Optical resolution of 3-carbamoylmethyl-5-methyl hexanoic acid

Details Optical resolution of 3-carbamoylmethyl-5-methyl hexanoic acid Optical resolution of 3-carbamoylmethyl-5-methyl hexanoic acid

2007-08-14

2009-11-17

Kumar, Shailendra (Department: 1621)

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

Organic compounds

Carboxylic acids and salts thereof

Reexamination Certificate

active

07619112

ABSTRACT:
The invention relates to pure (R)—CMH and to the optical resolution of CMH-racemate, a key intermediate in the synthesis of (S)-Pregabalin. The invention also relates to the process for optically purifying (R)—CMH and to the process for isolating (S)—CMH from the mother liquor.

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