Canadian journal of chemistry

Synthesis of some 3-arylisochromene, 3-arylisoquinoline, 6 H-5-oxachrysene, and benzo [c] phenanthridine analogs of some naturally occurring alkaloids

A Carty, IW Elliott, GM Lenior

文献索引：Carty, Antoine; Elliott, I. Wesley; Lenior, Grefonda M. Canadian Journal of Chemistry, 1984 , vol. 62, p. 2435 - 2439

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被引用次数: 13

摘要

A 2-benzopyrylium perchlorate 6 was prepared from the keto ester 5. Reduction of 6 followed by dilute HCl affords 6 H-5-oxachrysene 10. Reaction of 6 with ammonia solution gives the isoquinoline acid 13. By a short series of steps 13 is cyclized to the dihydrobenzo [c] phenanthridine 16.