Molecular Formula | CH2Br2 |
Molar Mass | 173.83 |
Density | 2.477g/mLat 25°C(lit.) |
Melting Point | -52 °C |
Boling Point | 96-98°C(lit.) |
Flash Point | 96-98°C |
Water Solubility | 0.1 g/100 mL (20 ºC) |
Solubility | 11.7g/l |
Vapor Presure | 34.9 mm Hg ( 20 °C) |
Vapor Density | 6.05 (vs air) |
Appearance | Liquid |
Color | Clear colorless to slightly brown |
Merck | 14,6061 |
BRN | 969143 |
Storage Condition | Store below +30°C. |
Stability | Stable. Incompatible with strong oxidizing agents, aluminium, magnesium. Reacts violently with potassium. |
Refractive Index | n20/D 1.541(lit.) |
Physical and Chemical Properties | Characteristics of colorless or light yellow liquid. melting point -52.5 ℃ boiling point 97 ℃ relative density 2.4970 refractive index 1.5420 solubility miscibility with ethanol, ether and acetone |
Use | Used as a raw material for organic synthesis, can be used as a solvent, refrigerant, flame retardant and antiknock agent components, medicine used as a disinfectant and town |
Risk Codes | R20 - Harmful by inhalation R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R39/23/24/25 - R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R11 - Highly Flammable |
Safety Description | S24 - Avoid contact with skin. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37 - Wear suitable protective clothing and gloves. S16 - Keep away from sources of ignition. S7 - Keep container tightly closed. |
UN IDs | UN 2664 6.1/PG 3 |
WGK Germany | 2 |
RTECS | PA7350000 |
TSCA | Yes |
HS Code | 2903 39 15 |
Hazard Class | 6.1 |
Packing Group | III |
Toxicity | LD50 orally in Rabbit: 108 mg/kg LD50 dermal Rabbit > 4000 mg/kg |
colorless or light yellow liquid. Relative density (d20)2. 4970. Melting Point -52.5 °c. Boiling point 97. Refractive index 5420. Viscosity (20 ℃)1. 02mPa.s. Miscible with ethanol, ether and acetone. Each lOOOg of water soluble dibromomethane 11.70g (15 °c), 11.93g (30 °c). Non-flammable. The critical temperature is 310 ℃ and the critical pressure is 7. 194MPa.
raw materials for organic synthesis. It can be used as solvent, refrigerant, flame retardant and antiknock component; It can be used as disinfectant and sedative in medicine; It can also be used as pesticide, myclobutanazole and other organic synthesis.