A Novel and Convenient Synthesis of Substituted Coumarins

Abstract
Substituted coumarins have been synthesized by the annelation of 2-hydroxyphenyl aldehydes and ketones with carboxylic acids using N,N-dimethyl(dichlorophosphoryloxymethylene)ammonium chloride as phosphorylating agent.

This publication has 0 references indexed in Scilit: