Product Name

  • Name

    5-BROMO-1-METHYL-1H-IMIDAZOLE

  • EINECS
  • CAS No. 1003-21-0
  • Article Data15
  • CAS DataBase
  • Density 1.693 g/cm3
  • Solubility
  • Melting Point 40-44 °C(lit.)
  • Formula C4H5BrN2
  • Boiling Point 271.725 °C at 760 mmHg
  • Molecular Weight 161.001
  • Flash Point 118.135 °C
  • Transport Information UN 3335
  • Appearance White to tan crystalline solid
  • Safety 26-36
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 1003-21-0 (5-BROMO-1-METHYL-1H-IMIDAZOLE)
  • Hazard Symbols IrritantXi
  • Synonyms Imidazole,5-bromo-1-methyl- (8CI);5-Bromo-1-methyl-1H-imidazole;
  • PSA 17.82000
  • LogP 1.18260

5-Bromo-1-methylimidazole Chemical Properties

Molecular Structure:

Molecular Formula: C4H5BrN2
Molecular Weight: 160.9999
IUPAC Name: 5-Bromo-1-methylimidazole
Synonyms of 5-Bromo-1-methylimidazole (CAS NO.1003-21-0): 5-Bromo-1-methyl-1H-imidazole
CAS NO: 1003-21-0
Product Categories: blocks ; Bromides ; Imidazoles ; pharmacetical ; Imidazol&Benzimidazole ; Halogenated Heterocycles ; Heterocyclic Building Blocks ; ImidazolesBuilding Blocks
Melting point: 40-44 °C 
Index of Refraction: 1.606
Molar Refractivity: 32.8 cm3
Molar Volume: 95.1 cm3
Surface Tension: 43.2 dyne/cm
Density: 1.69 g/cm3
Flash Point: 118.1 °C
Enthalpy of Vaporization: 48.94 kJ/mol
Boiling Point: 271.7 °C at 760 mmHg
Vapour Pressure of 5-Bromo-1-methylimidazole (CAS NO.1003-21-0): 0.0106 mmHg at 25°C

5-Bromo-1-methylimidazole Safety Profile

Hazard Codes of 5-Bromo-1-methylimidazole (CAS NO.1003-21-0): IrritantXi
Risk Statements: 36/37/38 
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36: Wear suitable protective clothing.
RIDADR: UN 3335
WGK Germany: 3
Hazard Note: Irritant/Keep Cold

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