TW232695B - - Google Patents

Info

Publication number
TW232695B
TW232695B TW082105173A TW82105173A TW232695B TW 232695 B TW232695 B TW 232695B TW 082105173 A TW082105173 A TW 082105173A TW 82105173 A TW82105173 A TW 82105173A TW 232695 B TW232695 B TW 232695B
Authority
TW
Taiwan
Prior art keywords
h2so4
convertible
isomer
delta
hcl
Prior art date
Application number
TW082105173A
Other languages
English (en)
Original Assignee
Bristol Myers Squibb Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bristol Myers Squibb Co filed Critical Bristol Myers Squibb Co
Application granted granted Critical
Publication of TW232695B publication Critical patent/TW232695B/zh

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
    • 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
    • C07D501/38—Methylene radicals, substituted by nitrogen atoms; Lactams thereof with the 2-carboxyl group; Methylene radicals substituted by nitrogen-containing hetero rings attached by the ring nitrogen atom; Quaternary compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/18—Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
    • C07F7/1804—Compounds having Si-O-C linkages
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/18—Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
    • C07F7/1804—Compounds having Si-O-C linkages
    • C07F7/1872—Preparation; Treatments not provided for in C07F7/20
    • C07F7/1892—Preparation; Treatments not provided for in C07F7/20 by reactions not provided for in C07F7/1876 - C07F7/1888

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cephalosporin Compounds (AREA)
TW082105173A 1992-07-24 1993-06-29 TW232695B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92023292A 1992-07-24 1992-07-24

Publications (1)

Publication Number Publication Date
TW232695B true TW232695B (zh) 1994-10-21

Family

ID=25443394

Family Applications (1)

Application Number Title Priority Date Filing Date
TW082105173A TW232695B (zh) 1992-07-24 1993-06-29

Country Status (14)

Country Link
US (1) US5594131A (zh)
EP (1) EP0581220B1 (zh)
JP (1) JP3406653B2 (zh)
KR (1) KR100290519B1 (zh)
AT (1) ATE184608T1 (zh)
CA (1) CA2099692C (zh)
DE (1) DE69326400T2 (zh)
DK (1) DK0581220T3 (zh)
ES (1) ES2137211T3 (zh)
GR (1) GR3032045T3 (zh)
HU (1) HU213399B (zh)
IL (1) IL106388A (zh)
MX (1) MX9304433A (zh)
TW (1) TW232695B (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN184516B (zh) * 1996-01-19 2000-09-02 Lupin Laoratories Ltd
ATE244248T1 (de) * 1996-04-12 2003-07-15 Takeda Chemical Industries Ltd Herstellung von amino cephalosporansäurederivaten
JP4616844B2 (ja) * 2003-12-23 2011-01-19 サンド・ゲーエムベーハー セファロスポリン合成に使用するための中間体の生成プロセス
US20070111980A1 (en) 2004-07-16 2007-05-17 Bandi Parthasaradhi Reddy Process for preparing pure cephalosporine intermediates
WO2006075244A2 (en) * 2005-01-17 2006-07-20 Orchid Chemicals & Pharmaceuticals Ltd Improved process for the preparation of cephalosporin antibiotic intermediate
WO2008010042A2 (en) * 2006-07-18 2008-01-24 Orchid Chemicals & Pharmaceuticals Limited Improved process for the preparation of cefepime intermediate
WO2009004463A1 (en) * 2007-07-04 2009-01-08 Orchid Chemicals & Pharmaceuticals Limited Improved process for the preparation of cefepime intermediate
CN107201391B (zh) * 2017-07-04 2020-07-07 吉林省爱诺德生物工程有限公司 一种盐酸头孢吡肟的合成方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4406899A (en) * 1982-03-04 1983-09-27 Bristol-Myers Company Cephalosporins
US4574052A (en) * 1984-05-31 1986-03-04 Richardson-Vicks Inc. Crackling aerosol foam
US4910301A (en) * 1985-08-05 1990-03-20 Bristol-Myers Company Cefepime cephalosporin salts
US4659812A (en) * 1985-08-20 1987-04-21 Bristol-Myers Company Cephalosporin intermediates
US4714760A (en) * 1985-08-20 1987-12-22 Bristol-Myers Company Cephalosporin intermediates
US4868294A (en) * 1986-07-11 1989-09-19 Bristol-Myers Company Process for preparing cephalosporin intermediates

Also Published As

Publication number Publication date
KR100290519B1 (ko) 2001-09-17
DK0581220T3 (da) 1999-12-20
IL106388A (en) 1999-10-28
GR3032045T3 (en) 2000-03-31
ATE184608T1 (de) 1999-10-15
JPH06184161A (ja) 1994-07-05
HU213399B (en) 1997-06-30
CA2099692A1 (en) 1994-01-25
DE69326400D1 (de) 1999-10-21
HUT64963A (en) 1994-03-28
HU9302145D0 (en) 1993-10-28
JP3406653B2 (ja) 2003-05-12
MX9304433A (es) 1994-02-28
CA2099692C (en) 2003-09-30
EP0581220A2 (en) 1994-02-02
IL106388A0 (en) 1993-11-15
US5594131A (en) 1997-01-14
ES2137211T3 (es) 1999-12-16
EP0581220B1 (en) 1999-09-15
EP0581220A3 (en) 1994-05-18
KR940002257A (ko) 1994-02-17
DE69326400T2 (de) 2000-05-18

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees