Benzothiazole

1,3 - benzothiazole (IUPAC)

Colorless to brown liquid with aromatic odor

Liquid

1.246 g · cm -3

About 2 ° C.

About 230 ° C.

About 0.13 mbar ( 20 ° C)

• Sparingly soluble in water (about 3 g · l-1 at 20 ° C)
• Soluble in ethanol and carbon disulfide

1.642 (20 ° C)

Attention

380 mg · kg -1 ( LD50, rat, oral)

Template: Infobox chemical / molecular formula search available

Benzothiazole is a chemical compound from the group of sulfur-nitrogen heterocycles.

Production and representation

Benzothiazole can be obtained by reacting 2 -aminothiophenol with acyl chlorides.

Properties

Benzothiazole is a colorless to brown, very difficult flammable liquid with an aromatic odor, which is sparingly soluble in water. It decomposes when heated, with hydrogen cyanide, sulfur oxides, nitrogen oxides, carbon monoxide and carbon dioxide produced.

Use

Benzothiazole is an interesting carbonyl equivalent. It reacts with aldehydes or ketones to α - hydroxy carbonyl compounds. The compound derived benzothiazole -2-thiol is used in the rubber industry as vulcanization accelerators.