Process for the preparation of dihydrocinnamaldehyde derivatives

Details Process for the preparation of dihydrocinnamaldehyde derivatives Process for the preparation of dihydrocinnamaldehyde derivatives

1981-06-30

1983-06-21

Helfin, Bernard

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

568433, 568435, C07C 4546

Patent

active

043895271

ABSTRACT:
This invention discloses a novel process for producing dihydrocinnamaldehyde derivatives which comprises reacting a benzene derivative with an alken-2-ylidene diacylate or an .alpha.-ethylenic aldehyde in trifluoroacetic acid (TFA).

REFERENCES:
patent: 3023247 (1962-02-01), Scriabine
patent: 4182730 (1980-01-01), Virgilio et al.
Olah, Friedel-Crafts Reactions, vol. I, (1963), 202, 203, 327.
Scriabine, Bull. Soc. Chim. France, (1961), 1194-1198.
Berends et al., Perfumery & Essential Oil Record, vol. 58 (1967), 372-378.

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