| Identification |
Product name: |
1,4-dibromobenzene |
| Product name: |
1,4-dibromobenzene |
| Molecular formula: |
p-BrC6H4Br |
Molecular weight: |
136 |
| Structural formula: |
 |
| CAS No: |
106-37-6 |
RTECS No: |
CZ1790000 |
| HS code: |
2903999090 |
UN No: |
3077 |
| Dangerous goods code: |
|
IMDG Code Page: |
|
| Physical and Chemical Properties |
Appearance and properties: |
White crystal; luble in hot ethanol, C ketone, ethyl ether, benzene and heat, soluble in ethanol, benzene.. |
| Uses: |
Used in organic synthesis, or as Dye intermediate. |
| Melting point: |
87.32°C |
Boiling point: |
220.40°C |
| Relative density (water=1): |
1.832 |
Moisture ≤: |
0.05% |
| 1,4-dibromobenzene Assay ≥ |
99% |
PH value: |
6.0～8.0 |
| Saturated vapor pressure (kPa): |
- |
Solubility: |
Insoluble in water, soluble in hot ethanol, C ketone, ethyl ether, benzene and heat, soluble in ethanol, benzene. |
| Critical temperature (℃): |
- |
Critical pressure (MPa): |
- |
| Heat of combustion (kj/mol): |
- |
| Combustion and explosion hazard |
Conditions to avoid: |
- |
| Flammability: |
flammable |
Building regulation fire insurance classification:: |
- |
| Flash point (℃): |
219-220°C |
Self-Ignition temperature(℃): |
- |
| Lower explosive limit (V%): |
- |
Upper explosive limit (V%): |
- |
| Hazardous characteristics: |
Hot decompound and discharge poisonous bromide steam |
| Combustion (decomposition) products: |
Carbon monoxide, carbon dioxide, hydrogen bromide. |
Stability: |
- |
| Incompatible materials: |
strong oxidizing agents. |
Polymerization hazards: |
- |
| Fire fighting methods : |
water,Dry powder, dry sand, carbon dioxide, foam, 1211 fire extinguishing agent |
| Risk category: |
9 |
- |
- |
| Packaging and transportation |
Packing group: |
III |
| Directions for storage and transportation: : |
Stored in a cool, ventilated warehouse. Stay away from fire, heat source. Avoid direct sunlight. |
