1-Amino-2,5-bis(4-methoxybenzyl)-1,3,4-triazole
✍ Scribed by Xu, Feng ;Hu, Wei-Xiao ;Zhou, Wei ;Xia, Chun-Nian
- Publisher
- International Union of Crystallography
- Year
- 2006
- Tongue
- English
- Weight
- 121 KB
- Volume
- 62
- Category
- Article
- ISSN
- 1600-5368
No coin nor oath required. For personal study only.
✦ Synopsis
In the title compound, C 18 H 20 N 4 O 2 , the triazole ring is twisted with respect to the two benzene rings with dihedral angles of 71.5 (3) and 67.3 (3) . N-HÁ Á ÁN hydrogen bonding occurs between neighboring molecules.
📜 SIMILAR VOLUMES
The title Schiff base compound, C 18 H 22 N 4 , is derived from the condensation reaction of hydrazine and 4-(dimethylamino)benzaldehyde. There is a crystallographic centre of symmetry at the mid-point of the N-N bond.
In the title compound, C 12 H 9 N 5 OS, molecules are linked into chains along the b axis by N-HÁ Á ÁN hydrogen bonds. The packing is further stabilized by C-HÁ Á Á andinteracions.
In the molecule of the title compound, C 5 H 7 N 7 S, the essentially planar triazole ring and the 4-amino-5-mercapto-1,2,4-triazole moiety make a dihedral angle of 70.97 (5) . In the crystal structure, weak intermolecular N-HÁ Á ÁN and N-HÁ Á ÁS hydrogen bonds stabilize the packing.
The title compound, C 20 H 14 N 12 S 2 , was synthesized by the reaction of 3-hydrazino-1H-1,2,4-triazole with phenyl isocyanate in benzene and by ring closure in an alkaline medium. Intermolecular N-HÁ Á ÁN hydrogen bonds are observed and these form a five-membered ring.
The two pyridine rings in the title compound, C 12 H 10 N 6 , form dihedral angles of 35.7 (2) and 16.8 (2) with the central triazole ring. The molecules exist as centrosymmetrically related dimers and form a three-dimensional network through intermolecular NÐHÁ Á ÁN hydrogen bonds.