824-69-1
824-69-1 structure
- Name: 2,5-DICHLOROHYDROQUINONE
- Chemical Name: 2,5-dichlorohydroquinone
- CAS Number: 824-69-1
- Molecular Formula: C6H4Cl2O2
- Molecular Weight: 179.00100
- Catalog: Chemical reagent Organic reagent Fatty ketone (including enol)
- Create Date: 2018-04-06 08:00:00
- Modify Date: 2025-08-20 18:01:29
| Name | 2,5-dichlorohydroquinone |
|---|---|
| Synonyms |
1,4-Benzenediol,2,5-dichloro
EINECS 212-533-8 2,5-Dichloro-p-hydroquinone Hydroquinone,2,5-dichloro 2,4-DIFLUORO THIOANISOLE 2,5-dichloro-1,4-dihydroxybenzene 2,5-Dichlorohydroquinone 2,5-DCHQ 2,5-dichloro-1,4-hydroquinone 2,5-Dichloro-1,4-benzenediol MFCD00041749 2,5-dichlorobenzene-1,4-diol 2,5-dichloro-4-hydroxyphenol 2,5-Dichloro-p-benzohydroquinone 1,4-dichloro-2,5-dihydroxybenzene 2,5-dichlorohydroquinol |
| Density | 1.624g/cm3 |
|---|---|
| Boiling Point | 274ºC at 760 mmHg |
| Melting Point | 168-171 °C(lit.) |
| Molecular Formula | C6H4Cl2O2 |
| Molecular Weight | 179.00100 |
| Flash Point | 119.5ºC |
| Exact Mass | 177.95900 |
| PSA | 40.46000 |
| LogP | 2.40460 |
| Index of Refraction | 1.642 |
| Symbol |
GHS05 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H314 |
| 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 | R34 |
| Safety Phrases | S26-S27-S36/37/39-S45 |
| RIDADR | UN 3261 8/PG 3 |
| WGK Germany | 3 |
| HS Code | 2908199090 |
| Precursor 10 | |
|---|---|
| DownStream 6 | |
| HS Code | 2908199090 |
|---|---|
| Summary | HS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0% |