(S)-2-Benzyloxy-3-((3aS,4R,5aS,9aR,11S,11aR)-2,2,11-trimethyl-decahydro-1,3,5,9-tetraoxa-benzo[a]cyclopenta[e]cycloocten-4-yl)-propionaldehyde 在
溶剂黄146 作用下,
以91%的产率得到(2S,4aR,5R,6S,7aR,11aS,12aR)-2-Benzyloxy-6-methyl-dodecahydro-4,8,12-trioxa-dibenzo[a,d]cyclooctene-3,5-diol