Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Patent
1989-06-07
1990-08-07
Lone, Werren B.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
562496, C07B 5500
Patent
active
049469975
ABSTRACT:
A process is described for the racemization of an optically active carboxylic acid of structure (I): ##STR1## which comprises the treatment of (I) with an acid anhydride and its conjugate base.
REFERENCES:
patent: 4767880 (1988-08-01), Wullbrandt et al.
Chem. Lett., p. 1432, (1984).
Chem. Ber., 117, pp. 3457 to 3462, (1984).
Angew. Chem. Int. Ed. Eng., 23, pp 162 to 164, (1984).
Larsen Robert D.
Reider Paul
Clarke Vera C.
DiPrima Joseph F.
Lone Werren B.
Merck & Co. , Inc.
Winokur Melvin
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