Spirolactonelactams

Details Spirolactonelactams Spirolactonelactams

1989-06-23

1990-11-06

Berch, Mark L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544 6, 544 70, 544230, 546 15, C07D51900

Patent

active

049688120

ABSTRACT:
A novel class of bis(spirolactonelactam) compounds is produced by reaction of a primary diamine in the presence of a stoichiometric excess of a spirodilactam precursor selected from ketodiacid compounds and 1,6-dioxo [4.4] spirodilactones.

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