4-cyclohexenyl azetidinone derivatives

Details 4-cyclohexenyl azetidinone derivatives 4-cyclohexenyl azetidinone derivatives

1992-03-06

1993-07-06

Berch, Mark L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540302, C07F 9568, C07F 96561

Patent

active

052255522

ABSTRACT:
Compounds of formula ##STR1## in which R.sub.1 represents a hydrogen atom or a hydroxyl protecting group; R.sub.2 represents a hydrogen atom or a trialkylsilyl group, and --X--Y-- represents the epoxide group (A) or the alkene group (B). ##STR2## wherein R.sub.3 represents a C.sub.1-6 alkyl group optionally substituted by halogen or an optionally substituted phenyl group, useful as intermediates in the preparation of antibacterially active compound.

REFERENCES:
patent: 5138048 (1992-08-01), Tamburini
Adam et al., Chem. Ber., 124, 2361-2368, 1991.

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