1,3-azaphospholo[5,1-a]isoquinolines
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Raj K. Bansal; Leena Hemrajani; Neelima Gupta
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Article
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1999
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John Wiley and Sons
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English
β 218 KB
In a one pot synthesis, 1,3-azaphospholo [5,1-a]isoquinoline (4) was obtained from the reaction of N-(alkoxycarbonylmethyl)isoquinolinium bromide (1) with PCl 3 in the presence of (C 2 H 5 ) 3 N. A crossed reaction confirms the formation of 4 proceeding via a 1,5-electrocyclization. Compound 4 under