Beta-lactam compounds containing a C-acetal group and process fo

Details Beta-lactam compounds containing a C-acetal group and process fo Beta-lactam compounds containing a C-acetal group and process fo

1981-09-11

1984-02-21

Berch, Mark L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2602452T, 548533, 562568, C07D20508

Patent

active

044329016

ABSTRACT:
The invention relates to new heterocyclic compounds containing a C-acetyl group and a process for their preparation. More particularly, the invention concerns new compounds of the formula (III). ##STR1## in which R is a protecting group suitable for temporary protection of amines and amides or an aryl group, and Z is alkyl.
The compounds are intermediates in the preparation of penicillins.

REFERENCES:
Shiozaki et al., Tetrahedron Letters 21, 4473 (1980).
Sankyo, Chem. Abs. 94, 103147y (1980).

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