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Pyrazine

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Pyrazine / CAS : 290-37-9

Appearance Colorless crystal. UN 1325
HS 29339900 DG Class 4.1
Synonyms 1,4-Diazine; Piazine; 1,4-Diazabenzene; P-Diazine
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Properties

Summary

Formula
C4H4N2
Molecular Mass
80.08800
Exact Mass
80.03740
PSA
25.78000
Logp
0.47660
IUPAC
pyrazine
SMILES
C1=CN=CC=N1

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
Cosmetics > Daily Chemical Additives

Chemical and Physical Properties

Melting Point
50-56 °C
Density
1.031 g/mL
Boiling Point
115-116 °C
Flash Point
132 °F
Appearance
Colorless crystal.

Export information

HS Code
29339900
Export Rebate
13%
UN No.
1325
DG-Class
4.1
Risk Code
R36/37/38; R11
Safety Label
Xi,F

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