3-amino-2-mercaptobenzoic acid derivatives and processes for the

Details 3-amino-2-mercaptobenzoic acid derivatives and processes for the 3-amino-2-mercaptobenzoic acid derivatives and processes for the

1996-12-20

1998-06-23

Richter, Johann

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

Organic compounds

Nitriles

558230, 558256, 560 17, 562432, 562 26, 564 74, 564162, C07C25507, C07C32108, C07C32716

Patent

active

057707588

ABSTRACT:
Compounds of the formula I ##STR1## and disulfides thereof and salts thereof are important intermediate products for the preparation of compounds having a microbicidal and plant-immunizing action, of the formula III ##STR2## In the compounds of the formulae I and III: X is halogen,

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Allen, C.F.H. et al. "Organic Synthesis Collective Volume 3" pp. 76-79 (1955).
Gupta, R.R., et al. "Studies on Phenothiazines. Part 7(1). Synthesis of 3-Substituted 2-Aminobenzenethiols and their Conversion into Phenothiazines" J. Heterocyclic Chem. 17 1325 (1980).
Ukraine. Khim. Zhur. 22; 363-367 (1956) (as cited in Chemical Abstracts 51 22,4358b (1957).
Haddock, E. et al. "1,2,3-Benzothiadiazoles Part V. The Rearrangement of Diazonium Salts derived from 7-aminobenzisothiazoles" J. Chem. Soc. (c) pp. 3994-3998 (1971).
Gupta. R.R. et al. "Synthesis of 2-Amino-3-Flurobenzenethiol and its Conversion into Different Heterocycles" Synthetic Communications, 17(2), 229-240 (1987).
Kirby P. et al. "1,2,3-Benzothiadiazoles Part 1. A Simplified Synthesis of 1,2,3,-Benzothiadiazoles" J. Chem. Soc. (c) pp. 2250-2253 (1970).

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