反应详情

The methyl ester from Step I (565 mg, 1.13 mmol) was acylated with trans-4-methylcyclohexyl carboxylic acid chloride as previously described (example 11, step II) to give 41 mg (27%) of 5-cyclohex-1-enyl-3-[(trans-4-methyl-cyclohexanecarbonyl)-phenyl-amino]-thiophene-2-carboxylic acid methyl ester.