在
copper(ll) sulfate pentahydrate 、 sodium L-ascorbate 作用下,
以
四氢呋喃 、
甲醇 、
叔丁醇 为溶剂,
反应 6.0h,
以11%的产率得到(4R,5R,8R,9S,12S,23S,25R,26S,29S,33R,34R,37R,38S,41S,52S,55S,58S,59R)-5,9,23,26,29,34,38,52,55,58,62,62,66,66-tetradecamethyl-13,21,42,50-tetraoxa-16,17,18,45,46,47-hexazatridecacyclo[50.6.2.223,26.18,12.116,19.137,41.145,48.04,9.05,58.025,30.029,34.033,38.055,59]hexahexaconta-1,17,19(65),30,46,48(61)-hexaene-3,14,22,32,43,51-hexone