PROCESS FOR PRODUCING 3-CARBOXYAMINE-5-VINYL-2- PYRROLIDONE

The preparation of 3-carboxamido-5-vinyl-2-pyrrolidone from a 2-vinylcyclopropyl-1,1-dicarboxylic acid dialkyl ester and ammonia is improved with respect to yield and purity of the end product by addition of an alkali metal alcoholate and a polymerization inhibitor.

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1. Verfasser:	KURAUSUUDEIITAA SHIYUTEFUEN
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	The preparation of 3-carboxamido-5-vinyl-2-pyrrolidone from a 2-vinylcyclopropyl-1,1-dicarboxylic acid dialkyl ester and ammonia is improved with respect to yield and purity of the end product by addition of an alkali metal alcoholate and a polymerization inhibitor.