Optical resolution of DL-cysteine

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof

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26050112, 562402, 562557, C07B 5700

Patent

active

046211519

ABSTRACT:
Disclosed is a method of optical resolution of DL-cysteine utilizing optically active mandelic acid. The method facilitates commercial production of optically active cysteine, particularly L-cysteine which is in great demand.

REFERENCES:
patent: 4198524 (1980-04-01), Tashiro et al.
J. Chem. Soc. Jpn. 92 (11) 999 (1971).

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