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Synthesis of a Novel Stable Carbanion: 1,1,2‐Tricyano‐2‐(3,4‐dicyano‐5‐imino‐2,5‐dihydro‐1 H ‐pyrrol‐2‐ylidene)ethanide by Reduction of Tetracyanoethylene with Tris(2,2′‐bipyridine)titanium
Author(s) -
Dessy Giulia,
Fares Vincenzo,
Flamini Alberto,
Giuliani Anna Maria
Publication year - 1985
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.198504261
Subject(s) - tetracyanoethylene , chemistry , carbanion , medicinal chemistry , derivative (finance) , 2,2' bipyridine , salt (chemistry) , molecule , nitrile , tris , titanium , stereochemistry , crystal structure , crystallography , organic chemistry , biochemistry , financial economics , economics
The mechanism of reduction of tetracyanoethylene (TCNE) to the anionic dihydropyrrole derivative 1 with tris(2,2′‐bipyridine)titanium has been elucidated. 1 is formed via condensation of two TCNE molecules. The X‐ray structure analysis was carried out on a Ph 4 As salt of 1 . ◯ = N, • = C.