2-(2,6-dimethyl-pyridin-4-yloxy)-5-iodo-benzaldehyde 、
六甲基二硅氮烷 、
正丁基锂 、
三甲基氯硅烷 、
三乙胺 、
乙酰氯 以to give crude 1-[2-(2,6-dimethyl-pyridin-4-yloxy)-5-iodo-phenyl]-3-trimethylsilyoxy-2-aza-1,3-butadiene as a yellow gum的产率得到1-[2-(2,6-Dimethyl-pyridin-4-yloxy)-5-iodo-phenyl]-3-trimethylsilyoxy-2-aza-1,3-butadiene