CN107488112B - 一种普拉曲沙中间体的制备方法 - Google Patents
一种普拉曲沙中间体的制备方法 Download PDFInfo
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- CN107488112B CN107488112B CN201610405418.XA CN201610405418A CN107488112B CN 107488112 B CN107488112 B CN 107488112B CN 201610405418 A CN201610405418 A CN 201610405418A CN 107488112 B CN107488112 B CN 107488112B
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- methyl
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- phenylacetate
- solution
- carboxylate
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
- C07C67/343—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
Abstract
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CN201610405418.XA CN107488112B (zh) | 2016-06-10 | 2016-06-10 | 一种普拉曲沙中间体的制备方法 |
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CN201610405418.XA CN107488112B (zh) | 2016-06-10 | 2016-06-10 | 一种普拉曲沙中间体的制备方法 |
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CN107488112A CN107488112A (zh) | 2017-12-19 |
CN107488112B true CN107488112B (zh) | 2021-06-04 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013177713A1 (en) * | 2012-05-31 | 2013-12-05 | Alphora Research Inc. | Process for preparation of an antifolate agent |
WO2014016740A2 (en) * | 2012-07-23 | 2014-01-30 | Fresenius Kabi Oncology Ltd. | Improved process for the preparation of pralatrexate |
CN105073746A (zh) * | 2012-12-20 | 2015-11-18 | 默沙东公司 | 作为hdm2抑制剂的取代的咪唑并吡啶 |
US9783542B2 (en) * | 2012-11-02 | 2017-10-10 | Hetero Research Foundation | Process for pralatrexate |
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2016
- 2016-06-10 CN CN201610405418.XA patent/CN107488112B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013177713A1 (en) * | 2012-05-31 | 2013-12-05 | Alphora Research Inc. | Process for preparation of an antifolate agent |
WO2014016740A2 (en) * | 2012-07-23 | 2014-01-30 | Fresenius Kabi Oncology Ltd. | Improved process for the preparation of pralatrexate |
US9783542B2 (en) * | 2012-11-02 | 2017-10-10 | Hetero Research Foundation | Process for pralatrexate |
CN105073746A (zh) * | 2012-12-20 | 2015-11-18 | 默沙东公司 | 作为hdm2抑制剂的取代的咪唑并吡啶 |
Non-Patent Citations (3)
Title |
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A Direct and Stereocontrolled Route to Conjugated Enediynes;Graham B. Jones et al.;《J. Am. Chem. Soc.》;20001020;第122卷(第9期);全文 * |
Biomimetic syntheses of ineleganolide and sinulochmodin C from 5-episinuleptolide via sequences of transannular Michael reactions;Yi Li et al.;《Tetrahedron》;20111001;第67卷;全文 * |
普拉曲沙合成工艺研究;刘春池等;《中国药物化学杂志》;20160831;第26卷(第4期);全文 * |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A preparation method of pratraxazole intermediate Effective date of registration: 20211224 Granted publication date: 20210604 Pledgee: Industrial and Commercial Bank of China Limited Feixian sub branch Pledgor: SHANDONG NEW TIME PHARMACEUTICAL Co.,Ltd. Registration number: Y2021980016193 |
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Date of cancellation: 20221028 Granted publication date: 20210604 Pledgee: Industrial and Commercial Bank of China Limited Feixian sub branch Pledgor: SHANDONG NEW TIME PHARMACEUTICAL Co.,Ltd. Registration number: Y2021980016193 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A preparation method of Pratraxa intermediate Effective date of registration: 20221103 Granted publication date: 20210604 Pledgee: Industrial and Commercial Bank of China Limited Feixian sub branch Pledgor: SHANDONG NEW TIME PHARMACEUTICAL Co.,Ltd. Registration number: Y2022980020531 |