KR20070043659A - 베타-락탐 생성물의 정제 - Google Patents
베타-락탐 생성물의 정제 Download PDFInfo
- Publication number
- KR20070043659A KR20070043659A KR1020060102235A KR20060102235A KR20070043659A KR 20070043659 A KR20070043659 A KR 20070043659A KR 1020060102235 A KR1020060102235 A KR 1020060102235A KR 20060102235 A KR20060102235 A KR 20060102235A KR 20070043659 A KR20070043659 A KR 20070043659A
- Authority
- KR
- South Korea
- Prior art keywords
- methoxy
- cephalosporin
- methylthio
- impurities
- methanol
- 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.)
- Granted
Links
Classifications
-
- 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
- C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
- C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
- Pyrrole Compounds (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
Abstract
Description
Claims (3)
- 상응하는 7α-메틸티오 유사체의 불순물이 존재하는, 위치 7에 아미드 그룹을 함유하는 7α-메톡시-세팔로스포린을, 메탄올성 용액 중에서, 0℃ 내지 +5℃의 온도에서, 30분 내지 3 시간 동안, 브롬, N-브로모석신이미드, N-클로로석신이미드, N-클로로아세트아미드, 클로르아민 T, 디클로로우레탄 및 1,3-디브로모-5,5-디메틸하이단토인으로 이루어진 그룹으로부터 선택된 할로겐화제로 처리하여, 황화된 불순물을 상응하는 메톡시 유사체로 완전히 전환시킴을 특징으로 하여, 7α-메톡시-세팔로스포린 중에 0.5% 미만의 양의 불순물로서 함유된 7α-메틸티오-세팔로스포린을 7α-메톡시-세팔로스포린으로 전환시키는 방법.
- 제1항에 있어서, 할로겐화제가 N-브로모석신이미드임을 특징으로 하는 방법.
- 제1항에 있어서, 할로겐화제가 브로마이드임을 특징으로 하는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT001991A ITMI20051991A1 (it) | 2005-10-20 | 2005-10-20 | Purificazione di prodotti beta-lattamici |
ITMI2005A001991 | 2005-10-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070043659A true KR20070043659A (ko) | 2007-04-25 |
KR101266330B1 KR101266330B1 (ko) | 2013-05-27 |
Family
ID=37547559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060102235A Expired - Fee Related KR101266330B1 (ko) | 2005-10-20 | 2006-10-20 | 베타-락탐 생성물의 정제 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7728126B2 (ko) |
EP (1) | EP1777228B1 (ko) |
KR (1) | KR101266330B1 (ko) |
CN (1) | CN1951942B (ko) |
AT (1) | ATE481408T1 (ko) |
DE (1) | DE602006016903D1 (ko) |
ES (1) | ES2349654T3 (ko) |
IT (1) | ITMI20051991A1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITMI20051115A1 (it) * | 2005-06-14 | 2006-12-15 | Acs Dobfar Spa | Procedimento per l'ottenimento di cefotetan con resa elevata |
DE102010010415A1 (de) * | 2010-03-05 | 2011-09-08 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zur Erzeugung einer korrosionsbeständigen Laserschweißverbindung zwischen zwei Bauteilen und Anordnung aus zwei miteinander verschweißten Bauteilen |
US10799676B2 (en) | 2016-03-21 | 2020-10-13 | Edwards Lifesciences Corporation | Multi-direction steerable handles for steering catheters |
US10799312B2 (en) | 2017-04-28 | 2020-10-13 | Edwards Lifesciences Corporation | Medical device stabilizing apparatus and method of use |
KR20240146307A (ko) | 2023-03-29 | 2024-10-08 | 주식회사 오디에스오 | 키오스크를 이용한 청각 검사장치 및 청각 검사 방법 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3594371A (en) * | 1969-05-15 | 1971-07-20 | Lilly Co Eli | Preparation of 7-aminocephalosporanic acid |
US4263292A (en) | 1978-06-13 | 1981-04-21 | Toyama Chemical Co., Ltd. | 7α-methoxycephalosporins and pharmaceutical composition comprising the same |
JPS57188595A (en) * | 1981-05-14 | 1982-11-19 | Meiji Seika Kaisha Ltd | 7alpha-methoxycephem compound and its preparation |
ITMI20051451A1 (it) * | 2005-07-27 | 2007-01-28 | Acs Dobfar Spa | Procedimento per la preparazione di cefoxitin sodico |
-
2005
- 2005-10-20 IT IT001991A patent/ITMI20051991A1/it unknown
-
2006
- 2006-08-17 DE DE602006016903T patent/DE602006016903D1/de active Active
- 2006-08-17 ES ES06119113T patent/ES2349654T3/es active Active
- 2006-08-17 US US11/465,283 patent/US7728126B2/en not_active Expired - Fee Related
- 2006-08-17 EP EP06119113A patent/EP1777228B1/en not_active Not-in-force
- 2006-08-17 AT AT06119113T patent/ATE481408T1/de active
- 2006-08-21 CN CN2006101592524A patent/CN1951942B/zh not_active Expired - Fee Related
- 2006-10-20 KR KR1020060102235A patent/KR101266330B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1951942A (zh) | 2007-04-25 |
ITMI20051991A1 (it) | 2007-04-21 |
EP1777228B1 (en) | 2010-09-15 |
US7728126B2 (en) | 2010-06-01 |
ATE481408T1 (de) | 2010-10-15 |
ES2349654T3 (es) | 2011-01-10 |
ES2349654T8 (es) | 2011-03-15 |
KR101266330B1 (ko) | 2013-05-27 |
EP1777228A1 (en) | 2007-04-25 |
CN1951942B (zh) | 2010-12-01 |
DE602006016903D1 (de) | 2010-10-28 |
US20070093657A1 (en) | 2007-04-26 |
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Comment text: Registration of Establishment Patent event date: 20130515 Patent event code: PR07011E01D |
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Termination category: Default of registration fee Termination date: 20170409 |