Preparation of coumarins

Details Preparation of coumarins Preparation of coumarins

1975-06-30

1976-12-21

Ford, John M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D31110

Patent

active

039988511

ABSTRACT:
Coumarin compounds may be produced by the conversion of o-hydroxycinnamates or o-hydroxycinnamic acids in the presence of catalysts comprising compounds containing metals of Group VIII of the Periodic Table.

REFERENCES:
patent: 3259635 (1966-07-01), Ritter et al.
patent: 3322794 (1967-05-01), Haeberli
patent: 3803175 (1974-04-01), Sparks et al.

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