thiazole

a colourless liquid with a pungent smell that contains a ring system composed of three carbon atoms, a sulphur atom, and a nitrogen atom. It is used in dyes and fungicides. Formula: C 3 H 3 NS

any of a group of compounds derived from this substance that are used in dyes

Any of a class of organic compounds containing a ring that consists of three carbon atoms, one nitrogen atom, and one sulfur atom. Thiamine, penicillin and its derivatives, various other drugs, and numerous dyes are thiazoles.

A colorless or pale yellow liquid used in making dyes and fungicides. Chemical formula: C ₃ H ₃ NS.