JPS5231093A - Preparation of 3- methylenecephalosporanic acid derivatives - Google Patents

Preparation of 3- methylenecephalosporanic acid derivatives

Info

Publication number
JPS5231093A
JPS5231093A JP10493575A JP10493575A JPS5231093A JP S5231093 A JPS5231093 A JP S5231093A JP 10493575 A JP10493575 A JP 10493575A JP 10493575 A JP10493575 A JP 10493575A JP S5231093 A JPS5231093 A JP S5231093A
Authority
JP
Japan
Prior art keywords
methylenecephalosporanic
preparation
acid derivatives
penicillinssulfoxide
cephazoline
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.)
Pending
Application number
JP10493575A
Other languages
Japanese (ja)
Inventor
Kenji Ozawa
Takeo Oba
Itaru Terai
Hitoshi Fujimori
Hisao Yamaguchi
Yoshio Ishimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Teijin Ltd
Original Assignee
Teijin Ltd
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 Teijin Ltd filed Critical Teijin Ltd
Priority to JP10493575A priority Critical patent/JPS5231093A/en
Publication of JPS5231093A publication Critical patent/JPS5231093A/en
Pending legal-status Critical Current

Links

Landscapes

  • Cephalosporin Compounds (AREA)

Abstract

PURPOSE: Title compounds, intermediates for the synthesis of cephazoline, etc., are prepared by rearrangement of penicillinssulfoxide esters.
COPYRIGHT: (C)1977,JPO&Japio
JP10493575A 1975-09-01 1975-09-01 Preparation of 3- methylenecephalosporanic acid derivatives Pending JPS5231093A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10493575A JPS5231093A (en) 1975-09-01 1975-09-01 Preparation of 3- methylenecephalosporanic acid derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10493575A JPS5231093A (en) 1975-09-01 1975-09-01 Preparation of 3- methylenecephalosporanic acid derivatives

Publications (1)

Publication Number Publication Date
JPS5231093A true JPS5231093A (en) 1977-03-09

Family

ID=14393942

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10493575A Pending JPS5231093A (en) 1975-09-01 1975-09-01 Preparation of 3- methylenecephalosporanic acid derivatives

Country Status (1)

Country Link
JP (1) JPS5231093A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6256609U (en) * 1985-09-28 1987-04-08

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6256609U (en) * 1985-09-28 1987-04-08
JPH0354244Y2 (en) * 1985-09-28 1991-11-29

Similar Documents

Publication Publication Date Title
JPS5231093A (en) Preparation of 3- methylenecephalosporanic acid derivatives
JPS5227782A (en) Preparation of uridine derivatives
JPS525782A (en) Preparation of 1-phthalazinone
JPS52106857A (en) Preparation of 1,3-disubstituted-2-azetidinones
JPS5273842A (en) Preparation of 2,2-dimethyl-3-)alpha-hydroxy-alphe-trihalogenomethylme thyl) -cyclopropane carboxylic acid derivatives
JPS51139688A (en) Process for preparing new alkaloid tm-64 substance by fermentation
JPS5231090A (en) Preparation of 3-substitutedmethyl-3- cephem derivatives
JPS52122388A (en) Preparation of 7-amino-3-carbamoyloxymethyl-3-cephem-4-carboxylic acid derivatives
JPS5231059A (en) Preparation of oxybenzoylbenzoic acids
JPS5242854A (en) Process for preparation of 2-oxyethylcyclopenta necarboxylic acid derivatives
JPS5239665A (en) Process for preparing perfluorolactones
JPS51143645A (en) Process for preparation of 3,3-dimethyl- 2-(2,2-dihalo)cyclopropanecar boxylic acid ester
JPS5251386A (en) Preparaton of -cephalosporanic acid derivatives
JPS5293755A (en) Preparation of carboxylic acid derivatives
JPS5242892A (en) Preparation of 1beta h, 13alpha h-9-oxabicyclo 11,3,0 hexadeca-3-ene derivative s
JPS5368766A (en) Preparation of diterpene
JPS51136661A (en) Process for preparing 7-dehydrocholesterols.
JPS5233648A (en) Preparation of 3',4',-dideoxy-3',4',-didehydro-butyrosine derivatives
JPS5283343A (en) Synthesis of 3-chloro-4-allyloxyphenylpyrovic acid
JPS5283434A (en) Preparation of cyclopropylcarbinol derivatives
JPS5223069A (en) Preparation of 3-substituted-pyrrole derivatives
JPS51138681A (en) Process for preparing 1-carboxybenzopyrans
JPS5271490A (en) Synthesis of 2-hydrocarbylidene-cephem detivatives
JPS51141814A (en) Process for preparation of 4-oxopentadecane dicarboxylic acid or its e sters
JPS51122021A (en) Process for preparation of gamma-allylacetoacetic acid esters