[(2-methyl-4-thiazolyl)methyl]triphenylphosphonium chloride 、 cyclo[2,2-dimethyl-β-alanyl-(2S)-2-hydroxy-4-methylpentanoyl-(2E,5S,6S)-5-hydroxy-6-methyl-7-oxo-2-heptenoyl-3-chloro-O-methyl-D-tyrosyl] 在
正丁基锂 作用下,
以
四氢呋喃 为溶剂,
反应 4.25h,
以34%的产率得到cyclo[2,2-dimethyl-β-alanyl-(2S)-2-hydroxy-4-methylpentanoyl-(2E,5S,6R,7E)-5-hydroxy-6-methyl-8-(2-methyl-5-thiazolyl)-2,7-octadienoyl-3-chloro-O-methyl-D-tyrosyl]