Process for the preparation of 7-acylamida-3-halo-3-alkyl-cepham

Details Process for the preparation of 7-acylamida-3-halo-3-alkyl-cepham Process for the preparation of 7-acylamida-3-halo-3-alkyl-cepham

1976-02-02

1978-12-05

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D50110

Patent

active

041287142

ABSTRACT:
A novel ester of 7-acylamido-3-methyl-cepham-4-carboxylic acid derivative and a process for the preparation thereof which comprises reacting penicillin sulfoxide ester with the metal halide, and a novel 7-acylamido-3-methyl-cepham-4-carboxylic acid derivative and a process for the preparation thereof which comprises reacting penicillin sulfoxide ester with the metal halide and decomposing the resultant in a reductive atmosphere.

REFERENCES:
patent: 3935198 (1976-01-01), Murakami et al.
patent: 3963712 (1976-06-01), Koyama et al.
patent: 3966720 (1976-06-01), Tomioka et al.
patent: 3993646 (1976-11-01), Kamiya et al.

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