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Benzothiazole, 2,4,6-trimethyl- (9CI) synthesis

2synthesis methods
N-(2-bromo-4,6-dimethylphenyl)acetamide

215170-73-3
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Benzothiazole, 2,4,6-trimethyl- (9CI)

80689-37-8
6 suppliers
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Yield:80689-37-8 66%

Reaction Conditions:

Stage #1: N-(2-bromo-4,6-dimethylphenyl)acetamidewith copper(l) iodide;potassium sulfide in N,N-dimethyl-formamide at 140;
Stage #2: with hydrogenchloride in N,N-dimethyl-formamide at 20;

References:

Ma, Dawei;Xue, Peng;Jiang, Yongwen;Xie, Siwei;Zhang, Xiaojing;Dong, Jinhua [Angewandte Chemie - International Edition,2009,vol. 48,# 23,p. 4222 - 4225] Location in patent:supporting information; experimental part