Process for preparing 2-pyrrolidones

Details Process for preparing 2-pyrrolidones Process for preparing 2-pyrrolidones

1996-05-24

1999-06-15

Richter, Johann

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548554, C07D207267

Patent

active

059123583

ABSTRACT:
2-Pyrrolidones can be prepared by simultaneous reaction of maleic acid, ammonia or a primary amine and hydrogen at elevated temperature and elevated pressure in the liquid phase over a supported catalyst, with the supported catalyst containing both palladium and rhenium in metallic or bound form.

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patent: 5478950 (1995-12-01), Bergfeld et al.
Chemical Abstracts, Vo. 101, p. 687, abstract No. 171086r, abstract of CS212,181 (1984).

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