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Recyclization of 5-phenyl-2,3-dihydrofuran-2,3-dione to give 1,5-diphenylpyrazole-3-carboxylic acid

โœ Scribed by Yu. S. Andreichikov; Yu. V. Ionov; O. P. Tarasova; A. N. Maslivets

Publisher
Springer US
Year
1990
Tongue
English
Weight
72 KB
Volume
26
Category
Article
ISSN
0009-3122

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The title compound, C 21 H 18 N 2 O 2 , shows bothstacking of the pyridine groups and significant C-Hร ร รO and C-Hร ร รN hydrogen bonding.