t-butyl 2-[N-[2-(3-nitrobenzylidene)-3-oxobutanoyl]amino]acetate 、
ethyl 3-amino-3-phenylprop-2-enoate 在
silica gel 作用下,
反应 16.0h,
以whereby 98 mg (22%) of the captioned compound was obtained as an oily material的产率得到t-butyl 2-[N-[1,4-dihydro-2-methyl-5-methoxycarbonyl-4-(3-nitrophenyl)-6-phenylpyridine-3-carbonyl]amino]acetate