N-[(2S,3R,4S)-4-(1,3-dioxoisoindol-2-yl)-1,7-dioxo-2-pentan-3-yloxyheptan-3-yl]acetamide 在
dibenzylammonium trifluoroacetate 作用下,
以
甲苯 为溶剂,
反应 11.0h,
以82%的产率得到N-[(1R,2R,6S)-6-(1,3-dioxoisoindol-2-yl)-4-formyl-2-pentan-3-yloxycyclohex-3-en-1-yl]acetamide