2-[(S)-2-((S)-2-Cyclohexyl-1-methyl-ethoxycarbonylamino)-1-hydroxy-hexyl]-4-methyl-thiazole-5-carboxylic acid ethyl ester 在
2,2,6,6-tetramethyl-piperidine-N-oxyl 、
sodium hypochlorite 、 potassium bromide 作用下,
以
二氯甲烷 为溶剂,
生成 ethyl 2-[(2S)-2-[[(2S)-1-cyclohexylpropan-2-yl]oxycarbonylamino]hexanoyl]-4-methyl-1,3-thiazole-5-carboxylate