(E)-6-[tert-butyl(diphenyl)silyl]oxyhex-4-enal 、 C
40H
54BNO
4S 以
二氯甲烷 为溶剂,
以85%的产率得到(E)-(2R,3R)-8-(tert-Butyl-diphenyl-silanyloxy)-3-hydroxy-2-methyl-oct-6-enoic acid (1R,2S)-2-[benzyl-(2,4,6-trimethyl-benzenesulfonyl)-amino]-1-phenyl-propyl ester