Molecular structure of 2-Bromomethyl-1-methyl-1H-benzimidazole (CAS NO.136099-52-0) is:

Product Name: 2-Bromomethyl-1-methyl-1H-benzimidazole
CAS Registry Number: 136099-52-0
Molecular Formula: C₉H₉BrN₂
Molecular Weight: 225.08
Index of Refraction: 1.642 
Molar Refractivity: 53.3 cm³ 
Molar Volume: 147.5 cm³
Surface Tension: 45 dyne/cm 
Density: 1.52 g/cm³ 
Flash Point: 157.6 °C 
Enthalpy of Vaporization: 55.73 kJ/mol 
Boiling Point: 337 °C at 760 mmHg 
Vapour Pressure: 0.000211 mmHg at 25 °C
SMILES: BrCc2nc1ccccc1n2C
InChI: InChI=1/C9H9BrN2/c1-12-8-5-3-2-4-7(8)11-9(12)6-10/h2-5H,6H2,1H3
InChIKey: JFEPMKWVPYPLOO-UHFFFAOYAM 
Std. InChI: InChI=1S/C9H9BrN2/c1-12-8-5-3-2-4-7(8)11-9(12)6-10/h2-5H,6H2,1H3
Std. InChIKey: JFEPMKWVPYPLOO-UHFFFAOYSA-N

Safty information about 2-Bromomethyl-1-methyl-1H-benzimidazole (CAS NO.136099-52-0) is:
Hazard Codes: Xi
Risk Statements: 34 
R34:Causes burns.
Safety Statements: 26-36/37/39-45 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: 1759
Hazard Note: Irritant
HazardClass: IRRITANT

 2-Bromomethyl-1-methyl-1H-benzimidazole , its cas register number is 136099-52-0. It also can be called 1H-Benzimidazole,2-(bromomethyl)-1-methyl- .