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ChemInform Abstract: Formal [4 + 2] Intramolecular Ketenimine—Imine Cycloaddition. Synthesis of Benzimidazo[1,2-b]isoquinolines.

✍ Scribed by Mateo Alajarin; Angel Vidal; Fulgencio Tovar; Carlota Conesa

Publisher
John Wiley and Sons
Year
2010
Weight
30 KB
Volume
30
Category
Article
ISSN
0931-7597

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✦ Synopsis

Formal [4 + 2] Intramolecular Ketenimine-Imine Cycloaddition. Synthesis of Benzimidazo[1,2-b]isoquinolines.

-Formal [4+2] cycloaddition of ketenimine intermediates (V) derived from the azides (III) and diphenylketene (IV) by aza-Wittig reaction, provides the partially saturated compounds (VI). They can be easily aromatized to benzimidazo[1,2b]isoquinolinones (VII).

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✍ Mateo Alajarin; Angel Vidal; Fulgencio Tovar 📂 Article 📅 2000 🏛 John Wiley and Sons ⚖ 30 KB

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