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ChemInform Abstract: A New Route to 5-Trifluoromethyl-2,3-dihydro-1,4-diazepine and 2-Trifluoromethylbenzimidazole.

โœ Scribed by Shizheng Zhu; Qianli Chu; Yanli Wang

Publisher
John Wiley and Sons
Year
2010
Weight
29 KB
Volume
31
Category
Article
ISSN
0931-7597

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A new route to 5-trifluoromethyl-2,3-dih
A new route to 5-trifluoromethyl-2,3-dihydro-1,4-diazepine and 2-trifluoromethylbenzimidazole
โœ Shizheng Zhu; Qianli Chu; Yanli Wang ๐Ÿ“‚ Article ๐Ÿ“… 2000 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 165 KB ๐Ÿ‘ 1 views

Ethylenediamine reacted readily with 4ethoxy-1,1,1-trifluoro-3-butene-2-one to form 5-trifliuoromethyl-2,3-dihydro-1,4-diazepine in good yield. Under the same reaction conditions, o-phenylenediamine gave 2-trifluoromethylbenzimidazole and benzimidazole.