Benign synthesis of unsymmetrical arylurea derivatives using 3-substituted dioxazolones as isocyanate surrogates

A phosgene- and metal-free synthesis of unsymmetrical arylurea derivatives utilizing 3-substituted dioxazolones and commercially available amines has been developed. The 3-substituted dioxazolones serve as the precursors of the in situ generated isocyanate intermediates in the presence of non-toxic...

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Bibliographic Details
Main Authors: Supakarn Chamni, Jinquan Zhang, Hongbin Zou
Format: Article
Language:English
Published: Taylor & Francis Group 2020-07-01
Series:Green Chemistry Letters and Reviews
Subjects:
Online Access:http://dx.doi.org/10.1080/17518253.2020.1807616