反应详情

Methylamine was bubbled into a refrigerated mixture of cyclopentanone (0.252 g, 3 mmol) and trimethylsilyl cyanide (0.396 g, 4 mmol) until the volume doubled. The mixture was stirred 3 h and then concentrated to dryness to obtain 31a (0.372 g, quantitative).

1. concentrationconcentrated to dryness