
WO2014141289A1 (en) | 2013-03-12 | 2014-09-18 | Amrita Vishwa Vidyapeetham University | Photo - chemo composition on the basis of microcapsules with a core -shell structure |
CN104292444B (zh) * | 2014-10-15 | 2016-06-29 | 四川大学 | 具有精确可控分子结构的类流星锤型聚乳酸的合成方法 |
WO2021168170A1 (en) * | 2020-02-21 | 2021-08-26 | Natureworks Llc | Cosmetic compositions containing low molecular weight amorphous grade polylactic acid resin |
KR102460624B1 (ko) | 2020-09-22 | 2022-10-28 | 가톨릭대학교 산학협력단 | 제어 약물 방출 및 x-선 이미징이 가능한 약물 전달체 및 이의 용도 |
CN114437319B (zh) * | 2022-01-12 | 2023-08-15 | 青岛科技大学 | 一种利用平推流反应器快速可控制备乙交酯-丙交酯共聚物的方法 |
CN114773581B (zh) * | 2022-04-25 | 2024-06-25 | 万华化学集团股份有限公司 | 一种聚乳酸组合物及其制备方法 |
CN115260478B (zh) * | 2022-07-19 | 2024-02-02 | 绍兴文理学院 | 一种高强高韧性聚乳酸共聚物的制备方法及其应用 |
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JP3065384B2 (ja) * | 1991-06-05 | 2000-07-17 | 旭硝子株式会社 | ラクチド系重合体の製造方法 |
JPH06322805A (ja) * | 1993-05-13 | 1994-11-22 | Matsushita Electric Ind Co Ltd | 画像認識装置付き便所 |
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US5929177A (en) * | 1995-08-10 | 1999-07-27 | Kazunori Kataoka | Block polymer having functional groups at both ends |
KR0180334B1 (ko) | 1995-09-21 | 1999-03-20 | 김윤 | 블럭 공중합체 미셀을 이용한 약물전달체 및 이에 약물을 봉입하는 방법 |
DK0895517T3 (da) * | 1996-04-23 | 2005-01-17 | Ipsen Mfg Ireland Ltd | Sure polymælkesyrepolymerer |
JPH10110019A (ja) * | 1996-10-08 | 1998-04-28 | Kazunori Kataoka | 安定化高分子ミセルおよび生理活性物質のキヤリヤーとしてのその使用 |
US6461631B1 (en) * | 1999-11-16 | 2002-10-08 | Atrix Laboratories, Inc. | Biodegradable polymer composition |
JP4565290B2 (ja) * | 1999-12-01 | 2010-10-20 | 東洋紡績株式会社 | 高水酸基濃度を有するオキシ酸系脂肪族ポリエステルおよびオキシ酸系脂肪族ポリエステル組成物 |
EP1306013A1 (en) * | 2001-03-28 | 2003-05-02 | Hycail B.V. | Biodegradable gum base |
MXPA04003513A (es) | 2001-10-18 | 2004-07-23 | Samyang Corp | Derivados de acido polilactico biodegradables, sensibles al ph, que forman micelas polimericas y usos de los mismos para el suministro de farmacos deficientemente solubles en agua. |
KR100492805B1 (ko) | 2001-10-18 | 2005-06-07 | 주식회사 삼양사 | 안정성이 향상된 고분자 미셀 조성물 |
KR100531269B1 (ko) * | 2001-12-04 | 2005-11-28 | 주식회사 삼양사 | 수용액에서 안정한 미셀 또는 나노 파티클을 형성하는고분자 조성물 |
CA2523987C (en) * | 2003-10-10 | 2009-08-04 | Samyang Corporation | Amphiphilic block copolymer and polymeric composition comprising the same for drug delivery |
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US20070003625A1 (en) | 2007-01-04 |
WO2005054333A1 (en) | 2005-06-16 |
EP1633797A1 (en) | 2006-03-15 |
CN100386358C (zh) | 2008-05-07 |
AU2004295264A1 (en) | 2005-06-16 |
NZ543001A (en) | 2009-09-25 |
DE602004025344D1 (de) | 2010-03-18 |
CN1780868A (zh) | 2006-05-31 |
AU2004295264B2 (en) | 2009-10-29 |
CA2523989A1 (en) | 2005-06-16 |
KR20050054129A (ko) | 2005-06-10 |
MXPA05011584A (es) | 2005-12-14 |
ATE456600T1 (de) | 2010-02-15 |
EP1633797A4 (en) | 2009-05-13 |
KR100724719B1 (ko) | 2007-06-04 |
HK1089459A1 (en) | 2006-12-01 |
JP2006526053A (ja) | 2006-11-16 |
JP2009263680A (ja) | 2009-11-12 |
US8021652B2 (en) | 2011-09-20 |
CA2523989C (en) | 2009-01-27 |
EP1633797B1 (en) | 2010-01-27 |
KR20060009831A (ko) | 2006-02-01 |
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