Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1979-07-25
1981-03-03
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
C07C 6700, C07C17500
Patent
active
042542812
ABSTRACT:
There is disclosed a novel process for the preparation of vitamin A acetate whereby .gamma.-acetoxy-tiglic aldehyde is reacted with the salt formed by the reaction of vinyl-.beta.-ionol, triphenylphosphine and an acid.
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patent: 4081470 (1978-03-01), Schleich et al.
patent: 4081470 (1978-03-01), Schleich et al.
Houben-Weyl, vol. V/1d, p. 93.
Schleich Kuno
Stoller Hansjorg
Hoffmann-La Roche Inc.
Johnston George W.
Killos Paul J.
Leon Bernard S.
Saxe Jon S.
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