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Terephthalonitrile

Terephthalonitrile / CAS : 623-26-7

Appearance white needle crystal or powder UN 3439
HS 2926909090 DG Class 6.1(b)
Synonyms 1,4-Dicyanobenzene; 1,4-Benzenedicarbonitrile; p-Dicyanobenzene; Benzene-1,4-Dicarbonitrile; p-Phthalodinitrile; 4-Cyanobenzonitrile; 1,4-Benzodinitrile; p-Benzenedinitrile; Terephthalodinitrile; p-Pdn; Terephthalic acid Dinitrile; Tereftalodinitril; Tereftalonitril; p-Phthalonitrile; Terephthalodinitril; para-Dicyanobenzene; 1,4-Benzendikarbonitril; Nitril Kyseliny Tereftalove; p-Cyanobenzonitrile; 3-Myristyloxypropylamine; Benzol-1,4-Dikohlenitrile; 1,4-Dicyanobenzene, 98%; P-Benzenedicarbonitrile; Dicyanobenzene, 1,4-; 1,4-BIS(Cyano)Benzene; Terephthalonitrile, Vetec(TM) Reagent Grade, 98%
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Properties

Summary

Formula
C8H4N2
Molecular Mass
128.13100
Exact Mass
128.03700
PSA
47.58000
Logp
1.42996
IUPAC
benzene-1,4-dicarbonitrile
SMILES
C1=CC(=CC=C1C#N)C#N

Attribute classification

Matter Classification
organic
Category
Agrochemicals > Pesticide Intermediates
Organic Chemical Materials > Nitriles

Chemical and Physical Properties

Melting Point
221-225 °C(lit.)
Density
1.3g/cm3(25℃)
Boiling Point
289.6ºC at 760 mmHg
Flash Point
142.8ºC
Appearance
white needle crystal or powder

Export information

HS Code
2926909090
Export Rebate
13%
UN No.
3439
DG-Class
6.1(b)
Risk Code
R36/37/38
Safety Label
Xi

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