CN110041346A - 一种低成本的头孢克肟的制备方法 - Google Patents
一种低成本的头孢克肟的制备方法 Download PDFInfo
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- CN110041346A CN110041346A CN201910307589.2A CN201910307589A CN110041346A CN 110041346 A CN110041346 A CN 110041346A CN 201910307589 A CN201910307589 A CN 201910307589A CN 110041346 A CN110041346 A CN 110041346A
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- cefixime
- preparation
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/02—Preparation
- C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
- C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910307589.2A CN110041346B (zh) | 2019-04-17 | 2019-04-17 | 一种低成本的头孢克肟的制备方法 |
Applications Claiming Priority (1)
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CN201910307589.2A CN110041346B (zh) | 2019-04-17 | 2019-04-17 | 一种低成本的头孢克肟的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN110041346A true CN110041346A (zh) | 2019-07-23 |
CN110041346B CN110041346B (zh) | 2022-06-07 |
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CN201910307589.2A Active CN110041346B (zh) | 2019-04-17 | 2019-04-17 | 一种低成本的头孢克肟的制备方法 |
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CN (1) | CN110041346B (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4487927A (en) * | 1979-11-19 | 1984-12-11 | Fujisawa Pharmaceutical Co., Ltd. | 3-Phosphonium and 3-phosphoranylidenecephems |
US4971963A (en) * | 1988-03-15 | 1990-11-20 | Takeda Chemical Industries, Ltd. | Cephem compounds, and use |
US5514383A (en) * | 1990-11-15 | 1996-05-07 | Rhone-Poulenc Rorer S.A. | Process for the preparation of tablets of derivatives of cephalosporanic acid by direct compression |
CN101289457A (zh) * | 2008-06-13 | 2008-10-22 | 河源市制药工程技术研究开发中心 | 3-去乙酰基头孢呋辛酸(dccf)合成新工艺 |
CN101319246A (zh) * | 2008-07-17 | 2008-12-10 | 浙江昂利康制药有限公司 | 头孢克肟的制备方法 |
CN101362733A (zh) * | 2008-09-16 | 2009-02-11 | 山东金城医药化工股份有限公司 | 头孢克肟侧链酸活性酯的制备方法 |
CN101544660A (zh) * | 2009-05-07 | 2009-09-30 | 郑仙锋 | 一种头孢克肟化合物及其制法 |
-
2019
- 2019-04-17 CN CN201910307589.2A patent/CN110041346B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4487927A (en) * | 1979-11-19 | 1984-12-11 | Fujisawa Pharmaceutical Co., Ltd. | 3-Phosphonium and 3-phosphoranylidenecephems |
US4971963A (en) * | 1988-03-15 | 1990-11-20 | Takeda Chemical Industries, Ltd. | Cephem compounds, and use |
US5514383A (en) * | 1990-11-15 | 1996-05-07 | Rhone-Poulenc Rorer S.A. | Process for the preparation of tablets of derivatives of cephalosporanic acid by direct compression |
CN101289457A (zh) * | 2008-06-13 | 2008-10-22 | 河源市制药工程技术研究开发中心 | 3-去乙酰基头孢呋辛酸(dccf)合成新工艺 |
CN101319246A (zh) * | 2008-07-17 | 2008-12-10 | 浙江昂利康制药有限公司 | 头孢克肟的制备方法 |
CN101362733A (zh) * | 2008-09-16 | 2009-02-11 | 山东金城医药化工股份有限公司 | 头孢克肟侧链酸活性酯的制备方法 |
CN101544660A (zh) * | 2009-05-07 | 2009-09-30 | 郑仙锋 | 一种头孢克肟化合物及其制法 |
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Publication number | Publication date |
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CN110041346B (zh) | 2022-06-07 |
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PB01 | Publication | ||
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220425 Address after: 517447 transit road, Lantang Town, Zijin County, Heyuan City, Guangdong Province Applicant after: GUANGDONG LIGUO PHARMACY Co.,Ltd. Address before: 518040 6A Tianxiang building, Tian'an Digital City, Futian District, Shenzhen City, Guangdong Province Applicant before: Shenzhen City Liguo Medicine Research Co.,Ltd. |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
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 low-cost preparation method of Cefixime Effective date of registration: 20230609 Granted publication date: 20220607 Pledgee: Agricultural Bank of China Limited Zijin County Sub branch Pledgor: GUANGDONG LIGUO PHARMACY Co.,Ltd. Registration number: Y2023980043407 |