Process for the preparation of benzothiazoles

Details Process for the preparation of benzothiazoles Process for the preparation of benzothiazoles

1984-01-03

1989-02-28

Gerstl, Robert

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D27782

Patent

active

048087238

ABSTRACT:
Benzothiazoles of the formula ##STR1## in which R represents H, NH.sub.2 or R.sub.1, R.sub.1 denoting alkyl or aryl, and it being possible for the ring A to have other substituents, are obtained in a simple manner by reacting the readily accessible compounds of the formula ##STR2## in which X denotes a leaving group and

REFERENCES:
patent: 2575614 (1951-11-01), Cassaday et al.
Chemical Abstracts 56, 7293, (1962).
"Gmelin Handbuch der Anorganischen Chemie", L. Gmelin, Berlin-Heidelberg-New York, 1978, pp. 92-93.
"Un nuovo metodo di preparazione di alcuni solfuri aromatici", Giua M. e Rugger A., Gazz. chim. ital., 53, I 290, (1923), pp. 341-344.
Chemical Abstracts, A. Guia and A. Ruggeri, "A New Method of Preparation of some Aromatic Sulfides", II Gazz. chim ital., 53, p. 235.
"Chloronitrobenzenes and Thiocarbamides", J. Taylor and A. E. Dixon, Chem. Dept., University College, Cork, (1923), pp. 243-250.
Robert C. Elderfield, "Heterocyclic Compounds", vol. 5, p. 513.
March, "Advanced Organic Chemistry", 2nd Ed., p. 594.

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