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21943-12-4

Basic Information
CAS No.: 21943-12-4
Name: 2-Amino-3-bromopyrazine
Article Data: 2
Molecular Structure:
Molecular Structure of 21943-12-4 (2-Amino-3-bromopyrazine)
Formula: C4H4BrN3
Molecular Weight: 174
Synonyms: Pyrazinamine,3-bromo- (9CI);Pyrazine, 2-amino-3-bromo- (8CI);3-Bromopyrazin-2-amine;
EINECS: 1312995-182-4
Density: 1.844 g/cm3
Boiling Point: 275.603 °C at 760 mmHg
Flash Point: 120.481 °C
PSA: 51.80000
LogP: 1.40250
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Chemistry

 Molecular Structure of 2-Amino-3-bromopyrazine (CAS NO.21943-12-4):

IUPAC Name: (2R,3R,4R,5S,6R)-6-(hydroxymethyl)-5-sulfanyloxane-2,3,4-triol
Empirical Formula: C4H4BrN3
Molecular Weight: 173.9987
CAS: 21943-12-4
H bond acceptors: 3
H bond donors: 2
Freely Rotating Bonds: 0
Polar Surface Area: 51.8 Å2
Molar Refractivity: 34.362 cm3
Molar Volume: 94.346 cm3
Surface Tension: 68.982 dyne/cm
Index of Refraction: 1.649
Surface Tension: 68.982 dyne/cm
Density: 1.844 g/cm3
Flash Point: 120.481 °C
Enthalpy of Vaporization: 51.406 kJ/mol
Boiling Point: 275.603 °C at 760 mmHg
Vapour Pressure: 0.005 mmHg at 25°C

Specification

  2-Amino-3-bromopyrazine , its cas register number is 21943-12-4. It also can be called 3-Bromopyrazin-2-amine and 2-pyrazinamine, 3-bromo- .