A3176712
1,2-Dibromobenzene , 97% , 583-53-9
CAS NO.：583-53-9
Empirical Formula: C6H4Br2
Molecular Weight: 235.9
MDL number: MFCD00000057
EINECS: 209-507-3
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 4-6 °C (lit.) |
| Boiling point: | 224 °C (lit.) |
| Density | 1.956 g/mL at 25 °C (lit.) |
| vapor density | 8.2 (vs air) |
| refractive index | n |
| Flash point: | 91 °C |
| storage temp. | Store at <= 20°C. |
| solubility | 0.075g/l |
| form | Liquid |
| Specific Gravity | 1.956 |
| color | brown-yellow |
| Water Solubility | Insoluble |
| BRN | 970241 |
| Dielectric constant | 8.0700000000000003 |
Description and Uses
1,2-Dibromobenzene is used as a precursor in the preparation of 3-(2-bromophenylthio)-4H-[1]benzopyran-4-one using copper as a reagent. It is involved in the preparation of isoindoloquinazolinones by the carbonylation reaction with 2-aminobenzyl amine using palladium as the catalyst.
Safety
| Symbol(GHS) |   GHS07,GHS09 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335-H411 |
| Precautionary statements | P273-P302+P352-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36-37/39 |
| RIDADR | UN 2711 |
| WGK Germany | 3 |
| Hazard Note | Irritant |
| TSCA | T |
| HazardClass | 9 |
| PackingGroup | III |
| HS Code | 29036990 |
