2,2,2-trichloroethyl (Z)-6-((12Z,22Z,24R,5S,8R)-5-isopropyl-24-methyl-3,6,10-trioxo-24,25-dihydro-7-oxa-4,11-diaza-1(4,2),2(2,4)-dithiazolacyclododecaphane-8-yl)hex-4-enoate 在
ammonium acetate 、
水 、
锌 作用下,
以
四氢呋喃 为溶剂,
反应 24.0h,
以93%的产率得到(Z)-6-[(5R,8S,11R)-5-methyl-6,9,13-trioxo-8-propan-2-yl-10-oxa-3,17-dithia-7,14,19,20-tetrazatricyclo[14.2.1.12,5]icosa-1(18),2(20),16(19)-trien-11-yl]hex-4-enoic acid