(4S,5S)-2-[(1S,2S)-2-ethenyl-1-[2-(2-methyl-1,3-dioxolan-2-yl)ethyl]-2H-naphthalen-1-yl]-4-(methoxymethyl)-5-phenyl-4,5-dihydro-1,3-oxazole 在
sodium tetrahydroborate 、
三氟甲烷磺酸甲酯 作用下,
生成
(1S,2S)-1-[2-(2-Methyl-[1,3]dioxolan-2-yl)-ethyl]-2-vinyl-1,2-dihydro-naphthalene-1-carbaldehyde