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Photochemical synthesis and reaction of d6 metallocenes—tetracyanoethylene charge-transfer complexes

✍ Scribed by S. Sostero; A. Duatti; P. Zanella; O. Traverso

Book ID
108354390
Publisher
Elsevier Science
Year
1978
Tongue
English
Weight
694 KB
Volume
157
Category
Article
ISSN
0022-328X

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## Abstract Arylazoaminopyrazoles (1a–d) reacts with tetracyanoethylene (TCNE) to yield pyrazolo[1,5‐a]pyrimidines (9) via charge‐transfer (CT) complex formation. The effect of the substituents on the basicity of the pyrazole nucleus as well as the complexation centre in different types of pyrazole