反应详情

Following the general method of Example 3, a slurry of [s-(R*,R*)]-2-[-[2-(1-carboxy-3-methyl-butylcarbamoyl)-4-methylphenyldisulfanyl)-5-methylbenzoylamino]-4-methyl-pentanoic acid (1.8 g, 3.2 mmol) (from Preparation 22) in 5 mL acetonitrile and 20 mL dichloromethane was reacted with bromine (0.6 g, 3.7 mmol) in 10 mL dichloromethane. The crude product was recrystallized from methanol/water to afford 1.3 g of the title compound.

1. customThe crude product was recrystallized from methanol/water