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Oxidative formation of thiapyrylium salts by polysubstituted thiopyrans

✍ Scribed by V. G. Kharchenko; N. I. Kozhevnikova; N. V. Voronina


Book ID
112326530
Publisher
Springer US
Year
1979
Tongue
English
Weight
50 KB
Volume
15
Category
Article
ISSN
0009-3122

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A simple and convenient route for the synthesis of 1,1,2,3,3-pentacyanopropene salts is reported. These salts are formed by interaction of malononitrile with SeO 2 in presence of organic N-containing bases or pyridinium salts.