氯乙酰氯 、
(S)-4-amino-3'-methylthalidomide 在
乙醚 作用下,
以
四氢呋喃 为溶剂,
反应 1.0h,
以to give (3S)-2-chloro-N-[2-(3-methyl-2,6-dioxo-piperidin-3-yl)-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl]-acetamide (1.9 g, 100%) as an off white solid的产率得到(S)-2-chloro-N-[2-(3-methyl-2,6-dioxo-piperidin-3-yl)-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl]-acetamide