Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Patent
1978-03-06
1980-04-01
Helfin, Bernard
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
560124, C07C 5100
Patent
active
041963040
ABSTRACT:
A process for the separation of the stereoisomers of a stereoisomer mixture of a cyclic carboxylic acid of the formula ##STR1## in which R.sup.1 and R.sup.2 each independently is hydrogen, halogen, C.sub.1 -C.sub.6 -alkyl or C.sub.2 -C.sub.6 -alkenyl,
REFERENCES:
patent: 3538143 (1970-11-01), Mutsui
patent: 3906026 (1975-09-01), Nagase
Otelia, J. Agr. Food Chem., pp. 767-769 (1973).
Bayer Aktiengesellschaft
Helfin Bernard
Shippen Michael
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