C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 403/20 (2006.01) C07C 51/353 (2006.01) C07B 61/00 (2006.01)
Patent
CA 2325517
The process of the present invention relates to a process for producing 13-cis retinoic acid. The process of the present invention involves reacting a Wittig salt in a solvent with a butenolide in the presence of a weak base and optionally, a Lewis acid.
La présente invention concerne un procédé permettant la production d'acide 13-cis rétinoïque. Ce procédé consiste à prendre un sel de Wittig dans un solvant et à le faire réagir avec un buténoïde en présence d'une base faible et éventuellement d'un acide de Lewis.
Bhatia Ashok V.
Hossain Azad
Towne Timothy B.
Wang Xiu C.
Abbott Laboratories
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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