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Isonicotinic Anhydride

Isonicotinic Anhydride / CAS : 7082-71-5

Appearance Off-white to beige-brownish Crystalline Powder UN 0
HS 29333990 DG Class 0
Synonyms Pyridine-4-Carbonyl Pyridine-4-Carboxylate; Einecs 230-382-6; 4-Pyridinecarboxylic acid Anhydride; NSC139658
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Properties

Summary

Formula
C12H8N2O3
Molecular Mass
228.20400
Exact Mass
228.05300
PSA
69.15000
Logp
1.47380
IUPAC
pyridine-4-carbonyl pyridine-4-carboxylate
SMILES
C1=CN=CC=C1C(=O)OC(=O)C2=CC=NC=C2

Attribute classification

Matter Classification
organic
Category
Organic Chemical Materials > Heterocyclic Compounds

Chemical and Physical Properties

Melting Point
133 °C
Density
1.317g/cm3
Boiling Point
412.3ºC at 760 mmHg
Flash Point
203.1ºC
Appearance
Off-white to beige-brownish Crystalline Powder
Acidity and Basicity
acidness

Export information

HS Code
29333990
Export Rebate
13%
UN No.
0
DG-Class
0
Risk Code
34-14-36/37/38
Safety Label
C,Xi

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