bis(2,2,2-trichloroethyl)azodicarboxylate 、
tert-Butyl-[(2S,3S)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-2,3-dihydro-furan-3-yloxy]-dimethyl-silane 以
二氯甲烷 、
环己烷 为溶剂,
反应 18.0h,
以73%的产率得到(4aR,6R,7R,7aR)-7-(tert-Butyl-dimethyl-silanyloxy)-6-(2,2-dimethyl-[1,3]dioxolan-4-yl)-3-(2,2,2-trichloro-ethoxy)-4a,6,7,7a-tetrahydro-furo[3,2-e][1,3,4]oxadiazine-1-carboxylic acid 2,2,2-trichloro-ethyl ester