3-(CHFCH.sub.3)-azetidinone intermediates

Details 3-(CHFCH.sub.3)-azetidinone intermediates 3-(CHFCH.sub.3)-azetidinone intermediates

1987-02-18

1988-10-18

Berch, Mark L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540357, C07D20508, C07D40504, C07F 710, C07B 3900

Patent

active

047788836

ABSTRACT:
An azetidinone derivative of the formula ##STR1## wherein R.sub.1 represents a formyl group, a carboxyl group, an acetyloxy group or a group of the formula ##STR2## in which R.sub.2 and R.sub.3 each represent a lower alkyl group or together represent a lower alkylene group, and Z represents a hydrogen atom or an amino-protecting group.

REFERENCES:
Mak I, Chem. Abs. 101, 23217u (1984).
Mak II, Chem. Ab. 103, 19594j (1985).

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