2302-25-2

Name 4-Bromo-1H-imidazole
CAS 2302-25-2
Molecular Formula C3H3BrN2
MDL Number MFCD00047021
Molecular Weight 146.97
MOL File 2302-25-2.mol

Chemical Properties

Appearance Colorless to beige crystalline flakes or powder
Melting point  131-135 °C (lit.)
Boiling point  324.7±15.0 °C(Predicted)
density  1.904±0.06 g/cm3(Predicted)
storage temp.  Keep in dark place,Sealed in dry,2-8°C
solubility  soluble in Dimethylformamide
form  Crystalline Flakes or Powder
pka 11.70±0.10(Predicted)
color  Colorless to beige
Water Solubility  Slightly soluble in water.
InChI InChI=1S/C3H3BrN2/c4-3-1-5-2-6-3/h1-2H,(H,5,6)
InChIKey FHZALEJIENDROK-UHFFFAOYSA-N
SMILES C1NC(Br)=CN=1
CAS DataBase Reference 2302-25-2(CAS DataBase Reference)

Safety Data

Symbol(GHS)  Skull and Crossbones (GHS06)Exclamation Mark (GHS07)
GHS06,GHS07
Signal word  Danger
Hazard statements  H301-H315-H319-H335
Precautionary statements  P264-P270-P280-P301+P310+P330-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P405-P501-P261-P301+P310-P305+P351+P338-P280a-P301+P310a-P501a
Hazard Codes  T
Risk Statements 
R25:Toxic if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S37/39:Wear suitable gloves and eye/face protection .
RIDADR  UN 2811 6.1/PG 3
WGK Germany  3
RTECS  NI3517450
Hazard Note  Irritant
HazardClass  6.1
PackingGroup  Ⅲ
HS Code  29339900
Storage Class 6.1D - Non-combustible acute toxic Cat.3
toxic hazardous materials or hazardous materials causing chronic effects
Hazard Classifications Acute Tox. 3 Oral
Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
Toxicity
rat,LD50,oral,250mg/kg (250mg/kg),BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)GASTROINTESTINAL: OTHER CHANGES,Toxicology and Applied Pharmacology. Vol. 89, Pg. 175, 1987.

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