ethyl 3-methyl-N-[(pent-4-en-1-yloxy)carbonyl]-L-valyl-(4R)-4-[(7-vinylisoquinolin-1-yl)oxy]-L-prolinate 在
(cyclohexylP)3-3-Ph-1H-indene-1-ylideneRuCl
2 作用下,
以
二氯甲烷 为溶剂,
反应 18.0h,
以83%的产率得到ethyl (3R,5S,8S,15E)-8-tert-butyl-7,10-dioxo-2,11-dioxa-6,9,23-triazatetracyclo[15.6.2.1-3,6-.0-20,24-]hexacosa-1(23),15,17,19,21,24-hexaene-5-carboxylate