Preparation of a 1,4-pentadien-3-ol

Details Preparation of a 1,4-pentadien-3-ol Preparation of a 1,4-pentadien-3-ol

1980-06-09

1981-10-20

Trousof, Natalie

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

Organic compounds

Oxygen containing

2603459R, 568606, 568668, 568824, 568363, 568347, C07C 49743

Patent

active

042962595

ABSTRACT:
A new process for preparing 1-(3-oxo-2,6,6-trimethyl-1-cyclohexen-1-yl)-3-methyl-1,4-pentadien-3-ol, a intermediate for canthaxanthin, from hydroxy-.beta.-ionone.

REFERENCES:
patent: 4083812 (1978-04-01), Moupetit et al.
patent: 4098827 (1978-07-01), Rosenberger
patent: 4225694 (1980-09-01), Dalton et al.

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