Method of preparation of 3-methylene cepham compounds

Details Method of preparation of 3-methylene cepham compounds Method of preparation of 3-methylene cepham compounds

1983-04-21

1985-04-23

Rizzo, Nicholas S.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544 22, 260239A, C07D50102

Patent

active

045131341

ABSTRACT:
A method for the preparation of 3-methylene cepham compounds which comprises reacting 3-halomethyl butenoate derivatives of thiazolinoazetidinone with an aqueous acid solution in a mixed organic solvent.

REFERENCES:
patent: 3929775 (1975-12-01), Ochiai et al.
patent: 4079181 (1978-03-01), Tsuji et al.

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