(S)-2-(2-Ethoxycarbonyl-ethyl)-4-oxo-5-triisopropylsilanyl-3,4-dihydro-2H-pyridine-1-carboxylic acid (1R,2S)-2-(1-methyl-1-phenyl-ethyl)-cyclohexyl ester 在
TEA 、
sodium methylate 、
氯甲酸乙酯 作用下,
生成
(S)-6-Triisopropylsilanyl-1,2,8,8a-tetrahydro-indolizine-3,7-dione