反应详情

6-Hydroxy-2-methyl-benzothiazole-7-carboxaldehyde (75 mg, 0.362 mmol) was taken up in 30% methanol in benzene (7 mL) and treated with (trimethylsilyl)diazomethane (2.0M solution in hexanes) (0.5 mL, 1.0 mmol) for 2 hours at room temperature. The mixture was evaporated, and the title compound was purified by flash chromatography eluting with 25-30% ethyl acetate in hexane.

1. customThe mixture was evaporated
2. customthe title compound was purified by flash chromatography
3. washeluting with 25-30% ethyl acetate in hexane