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The reaction of 1,2-dioxo-1,2-dihydropyrrolo-[3,2,1-kl] phenothiazine with amines

✍ Scribed by Ângelo C. Pinto; Richard A. Hollins

Book ID
112124100
Publisher
Journal of Heterocyclic Chemistry
Year
1977
Tongue
English
Weight
114 KB
Volume
14
Category
Article
ISSN
0022-152X

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✍ Alan R. Katritzky; Hai-Ying He; Rong Jiang 📂 Article 📅 2002 🏛 Elsevier Science 🌐 French ⚖ 72 KB

Dihydropyrrolo[2%,1%:3,4]pyrazino[2,1-a]isoindolones 10a-10c were obtained in 76-81% yields by the reaction of 2-(1H-pyrrol-1-yl)ethylamine 8 with 2-formylbenzoic acids 9a, 9b or 2-acetylbenzoic acid 9c via N-acyliminium cation aromatic cyclizations. Similarly, dihydropyrrolo[2%,1%:3,4][1,4]diazepin