78695-60-0Relevant academic research and scientific papers
PHOSPHOROUS IN ORGANIC CHEMISTRY. PART II: A NEW METHOD OF PREPARING N-N' DISUBSTITUTED ARYL UREAS USING PHENYL N'-PHENYLPHOSPHORAMIDOAZIDATE REAGENT.
Arrieta, Ana,Palomo, Claudio
, p. 1729 - 1732 (1981)
N-N' Disubstituted ureas were obtained from carboxylic acids, amines and phenyl N-phenylphosphoramidoazidate in good yields.This procedure constitutes an adequate modified Curtius reaction.
