Process for the preparation of damascenone

Details Process for the preparation of damascenone Process for the preparation of damascenone

1980-07-17

1982-06-22

Killos, Paul J.

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

Organic compounds

Carboxylic acid esters

560259, 560260, 568378, C07C 6976, C07C 6702

Patent

active

043364012

ABSTRACT:
A novel method of preparing 1-crotonoyl-2,6,6-trimethylcyclohexa-1,3-diene comprises treating an ester of the formula ##STR1## with a proton acid under essentially anhydrous conditions.

REFERENCES:
patent: 3946078 (1976-03-01), Rautenstrauch
Helv. Chim. Acta 56: 1503 (1973) 1503-13.

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