Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1995-04-04
1996-02-06
Dees, Jose G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
C07C30300
Patent
active
054897050
ABSTRACT:
Sodium salt of 1-menthyloxycarbonyl 1-hydroxy methanesulphonic acid, its preparation process and its use for obtaining L(-)menthyl glyoxylate.
Product of formula (I). ##STR1## preparation process and use of the product of formula (I) according to claim 1 for obtaining the product of formula (II)
REFERENCES:
Chemical Abstracts 74:140858, 1970 Jurczak.
Sythetic Communications, vol. 20, No. 18, 1990 New York, US, pp. 2837-2847. F. Fernandez, et al.: "A useful synthesis of Chiral Glyoxylats".
Journal Of Organic Chemistry, vol. 35, No. 11, Nov. 1970, Washinton, D.C., US, pp. 3691-3694, L. Hub et al.: "Alpha-Methoxy-alphatrifluoromethylphenylacetic acid. Configuration by asymmetric synthesis."
Roczniki Chemii, vol. 44, No. 11, 1970 Varsoivie, PL, pp. 2257-2259. J. Janusz, et al. "Synthesis of optically active glyoxylic acid esters."
Barts Samuel
Dees Jos,e G.
Societe Francaise Hoechst
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