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Conjugated bifluorophors containing 1,3,5-triphenyl-2-pyrazoline and 2,5-diphenyl-1,3,4-oxadiazole groups

✍ Scribed by B. M. Krasovitskii; V. T. Skripkina; É. G. Yushko; N. A. Popova


Publisher
Springer US
Year
1991
Tongue
English
Weight
216 KB
Volume
55
Category
Article
ISSN
0021-9037

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📜 SIMILAR VOLUMES


5-(p-Fluorophenyl)-1,3-diphenyl-2-pyrazo
✍ Li, Hong 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 762 KB

The title compound, C 21 H 17 FN 2 , was prepared from phenylhydrazine and 1-phenyl-3-(p-fluorophenyl)-2-propenyl-1ketone. The pyrazolinyl ring forms dihedral angles of 11.87 (12), 8.30 (12) and 65.89 (12) with phenyl rings at the 1 and 3 positions and the fluorophenyl ring, respectively.

3-(4-Fluoro­phen­yl)-1,5-diphenyl-2-pyra
✍ Guo, Huan-Mei ;Jian, Fang-Fang ;Zhou, Li-You ;Zhao, Pu-Su ;Zheng, Jian 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 195 KB

The title compound, C 21 H 17 FN 2 , crystallizes with two independent molecules in the asymmetric unit. The pyrazoline and 4-fluorophenyl rings are planar. The phenyl ring at the 5position and the pyrazoline heterocycle are almost perpendicular.

Über 1-[2-Hydroxy-phenyl]-3.5-diphenyl-Δ
✍ Ried, Walter ;Wagner, Karl 📂 Article 📅 1969 🏛 Wiley (John Wiley & Sons) ⚖ 157 KB

A 2 -p y r a z o l i n e von Walter Ried\*) und Karl Wagner11 Aus dem Institut fur Organische Chemie der Universitat, 6 Frankfurt a. M. Eingegangen a m 25. Oktober 1968 Aus den 2-Hydroxy-phenylhydrazin-hydrochloriden 1 ag und Benzylidenacetophenon werden 1-[2-Hydroxy-phenyl]-3.5-diphenyl-A2-pyrazoIi