Hydroxy-substituted cyclic-1,6-diaza[4.4]spirodilactams

Details Hydroxy-substituted cyclic-1,6-diaza[4.4]spirodilactams Hydroxy-substituted cyclic-1,6-diaza[4.4]spirodilactams

1990-05-16

1991-10-01

Bond, Robert T.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D51510

Patent

active

050535188

ABSTRACT:
Novel cyclic 1,6-diazaspiro [4.4] lactams are produced by reaction of at least one hydroxy-containing primary amino compound with a 4-ketocyclicdiacid compound or a cyclic-1,6-dioxaspiro[4.4] lactone.

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Cava et al., J. Am. Chem. Soc. Chem. Soc., 79, pp. 1706-1709 (1956).
Gourmelon et al., Bull. Soc. Chem. Fr., 4032 (1971).

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