Synthesis of isoquinoline derivatives by a tandem aza-Wittig/electrocyclization strategy and preparation of the unknown 1,9-diazaphenalene ring by a consecutive electrocyclic ring closure/Claisen rearrangement/intramolecular amination process

1990 ◽  
Vol 55 (25) ◽  
pp. 6140-6147 ◽  
Author(s):  
Pedro Molina ◽  
Mateo Alajarin ◽  
Angel Vidal
Keyword(s):  
Claisen Rearrangement ◽  
Ring Closure ◽  
Isoquinoline Derivatives

A Spontaneous Ring Closure Reaction as a New Route to Isoquinoline Derivatives

Heterocycles ◽  
1982 ◽  
Vol 19 (8) ◽  
pp. 1467 ◽  
Author(s):  
Erik B. Pedersen ◽  
Ole Riis Anderesen
Keyword(s):  
Ring Closure ◽  
Isoquinoline Derivatives

scholarly journals A convenient method for the preparation of cyclohepta[b]indole derivatives

2012 ◽  
Vol 10 (1) ◽  
pp. 91-95 ◽  
Author(s):  
Katalin Kupai ◽  
Gergely Banoczi ◽  
Gabor Hornyanszky ◽  
Pal Kolonits ◽  
Lajos Novak
Keyword(s):  
Convenient Method ◽  
Claisen Rearrangement ◽  
Ring Closure ◽  
Indole Derivatives ◽  
Intramolecular Ring

AbstractCyclohepta[b]indole derivatives 7 were prepared by subsequent aza-Claisen rearrangement and intramolecular ring-closure of (cycloheptenylmethyl)benzenamine (3). The mechanisms of the reactions are also discussed.

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