(2S)-2-[(2S,3E,5Z)-6-iodo-4-methylhexa-3,5-dien-2-yl]-2,3-dihydropyran-6-one 、
(2S)-N-[(1Z,4R,6E)-4-[tert-butyl(dimethyl)silyl]oxy-7-chloroocta-1,6-dienyl]-3,3-dimethyl-2-[[(E)-3-tributylstannylprop-2-enoyl]amino]butanamide 在
噻吩-2-甲酸亚铜(I) 作用下,
以
N-甲基吡咯烷酮 为溶剂,
反应 1.08h,
以50%的产率得到(2Z,4Z,6E,8S)-N-[(2S)-1-[[(1Z,4R,6E)-4-[tert-butyl(dimethyl)silyl]oxy-7-chloroocta-1,6-dienyl]amino]-3,3-dimethyl-1-oxobutan-2-yl]-6-methyl-8-[(2S)-6-oxo-2,3-dihydropyran-2-yl]nona-2,4,6-trienamide