Process for the preparation of 4-methyl thiazole

Details Process for the preparation of 4-methyl thiazole Process for the preparation of 4-methyl thiazole

1980-05-22

1981-08-18

Rizzo, Nicholas S.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548146, 424270, C07D27720

Patent

active

042847842

ABSTRACT:
An improved process for the preparation of 4-methyl thiazole is disclosed. The process utilizes a substituted imine and sulfur dioxide heated in the presence of a catalyst. The thiazoles are known important chemical intermediates.

REFERENCES:
patent: 3284536 (1966-11-01), Bajars et al.
patent: 3308182 (1967-03-01), Gabliks et al.
patent: 3649560 (1972-03-01), Croce et al.
patent: 3666687 (1972-05-01), Croce et al.
Adams, Jour. of Catalysis II, pp. 96-112 (1968 .
Colebourne et al., J. Chem., pp. 685-688 (1968).

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