Issue 2, 2004
From the journal:

Green Chemistry

Non-catalytic clean synthesis route using urea to cyclic urea and cyclic urethane compounds

Bhalchandra M. Bhanage,ac   Shin-ichiro Fujita,a   Yutaka Ikushimabc  and  Masahiko Arai*ac  

* Corresponding authors

a Division of Materials Science and Engineering, Graduate School of Engineering, Hokkaido University, Sapporo 060-8628, Japan
E-mail: marai@eng.hokudai.ac.jp

b Supercritical Fluid Research Center, Institute of Advanced Industrial Science and Technology, Sendai 983-8551, Japan

c CREST, JST, Japan

Abstract

Clean synthesis to cyclic urea and cyclic urethane compounds using direct reaction of urea with diamine, amino alcohol or amino phenol has been achieved at 150 °C without any catalyst.

Graphical abstract: Non-catalytic clean synthesis route using urea to cyclic urea and cyclic urethane compounds

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Article information

DOI
https://doi.org/10.1039/B310115K
Article type
Paper
Submitted
21 Aug 2003
Accepted
17 Nov 2003
First published
09 Dec 2003

Green Chem., 2004,6, 78-80

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Non-catalytic clean synthesis route using urea to cyclic urea and cyclic urethane compounds

B. M. Bhanage, S. Fujita, Y. Ikushima and M. Arai, Green Chem., 2004, 6, 78 DOI: 10.1039/B310115K

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