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ES433808A3 - Procedure for the preparation of cephalosporins and more particularly of 3-methyl-7-acilamino-3-cefem-4-carboxylic acid or one of its esters. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the preparation of cephalosporins and more particularly of 3-methyl-7-acilamino-3-cefem-4-carboxylic acid or one of its esters. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES433808A3
ES433808A3 ES433808A ES433808A ES433808A3 ES 433808 A3 ES433808 A3 ES 433808A3 ES 433808 A ES433808 A ES 433808A ES 433808 A ES433808 A ES 433808A ES 433808 A3 ES433808 A3 ES 433808A3
Authority
ES
Spain
Prior art keywords
acilamino
translation
esters
methyl
procedure
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.)
Expired
Application number
ES433808A
Other languages
Spanish (es)
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.)
Antibioticos SA
Original Assignee
Antibioticos SA
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 Antibioticos SA filed Critical Antibioticos SA
Priority to ES433808A priority Critical patent/ES433808A3/en
Publication of ES433808A3 publication Critical patent/ES433808A3/en
Expired legal-status Critical Current

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  • Cephalosporin Compounds (AREA)

Abstract

Procedure for the preparation of 3-methyl-7-acilamino-3-cefeh-4-carboxylic acid, or of one of its esters ", characterized in that a penicillin sulphoxide ester is heated in the presence of phenacyl bromide in an inert organic solvent . (Machine-translation by Google Translate, not legally binding)
ES433808A 1975-01-15 1975-01-15 Procedure for the preparation of cephalosporins and more particularly of 3-methyl-7-acilamino-3-cefem-4-carboxylic acid or one of its esters. (Machine-translation by Google Translate, not legally binding) Expired ES433808A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES433808A ES433808A3 (en) 1975-01-15 1975-01-15 Procedure for the preparation of cephalosporins and more particularly of 3-methyl-7-acilamino-3-cefem-4-carboxylic acid or one of its esters. (Machine-translation by Google Translate, not legally binding)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES433808A ES433808A3 (en) 1975-01-15 1975-01-15 Procedure for the preparation of cephalosporins and more particularly of 3-methyl-7-acilamino-3-cefem-4-carboxylic acid or one of its esters. (Machine-translation by Google Translate, not legally binding)

Publications (1)

Publication Number Publication Date
ES433808A3 true ES433808A3 (en) 1977-02-01

Family

ID=8468392

Family Applications (1)

Application Number Title Priority Date Filing Date
ES433808A Expired ES433808A3 (en) 1975-01-15 1975-01-15 Procedure for the preparation of cephalosporins and more particularly of 3-methyl-7-acilamino-3-cefem-4-carboxylic acid or one of its esters. (Machine-translation by Google Translate, not legally binding)

Country Status (1)

Country Link
ES (1) ES433808A3 (en)

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Effective date: 20170626