Aminothiazoles

Details Aminothiazoles Aminothiazoles

1992-04-10

1993-11-09

Gerstl, Robert

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540603, 544 60, 544133, 544368, 546209, C07D27754

Patent

active

052604462

ABSTRACT:
Aminothiazoles of the formula ##STR1## or the tautomers thereof, where R.sup.1 and R.sup.2 are each hydrogen or together form a radical of the formula ##STR2## where T.sup.1 is hydrogen, alkyl or phenyl, T.sup.2 and T.sup.3 are each, independently of one another, alkyl or phenyl, or T.sup.2 and T.sup.3 form, together with the nitrogen atom connecting them, a heterocyclic radical, R.sup.3 is substituted mercapto or substituted amino and R.sup.4 is alkanoyl, benzoyl, cyano or ##STR3## where T.sup.4 is hydroxyl, C.sub.1 -C.sub.6 -alkoxy, amino or R.sup.3, T.sup.5 is hydrogen, alkyl or phenyl and T.sup.6 is the radical of a primary amine or of an active methylene compound, are prepared as described.

REFERENCES:
patent: 4324899 (1982-04-01), Frishberg
Tetrahedron Letters. Bd. 28, Nr. 1, 1981, Oxford GB Seiten 117-120; Robert G. Guy et al: `Reactions of alpha-thiocyanato-beta-dicarbonyl compounds: a C-S-C+ C-N Route to thiazoles` "Insgesamt".
Tetrahedron Letters. Bd. 22, Nr. 24, 1981, Oxford GB Seiten 2285-2288; Masataka Yokohama et al: "Diaminothiazoles and Diaminothiophenes'Insgesamt".
Tetrahedron Letters, vol. 22, No. 24, pp. 2285-2288, 1981, M. Yokoyama, et al, "Diaminothiazoles and Diaminothiophenes".
Tetrahedron Letter, vol. 28, No. 1, pp. 117-120, 1987, R. G. Guy, et al., "Reactions of .alpha.-Thiocyanato-.beta.-Dicarbonyl Compounds: A C-S-C+ C-N Route to Thiazoles".

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