Lithiation of N'-benzyl-N,N-dimethylurea and its substituted derivatives with t-BuLi (3.3 equiv) in anhydrous THF at 0 °C followed by reaction with various electrophiles afforded a range of 3-substituted isoindolin-1-ones in high yields.
在无
水THF中,将N'-苄基-N,N-二甲基
脲及其取代衍
生物与t-BuLi(3.3当量)
锂化,然后与各种亲电试剂反应,可以得到高产率的3-取代
异吲哚啉酮。