Process for preparing lactam imides

Details Process for preparing lactam imides Process for preparing lactam imides

1984-05-21

1986-08-26

Kight, John

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

Organic compounds

Unsubstituted hydrocarbyl chain between the ring and the -c-...

540451, 546245, 548530, 548538, C07D20102, C07D20108

Patent

active

046082018

ABSTRACT:
A process for preparing a lactam imide involves reacting together a lactam, a non-volatile carboxyl group-containing material, and an anhydride of a volatile carboxylic acid with the proviso that an appreciable amount of non-volatile carboxyl group-containing material and volatile carboxylic acid which is generated as the anhydride reacts are both present in the reaction mixture at the same time.

REFERENCES:
patent: 3865814 (1975-02-01), Lussi et al.
patent: 3988318 (1976-10-01), Copes et al.
patent: 4221789 (1980-09-01), Rodriguez et al.

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