JP2008538743A5 - - Google Patents
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- JP2008538743A5 JP2008538743A5 JP2008501969A JP2008501969A JP2008538743A5 JP 2008538743 A5 JP2008538743 A5 JP 2008538743A5 JP 2008501969 A JP2008501969 A JP 2008501969A JP 2008501969 A JP2008501969 A JP 2008501969A JP 2008538743 A5 JP2008538743 A5 JP 2008538743A5
- Authority
- JP
- Japan
- Prior art keywords
- pteroic acid
- derivative
- pteroic
- group
- following formula
- 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.)
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- JOAQINSXLLMRCV-UHFFFAOYSA-N 4-{[(2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl]amino}benzoic acid Chemical compound C1=NC2=NC(N)=NC(O)=C2N=C1CNC1=CC=C(C(O)=O)C=C1 JOAQINSXLLMRCV-UHFFFAOYSA-N 0.000 claims 25
- 239000000203 mixture Substances 0.000 claims 10
- OVBPIULPVIDEAO-LBPRGKRZSA-N folic acid Chemical compound C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-LBPRGKRZSA-N 0.000 claims 8
- 229920002678 cellulose Polymers 0.000 claims 7
- 239000001913 cellulose Substances 0.000 claims 7
- 150000001875 compounds Chemical class 0.000 claims 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 6
- 239000001257 hydrogen Substances 0.000 claims 6
- 229910052739 hydrogen Inorganic materials 0.000 claims 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-K [O-]P([O-])([O-])=O Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims 5
- 238000004255 ion exchange chromatography Methods 0.000 claims 5
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 5
- 239000010452 phosphate Substances 0.000 claims 5
- 229920005654 Sephadex Polymers 0.000 claims 4
- 239000012507 Sephadex™ Substances 0.000 claims 4
- 150000001720 carbohydrates Chemical class 0.000 claims 4
- 239000002244 precipitate Substances 0.000 claims 4
- 230000001376 precipitating Effects 0.000 claims 4
- 229960000304 Folic Acid Drugs 0.000 claims 3
- 239000003957 anion exchange resin Substances 0.000 claims 3
- 235000019152 folic acid Nutrition 0.000 claims 3
- 239000011724 folic acid Substances 0.000 claims 3
- 229920002873 Polyethylenimine Polymers 0.000 claims 2
- WEVYAHXRMPXWCK-UHFFFAOYSA-N acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims 2
- GNBHRKFJIUUOQI-UHFFFAOYSA-N fluorescein Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(O)C=C1OC1=CC(O)=CC=C21 GNBHRKFJIUUOQI-UHFFFAOYSA-N 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 229920001601 polyetherimide Polymers 0.000 claims 2
- 150000003839 salts Chemical class 0.000 claims 2
- 239000011780 sodium chloride Substances 0.000 claims 2
- 229920000856 Amylose Polymers 0.000 claims 1
- 241000124008 Mammalia Species 0.000 claims 1
- 125000000217 alkyl group Chemical group 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 1
- 238000005571 anion exchange chromatography Methods 0.000 claims 1
- 125000006244 carboxylic acid protecting group Chemical group 0.000 claims 1
- 239000003814 drug Substances 0.000 claims 1
- 238000003379 elimination reaction Methods 0.000 claims 1
- 230000002708 enhancing Effects 0.000 claims 1
- -1 hydrate Substances 0.000 claims 1
- 230000028993 immune response Effects 0.000 claims 1
- 239000003456 ion exchange resin Substances 0.000 claims 1
- 229920003303 ion-exchange polymer Polymers 0.000 claims 1
- 230000001404 mediated Effects 0.000 claims 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- 230000001717 pathogenic Effects 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
- 238000004366 reverse phase liquid chromatography Methods 0.000 claims 1
- 239000012453 solvate Substances 0.000 claims 1
- 241000894007 species Species 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 0 C*(CCC(O*)=O)C(C(O*)=O)N Chemical compound C*(CCC(O*)=O)C(C(O*)=O)N 0.000 description 1
