C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 51/367 (2006.01) C07C 59/68 (2006.01) C07D 213/64 (2006.01)
Patent
CA 2535039
A process for producing optically pure R-hydroxyphenoxypropanoic acid or a salt or ester thereof by reaction of hydroquinone or a salt thereof with an S- halopropanoic acid or a salt thereof in the presence of a mild reducing agent.
La présente invention concerne un procédé de production d'acide R-hydroxyphénoxypropanoïque optiquement pur ou d'un sel ou ester de cet acide, par réaction d'hydroquinone ou d'un sel d'hydroquinone avec un acide S-halopropanoïque ou d'un sel de cet acide en présence d'un agent de réduction doux.
Fetherstonhaugh & Co.
Syngenta Limited
Syngenta Participations Ag
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