Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1978-05-01
1979-04-03
Thomas, Jr., James O.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
260465D, 424309, 560 45, C07C10102, A61K 3124
Patent
active
041478762
ABSTRACT:
New intermediates represented by the formula: ##STR1## wherein R.sub.1 is a lower alkyl group, a substituted lower alkyl group, an aryl group, a lower alkoxy group or an amino group and R.sub.2 is a hydrogen atom, a lower alkyl group, an aryl group, a lower acyl group, a lower alkoxycarbonyl group or a cyano group can be converted to 4'-(2-carboxyethyl)phenyl trans-4-aminomethylcyclohexanecarboxylate by selectively hydrolyzing the intermediate.
REFERENCES:
patent: 3699149 (1972-10-01), Yamamura et al.
McOmie, Protective Groups in Organic Chemistry, Plenum Press, N.Y., N.Y., pp. 206-212 (1973).
Okano et al., J. of Med. Chem., vol. 15, No. 3, pp. 247-255 (1972).
Stelakatos et al., J. Chem. Soc. (C), 1191 (1966).
Kamada Masahiro
Mimura Masataka
Breitenstein G. T.
Daiichi Seiyaku Co., Ltd.
Thomas, Jr. James O.
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