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ChemInform Abstract: Synthesis of Non-racemic Unsymmetrical Tetrasubstituted Vinylallenes.

โœ Scribed by Claude Spino; Sylvie Frechette

Publisher
John Wiley and Sons
Year
2001
Weight
30 KB
Volume
32
Category
Article
ISSN
0931-7597

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ChemInform Abstract: A General Synthesis
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โœ A. R. KATRITZKY; D. P. M. PLEYNET; B. YANG ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› John Wiley and Sons โš– 30 KB

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).