(E)-2(R)-[1(S)-[(tetrahydro-2(RS)-pyranyloxy)carbamoyl]-4-phenyl-3-butenyl]-2'-isobutryl-2'-isobutyl-4-methylvalerohydrazide 、
对甲苯磺酸 在
乙醚 作用下,
以
甲醇 为溶剂,
反应 2.0h,
以to give 0.15 g of (E)-2(R)-[1(S)-(hydroxycarbamoyl)-4-phenyl-3-butenyl]-2′-isobutyryl-2′-isobutyl-4-methylvalerohydrazide in the form of a white solid的产率得到(E)-2(R)-[1(S)-(hydroxycarbamoyl)-4-phenyl-3-butenyl]-2'-isobutyryl-2'-isobutyl-4-methylvalerohydrazide