Process for preparing cyclic amides

Details Process for preparing cyclic amides Process for preparing cyclic amides

1980-03-17

1982-01-05

Coughlan, Jr., Paul M.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546 66, 546 98, 546157, C07D22118

Patent

active

043095437

ABSTRACT:
A process for preparing cyclic amides from an optionally substituted acetic acid and an aromatic aminocarbonyl compound is disclosed. The process employs a promoter comprising tetravalent titanium or silicon and a pyridine compound to effect formation of the cyclic amides.

REFERENCES:
patent: 4132713 (1979-01-01), Broadhurst
patent: 4206240 (1980-06-01), Bunes

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