2491-39-6
2491-39-6 structure
- Name: 2-bromo-1-(2,4-dihydroxyphenyl)ethanone
- Chemical Name: 2-bromo-1-(2,4-dihydroxyphenyl)ethanone
- CAS Number: 2491-39-6
- Molecular Formula: C8H7BrO3
- Molecular Weight: 231.04300
- Create Date: 2018-09-25 17:04:12
- Modify Date: 2025-08-26 12:05:39
| Name | 2-bromo-1-(2,4-dihydroxyphenyl)ethanone |
|---|---|
| Synonyms |
2,4-Hbe
2-Bromo-2',4'-dihydroxyacetophenone MFCD00021972 2-HYDROXY-1-(4-HYDROXY-PHENYL)-ETHANONE |
| Density | 1.301 g/cm3 |
|---|---|
| Boiling Point | 358.8ºC at 760 mmHg |
| Melting Point | 128-132ºC(lit.) |
| Molecular Formula | C8H7BrO3 |
| Molecular Weight | 231.04300 |
| Flash Point | 185ºC |
| Exact Mass | 229.95800 |
| PSA | 57.53000 |
| LogP | 1.67540 |
| Vapour Pressure | 6.56E-06mmHg at 25°C |
| Index of Refraction | 1.649 |
| Symbol |
GHS05, GHS07 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H302-H314-H317 |
| Precautionary Statements | P280-P305 + P351 + P338-P310 |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges |
| Hazard Codes | C: Corrosive; |
| Risk Phrases | 22-34-43 |
| Safety Phrases | 26-36/37/39-45 |
| RIDADR | UN 3261 8/PG 2 |
| WGK Germany | 3 |
| Packaging Group | II |
| Hazard Class | 8 |
| HS Code | 2914700090 |
| Precursor 0 | |
|---|---|
| DownStream 1 | |
| HS Code | 2914700090 |
|---|---|
| Summary | HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0% |