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CAS No. 59489-71-3 Density 1.844 g/cm3
Solubility Melting Point 113-117 °C(lit.)
Formula C4H4BrN3 Boiling Point 274.2 °C at 760 mmHg
Molecular Weight 174.00 Flash Point 119.7 °C
Transport Information Appearance Brown Needles
Safety 26-37/39-45-36/37/39-22 Risk Codes 22-36/38-43-44-36/37/38-20/21/22
Molecular Structure Molecular Structure of 59489-71-3 (2-Amino-5-bromopyrazine) Hazard Symbols HarmfulXn, IrritantXi



2-Amino-5-bromopyrazine Chemical Properties

Molecular Structure of 2-Amino-5-bromopyrazine (CAS NO.59489-71-3):

IUPAC Name: 5-bromopyrazin-2-amine 
Empirical Formula: C4H4BrN3
Molecular Weight: 173.9987
H bond acceptors: 3
H bond donors: 2
Freely Rotating Bonds: 0
Polar Surface Area: 29.02 Å2
Index of Refraction: 1.648
Molar Refractivity: 34.36 cm3
Molar Volume: 94.3 cm3
Surface Tension: 68.9 dyne/cm
Density: 1.844 g/cm3
Flash Point: 119.7 °C
Enthalpy of Vaporization: 51.26 kJ/mol
Boiling Point: 274.2 °C at 760 mmHg
Vapour Pressure: 0.00547 mmHg at 25°C
Melting point: 113-117 °C(lit.)
Product Categories: Amines and Anilines; Heterocycles; pharmacetical; Halides; Pyrazines, Pyrimidines & Pyridazines; Pyrazine; Nucleotides and Nucleosides; Pyrazines; Chloropyrazines, etc.; Bases & Related Reagents; Nucleotides; Pyrazines, Pyrimidines & Pyridazines; Building Blocks; Halogenated Heterocycles; Heterocyclic Building Blocks; PyrazinesHeterocyclic Building Blocks

2-Amino-5-bromopyrazine Safety Profile

 Hazard Codes: HarmfulXn,IrritantXi
Risk Statements: 22-36/38-43-44-36/37/38-20/21/22
R22:Harmful if swallowed. 
R36/38:Irritating to eyes and skin. 
R43:May cause sensitization by skin contact. 
R44:Risk of explosion if heated under confinement. 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 26-37/39-45-36/37/39-22
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S37/39:Wear suitable gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S22:Do not breathe dust.
WGK Germany: 3
Hazard Note: Irritant

2-Amino-5-bromopyrazine Specification

 2-Amino-5-bromopyrazine , with CAS number of 59489-71-3, can be called 5-Bromopyrazinamine ; 5-Bromopyrazin-2-amine ; 5-Bromo-pyrazin-2-ylamine ; 5-Bromo-2-pyrazinamine ; 5-Bromo-2-aminopyrazine ; 5-Bromo-2-pyrazinamine, 97% . It is a brown needle.

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