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Direct synthesis of pyrrolo[2,1-a]isoquinolines by 1,3-dipolar cycloaddition of stabilized isoquinolinium N-ylides with vinyl sulfonium salts

✍ Scribed by An, Jing; Yang, Qing-Qing; Wang, Qiang; Xiao, Wen-Jing


Book ID
120358074
Publisher
Elsevier Science
Year
2013
Tongue
French
Weight
392 KB
Volume
54
Category
Article
ISSN
0040-4039

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Synthesis of pyrrolo[2,1-a]phthalazines
✍ Jian Zhou; Yuefei Hu; Hongwen Hu πŸ“‚ Article πŸ“… 2000 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 308 KB

## Abstract We describe here, for the first time, that 1‐cyano‐3‐benzoyl‐1,2,3,10b‐tetrahydropyrrolo[2,1‐__a__]phthalazine (8), prepared by 1,3‐dipolar cycloaddition of 2‐phenacyl phthalazinium bromide (**6a**) with acrylonitrile (**7a**), can be aromatized by tetrakis‐pyridine cobalt (II) dichroma