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METHOD FOR PRODUCING ENANTIOMER-PURE 3-HYDROXYOCTANDISOIC DIESTERS BY ASYMMETRIC CATALYTIC HYDRATION
METHOD FOR PRODUCING ENANTIOMER-PURE 3-HYDROXYOCTANDISOIC DIESTERS BY ASYMMETRIC CATALYTIC HYDRATION
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机译:非对称催化水合制备对映体纯的3-羟基双环己酸酯的方法
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摘要
Preparation of 3-hydroxyoctanedicarboxylic acid diesters of formula (S)-1 and (R)-1 comprises asymmetric hydrogenation of ketones (III): R1, R2 = 1-20C alkyl, 3-12C cycloalkyl, 7-12C aralkyl or a mono- or bicyclic aryl group. The hydrogenation takes place in the presence of a ruthenium-diphosphine complex.
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