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Ytterbium triflate promoted synthesis of 1,5-benzodiazepine derivatives

✍ Scribed by Massimo Curini; Francesco Epifano; Maria C Marcotullio; Ornelio Rosati

Book ID: 104230483
Publisher: Elsevier Science
Year: 2001
Tongue: French
Weight: 82 KB
Volume: 42
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(01)00413-0

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✦ Synopsis

2,3-Dihydro-1H-1,5 benzodiazepines have been synthetized in very good yield in solvent-free conditions from o-phenylendiamine and ketones in the presence of Yb(OTf) 3 as catalyst. The method is applicable to both cyclic or acyclic ketones without significant differences.

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