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2-Benzopyrylium salts. 27. Formation of substituted chrysenes from 1-methyl-2-benzopyrylium salts

โœ Scribed by I. V. Korobka; A. I. Voloshina; E. V. Kuznetsov


Book ID
112348572
Publisher
Springer US
Year
1984
Tongue
English
Weight
445 KB
Volume
20
Category
Article
ISSN
0009-3122

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๐Ÿ“œ SIMILAR VOLUMES


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Nucleophilic aldition of u cyanide anion to 2-benwpyryliwn salt8 I takes place at the firet position end led8 to stable i8ochzvmene8 II, which are oxygen anabgs of Reissert aqXUnd8. The structure II uaa a~nfirmed by IR, 'H-NM? and '3C-NMR spectra. The tatter epectra reveal clearly the cyarr, gzup (w