The title compound, C 18 H 16 Cl 4 N 2 O 2 , was synthesized by the reaction of 1-(3,5-dichloro-2-hydroxyphenyl)propan-1-one with hydrazine hydrate. The molecule has a centre of symmetry at the mid-point of the N-N bond. The crystal structure is stabilized by intramolecular O-HÁ Á ÁN and intermolecu
(E,E)-4,4′-Dichloro-2,2′-(1,1′-azinodiethylene)diphenol
✍ Scribed by Chang, Jian-Guo ;Zhao, Dong-Feng ;He, Guo-Fang ;Li, Ji-Kun
- Publisher
- International Union of Crystallography
- Year
- 2007
- Tongue
- English
- Weight
- 905 KB
- Volume
- 63
- Category
- Article
- ISSN
- 1600-5368
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The title molecule, C 30 H 28 N 2 O 2 , (I), resides on a crystallographic inversion centre located at the midpoint of the N-N bond. It contains an intramolecular O-HÁ Á ÁN interaction [OÁ Á ÁN = 2.572 (2) A ˚] and a weak C-HÁ Á ÁN contact [CÁ Á ÁN = 2.752 (2) A ˚]. There are no intermolecular inter
The title compound, C~20~H~24~N~2~O~2~, is a Schiff base compound derived from the condensation of 2-hydroxy-5-methylacetophenone and 1,2-diaminoethane in ethanol. The molecule has crystallographic twofold rotation symmetry. The molecular structure is stabilized by weak intramolecular O—H...N intera