Improved preparation of Wittig salt of vinyl .beta.-ionol

Details Improved preparation of Wittig salt of vinyl .beta.-ionol Improved preparation of Wittig salt of vinyl .beta.-ionol

1974-08-28

1976-01-13

Winters, Sherman D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260488A, 260551P, 2606065F, 260617A, C07C 6700

Patent

active

039324850

ABSTRACT:
Improved preparation of Wittig salts of alpha,beta-unsaturated alcohols by treating the alcohol with a phosphine in a basic medium and in the presence of a salt of a weak organic base with a strong acid. The Wittig salt may be reacted further with an unsaturated aldehyde to form a polyene compound.

REFERENCES:
patent: 3311656 (1967-03-01), Surmatis
patent: 3373207 (1968-03-01), Nuerrenbach et al.
patent: 3694491 (1972-09-01), Surmatis

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