Process for producing coumarin and derivatives thereof

Details Process for producing coumarin and derivatives thereof Process for producing coumarin and derivatives thereof

1992-10-26

1994-04-05

Ivy, C. Warren

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D31114, C07D31116

Patent

active

053006623

ABSTRACT:
A process for producing coumarin or a derivative thereof, which process comprises dehydrogenation of 3,4-dihydrocoumarin or a derivative thereof in the presence of a palladium catalyst by heating under reduced pressure.

REFERENCES:
patent: 3442910 (1969-05-01), Thweatt
patent: 3856819 (1974-12-01), Deumens et al.
Chemical Abstracts, vol. 116, No. 1, Jan. 6, 1992, Columbus, Ohio, Abstract No. 6415z, K. Oknumua et al.; Preparation of Coumarin Derivatives' p. 636 and JPA-3 197 478 (Fuso Chemical) Aug. 28, 1991.

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