(S)-2-aralkyl-3-chloropropionic acid and process for the prepara

Details (S)-2-aralkyl-3-chloropropionic acid and process for the prepara (S)-2-aralkyl-3-chloropropionic acid and process for the prepara

1995-05-23

1996-12-24

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

C07C 53134

Patent

active

055875106

ABSTRACT:
The present invention provides a novel 2-aralkyl-3-chloropropionic acid and a process for the preparation thereof. A novel 2-aralkyl-3-chloropropionic acid is represented by the general formula (1): ##STR1## and can be prepared by asymmetrically hydrogenating a (Z)-2-aralkylidene-3-chloropropionic acid represented by the general formula (II): ##STR2## with a complex of a bidentate phosphine with ruthenium as a catalyst in the presence of a tertiary amine.

REFERENCES:
CA 112:157903 (1990).
Chemische. Berichte, 123 (1990), pp. 635-638.

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