methyl (E)-4-bromo-4-methylpenten-2-oate 、
苯乙腈 在
lithium hexamethyldisilazane 作用下,
生成 trans-methyl 5-cyano-5-phenyl-4,4-dimethyl-pent-2-enoate 、
5-Cyano-4,6-dimethoxycarbonyl-2,8-dimethyl-5-phenyl-nona-2,7-diene 、 3-Methoxycarbonyl-5-methyl-2-phenyl-hex-4-ene 、 3-Methoxycarbonyl-5-methyl-2-phenyl-hex-4-ene