{(2R,4R,6S)-4-(tert-Butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-tetrahydro-pyran-2-yl}-acetaldehyde 在
三氟甲磺酸三甲基硅酯 作用下,
生成 4-((2S,4R)-2-{(2R,4R,6S)-4-(tert-Butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-tetrahydro-pyran-2-ylmethyl}-6-methylene-[1,3]dioxan-4-yl)-2-(4-methoxy-benzyloxymethyl)-oxazole