Homogeneous and silica-supported azidoproazaphosphatranes as efficient catalysts for the synthesis of substituted coumarins
摘要:
Homogeneous and silica-supported azidoproazaphosphatranes derived from the Verkade's superbase catalyze the synthesis of substituted coumarins with moderate to good yields and high selectivity. (C) 2012 Elsevier B.V. All rights reserved.