cyclo--5-methylheptanoyl>oxy-3-(methoxymethoxy)-2,5-dimethylhexanoyl>-L-leucyl>-L-prolyl-N-methyl-L-phenylalanyl>-L-threonyl> 在
二甲基溴化硼 作用下,
以
二氯甲烷 为溶剂,
反应 1.5h,
以70%的产率得到cyclo-
-5-methylheptanoyl>oxy-3-hydroxy-2,5-dimethylhexanoyl>-L-leucyl>-L-prolyl-N-methyl-L-phenylalanyl>-L-threonyl>