Isonicotinic acid (2-hydroxy-3-methoxybenzylidene)hydrazide
✍ Scribed by Yu, Ming ;Chen, Xin ;Jing, Zuo-Liang
- Publisher
- International Union of Crystallography
- Year
- 2005
- Tongue
- English
- Weight
- 326 KB
- Volume
- 61
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
In the title compound, C 16 H 16 N 2 O 4 Á0.5CH 3 CH 2 OH, the Schiff base is approximately planar. An intramolecular N-HÁ Á ÁO hydrogen bond stabilizes the molecular structure. The molecules are linked by O-HÁ Á ÁO hydrogen bonds to form a chain along the b axis.
Assay of A"-3-Oxosteroids and Their Conjugates by the lsonicotinic Acid Hydrazide Method
The radiochemical synthesis of 2-['Qyano-isonicotinic acid hydrazide was accomplished. Carbon-l 1 labelled cyano-group was introduced at the 2-position of the pyridine ring of I-methoxy-4-methoxcarbonyl pyridinium methyl sulfate via a Reissert-Kaufmann type reaction. The reaction was Performed on a
In the title compound, C 15 H 13 ClN 2 O 3 ÁH 2 O, the molecule adopts a trans configuration with respect to the C N double bond. The dihedral angle between the two rings is 15.03 (3) . The structure is stabilized by intramolecular O-HÁ Á ÁN and intermolecular N-HÁ Á ÁO and O-HÁ Á ÁO hydrogen bonds,