ChemInform Abstract: A General Synthesis of Unsymmetrical Tetrasubstituted Ureas.
β Scribed by A. R. KATRITZKY; D. P. M. PLEYNET; B. YANG
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 30 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0931-7597
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β¦ Synopsis
The bisbenzotriazole compound (I) is a safe, mild, and versatile reagent for the synthesis of unsymmetrical tetrasubstituted ureas of type (Va)-(Ve). It can also be used for the preparation of di-and trisubstituted ureas such as (Vf) and (Vg).
π SIMILAR VOLUMES
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## 1998 carboxylic amides carboxylic amides (acyclic compounds) P 0320 ## 24 -065 General Synthesis of Unsymmetrical Tetrasubstituted Oxamides via 1,1'-(1,2-Dioxoethane-1,2-diyl)bis-1H-benzotriazole. -Title compound (III), prepared by an improved procedure, is used as efficient starting material