、
dimethyl diazomethylphosphonate 在
tin(ll) chloride 作用下,
以
二氯甲烷 为溶剂,
反应 25.0h,
以74%的产率得到(1S,3S,6S,9S,12S,14R,16R,18S,20S,22R,23R,25S,26S,27R,31R,34S,36R,37S,38R,40R,41S)-22-[tert-butyl(dimethyl)silyl]oxy-23-(3-dimethoxyphosphoryl-2-oxopropyl)-14,26-dimethyl-8,15-dimethylidene-2,19,24,28,35,39,42,44,45,46-decaoxadecacyclo[29.9.2.13,37.13,38.16,9.112,16.018,27.020,25.034,41.036,40]hexatetracontan-29-one