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4663-97-2

Basic Information
CAS No.: 4663-97-2
Name: 2,6-Pyridinedicarboxamide
Molecular Structure:
Molecular Structure of 4663-97-2 (2,6-Pyridinedicarboxamide)
Formula: C7H7N3O2
Molecular Weight: 165.15
Synonyms: 2,6-Pyridinedicarboxamide;pyridyl-2,6-dicarboxamide;Dipicolindiamide;dipicolinic acid diamide;Pyridine dicarboxamide;pyridine-2,6-dicarboxylic acid diamide;
EINECS:
Density: 1.376 g/cm3
Melting Point: 317oC (dec.)(lit.)
Boiling Point: 479.549 °C at 760 mmHg
Flash Point: 243.823 °C
Solubility:
Appearance:
Hazard Symbols: IrritantXi
Risk Codes: 36/37/38
Safety: 26-36
Transport Information:
PSA: 99.07000
LogP: 0.68000
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Specification

This chemical is called 2,6-Pyridinedicarboxamide, and its systematic name is Pyridine-2,6-dicarboxamide. With the molecular formula of C7H7N3O2, its molecular weight is 165.15. The CAS registry number of this chemical is 4663-97-2. Additionally, its product categories are Heterocyclic Compounds; C7 and C8; Heterocyclic Building Blocks; Pyridines.

Other characteristics of the 2,6-Pyridinedicarboxamide can be summarised as followings: (1)ACD/BCF (pH 5.5): 1; (2)ACD/BCF (pH 7.4): 1; (3)ACD/KOC (pH 5.5): 12.693; (4)ACD/KOC (pH 7.4): 12.694; (5)#H bond acceptors: 5; (6)#H bond donors: 4; (7)#Freely Rotating Bonds: 2; (8)Polar Surface Area: 99.07 Å2; (9)Index of Refraction: 1.621; (10)Molar Refractivity: 42.205 cm3; (11)Molar Volume: 120.059 cm3; (12)Polarizability: 16.731×10-24cm3; (13)Surface Tension: 72.46 dyne/cm; (14)Density: 1.376 g/cm3; (15)Flash Point: 243.823 °C; (16)Enthalpy of Vaporization: 74.387 kJ/mol; (17)Boiling Point: 479.549 °C at 760 mmHg; (18)Vapour Pressure: 0 mmHg at 25°C.

Production method of this chemical: The could 2,6-Pyridinedicarboxamide be obtained by the reactant of pyridine-2,6-dicarbonitrile. This reaction needs the reagent of conc. aq. H2SO4. The yield is 84 %. In addition, this reaction should be taken for 3 hours at the temperature of 100 °C.

Uses of this chemical: The pyridine-2,6-dicarbonitrile could be obtained by the reactant of 2,6-Pyridinedicarboxamide. This reaction needs the reagent of P2O5. It shoud be taken at the temperature of 180 °C.

When you are using this chemical, please be cautious about it as the following: This chemical is irritating to eyes, respiratory system and skin. You should wear suitable protective clothing if you use it. In case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure: 
1.SMILES: c1cc(nc(c1)C(=O)N)C(=O)N
2.InChI: InChI=1/C7H7N3O2/c8-6(11)4-2-1-3-5(10-4)7(9)12/h1-3H,(H2,8,11)(H2,9,12)
3.InChIKey: UUVCRNTVNKTNRK-UHFFFAOYAA