Claims (25)
- プテロイン酸、プテロイン酸誘導体、プテロイン酸類縁体、またはそれらの混合物を精製する方法であって、
(a)プテロイン酸、プテロイン酸誘導体、プテロイン酸類縁体、またはそれらの混合物を含む溶液を、イオン交換クロマトグラフィー支持体に接触させる工程、
(b)10以上のpHを持つ移動相によって、プテロイン酸、プテロイン酸誘導体、またはプテロイン酸類縁体を含む第1の分画を溶出させる工程、
(c)第1の分画のpHを3以下に下げる工程、および
(d)プテロイン酸、プテロイン酸誘導体、またはプテロイン酸類縁体を沈殿させる工程
を含む方法。 - 前記溶液が、葉酸、葉酸誘導体、またはそれらの混合物をさらに含むことを特徴とする、請求項1の方法。
- (e)葉酸、または葉酸誘導体を含む第2の分画を溶出させる工程、をさらに含み、前記第1の分画と第2の分画とは実質的に分離されていることを特徴とする、請求項2の方法。
- 前記イオン交換クロマトグラフィー支持体が、サッカリド系イオン交換樹脂を含むことを特徴とする、請求項1〜3のいずれかの方法。
- 前記イオン交換クロマトフラフィー支持体が、サッカリド系陰イオン交換樹脂を含むことを特徴とする、請求項1〜3のいずれかの方法。
- 前記イオン交換クロマトフラフィー支持体が、セルロース、アミロース、またはそれらの組み合わせを含むサッカリド系陰イオン交換樹脂を含むことを特徴とする、請求項1〜3のいずれかの方法。
- 前記イオン交換クロマトフラフィー支持体が、セファデックスDEAE、セファデックスQA、PEIセルロース、QAセルロース、DEAEセルロース、およびそれらの組み合わせから成るグループから選ばれるサッカリド系陰イオン交換樹脂を含むことを特徴とする、請求項1〜3のいずれかの方法。
- 前記移動相が、11以上のpHを持つことを特徴とする、請求項1〜3のいずれかの方法。
- 前記移動相が、11から13の範囲のpHを持つことを特徴とする、請求項1〜3のいずれの方法。
- 前記移動相が、アンモニアまたはその塩を実質的に含まないことを特徴とする、請求項1〜3のいずれの方法。
- 前記沈殿させる工程が、95重量%以上の純度を有する沈殿物をもたらすことを特徴とする、請求項1〜3のいずれかの方法。
- 前記沈殿させる工程が、98重量%以上の純度を有する沈殿物をもたらすことを特徴とする、請求項1〜3のいずれかの方法。
- 前記沈殿させる工程が、99重量%以上の純度を有する沈殿物をもたらすことを特徴とする、請求項1〜3のいずれかの方法。
- 前記沈殿させる工程が、葉酸を実質的に含まない沈殿物をもたらすことを特徴とする、請求項1〜3のいずれかの方法。
- プテロイン酸、プテロイン酸誘導体、プテロイン酸類縁体、またはそれらの混合物を精製する方法であって、
(a)プテロイン酸、プテロイン酸誘導体、プテロイン酸類縁体、またはそれらの混合物を含む溶液を、セファデックスDEAE、セファデックスQA、PEIセルロース、QAセルロース、DEAEセルロース、およびそれらの組み合わせから成るグループから選ばれる陰イオン交換クロマトグラフィー支持体に接触させる工程、および
(b)プテロイン酸、プテロイン酸誘導体、またはプテロイン酸類縁体を含む第1の分画を溶出させる工程
を含む方法。 - プテロイン酸、その誘導体、またはプテロイン酸類縁体と、フルオレセイン、またはフルオレセイン誘導体とを含む、結合体を精製する方法であって、
(a)第1の逆相クロマトグラフィー支持体に、結合体を含む溶液を接触させる工程、
(b)リン酸塩を含み6から8の範囲のpHを有する移動相によって、結合体のリン酸塩複合体を含む第1の分画を溶出させる工程、
(c)第2の逆相クロマトグラフィー支持体に、結合体のリン酸塩複合体の溶液を接触させる工程、および
(d)水を含む移動相によって、結合体を含む第2の分画を溶出させる工程であって、該第2の分画は実質的にリン酸塩を含まないことを特徴とする工程
を含む方法。 - 前記溶出させる工程(b)および前記溶出させる工程(d)において、前記移動相がアセトニトリルをさらに含むことを特徴とする、請求項18の方法。
- 下式:
の化合物を調製する方法であって、
下式:
の化合物を、下式:
の化合物と反応させる工程を含む方法。
(上記の式中、WaはOHであって、Wbは下式:
の化合物であるか、あるいは、Waは下式:
の化合物であって、WbはHであり、
R1およびR2は、水素および窒素保護基から成るグループからそれぞれ独立に選ばれるか、あるいは、R1およびR2は共に結合して窒素保護基を形成し、
R3およびR4は、水素および窒素保護基から成るグループからそれぞれ独立に選ばれ、
R5は、水素、またはカルボン酸保護基であり、
nは、0、1、2、3、および4から成るグループから選ばれる整数であり、
mは、1、2、3、および4から成るグループから選ばれる整数であり、
R6およびR7は、水素および窒素保護基から成るグループからそれぞれ独立に選ばれるか、R6およびR7は共に結合して窒素保護基を形成するか、あるいは、R6はHであって、R7は下式:
の化合物であり、かつ、
R9は、水素またはアルキル基である。) - R5が水素であり、R9がメチルであることを特徴とする、請求項21の方法。
- 1種以上のビスフルオレセイン成分を実質的に含まない形としてさらに単離されることを特徴とする、請求項23の化合物。
- 哺乳動物における病原細胞集団の内因性免疫反応介在性除去を強化するための薬物の製造における、有効量のリガンド-フルオレセイン結合体を含む組成物の使用方法であって、前記組成物が、1種以上のビスフルオレセイン成分を実質的に含まないことを特徴とする方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66227705P | 2005-03-16 | 2005-03-16 | |
US60/662,277 | 2005-03-16 | ||
PCT/US2006/009153 WO2006101845A2 (en) | 2005-03-16 | 2006-03-14 | Synthesis and purification of pteroic acid and conjugates thereof |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2008538743A JP2008538743A (ja) | 2008-11-06 |
JP2008538743A5 true JP2008538743A5 (ja) | 2009-04-30 |
JP5289935B2 JP5289935B2 (ja) | 2013-09-11 |
Family
ID=36699050
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008501969A Expired - Fee Related JP5289935B2 (ja) | 2005-03-16 | 2006-03-14 | プテロイン酸およびその結合体の合成と精製 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8044200B2 (ja) |
EP (1) | EP1863816B1 (ja) |
JP (1) | JP5289935B2 (ja) |
CN (1) | CN101175757B (ja) |
WO (1) | WO2006101845A2 (ja) |
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2006
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- 2006-03-14 JP JP2008501969A patent/JP5289935B2/ja not_active Expired - Fee Related
- 2006-03-14 CN CN2006800162870A patent/CN101175757B/zh not_active Expired - Fee Related
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