Catechol carboxylic acids

Details Catechol carboxylic acids Catechol carboxylic acids

1991-04-03

1993-03-02

Killos, Paul J.

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

Organic compounds

Carboxylic acid esters

560 54, 560 59, 562473, 562463, 568333, 568648, 568337, C07C 6976, C07C 4976

Patent

active

051911086

ABSTRACT:
The invention relates to catechol carboxylic acid derivatives of the formula ##STR1## wherein, R.sub.1 is ##STR2## acetyl, hydrogen, hydroxy or alkanoyloxy, R.sub.2 is ##STR3## hydroxy, hydrogen or alkanoyloxy, wherein R is hydrogen, lower alkyl or --(CH.sub.2).sub.n --N--(lower alkyl).sub.2,

REFERENCES:
CA 92(15):128576J [JP54119428, 17 Sep. 1979].

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