Synthesis of 3,9,15,19,21,23-Hexaazakekulene

Angewandte Chemie (International Edition in English)

Volumn 36, Issue 11, 1997, Pages 1190-1191

  Tatibouët, Arnaud ^a   Hancock, Richard ^a   Demeunynck, Martine ^a   Lhomme, Jean ^a  

^a CNRS   (France)

Author keywords

Arenes; Azakekulenes; Heterocycles; Nitrogen; Polycycles

Indexed keywords

EID: 0030814709     PISSN: 05700833     EISSN: None     Source Type: Journal    
DOI: 10.1002/anie.199711901     Document Type: Article

References (12)

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4. a) H. Jiao, P. von R. Schleyer, Angew. Chem. 1996, 108, 2548-2551; Angew. Chem. Int. Ed. Engl. 1996, 35, 2383-2386;
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12. The signal at m/z = 815 is attributed to an "expanded" diaminoheptaaza helicene formed by condensation of two diamino-heptacycle 7 with formaldehyde. For partially hydrogenated "expanded" azahelicenes, see T. W. Bell, H. Jousselin, J. Am. Chem. Soc. 1991, 113, 6283-6284.