| Description | |
|---|---|
| Catalogue Number | 822333 |
| Synonyms | 1,4-Dihydroxybenzene, Quinol |
| Description | Hydroquinone |
| Product Information | |
|---|---|
| CAS number | 123-31-9 |
| EC index number | 604-005-00-4 |
| EC number | 204-617-8 |
| Hill Formula | C₆H₆O₂ |
| Chemical formula | C₆H₄(OH)₂ |
| Molar Mass | 110.11 g/mol |
| HS Code | 2907 22 00 |
| Structure formula Image |  |
| Applications | |
|---|---|
| Application | Hydroquinone for synthesis. CAS 123-31-9, EC Number 204-617-8, chemical formula C₆H₄(OH)₂. |
| Physicochemical Information | |
|---|---|
| Boiling point | 287 °C (1013 hPa) |
| Density | 1.358 g/cm3 (20 °C) |
| Flash point | 165 °C |
| Ignition temperature | 515 °C |
| Melting Point | 172 °C (decomposition) |
| Vapor pressure | <0.1 hPa (25 °C) |
| Bulk density | 600 kg/m3 |
| Solubility | 70 g/l |
| Toxicological Information | |
|---|---|
| LD 50 oral | LD50 Rat 302 mg/kg |
| Safety Information according to GHS | |
|---|---|
| Hazard Pictogram(s) | |
| Hazard Statement(s) | H302: Harmful if swallowed. H317: May cause an allergic skin reaction. H318: Causes serious eye damage. H341: Suspected of causing genetic defects. H351: Suspected of causing cancer. H400: Very toxic to aquatic life. |
| Precautionary Statement(s) | P273: Avoid release to the environment. P280: Wear protective gloves. P280: Wear eye protection. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P313: Get medical advice/ attention. |
| RTECS | MX3500000 |
| Storage class | 10 - 13 Other liquids and solids |
| WGK | WGK 3 highly water endangering |
| Disposal | 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
| Safety Information | |
|---|---|
| Hazard Symbols | Dangerous for the environmentHarmful |
| Categories of danger | harmful, carcinogenic, irritant, sensitizing, mutagenic, dangerous for the environment |
| R Phrase | R 22-40-41-43-68-50 Harmful if swallowed.Limited evidence of a carcinogenic effect.Risk of serious damage to eyes.May cause sensitisation by skin contact.Possible risk of irreversible effects.Very toxic to aquatic organisms. |
| S Phrase | S 26-36/37/39-61 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.Avoid release to the environment. Refer to special instructions/ Safety data sheets. |
| Storage and Shipping Information | |
|---|---|
| Storage | Store below +30°C. |
| Transport Information | |
|---|---|
| Declaration (railroad and road) ADR, RID | UN 3077 , 9, III |
| Declaration (transport by air) IATA-DGR | UN 3077 , 9, III |
| Declaration (transport by sea) IMDG-Code | UN 3077 , 9, III, Marine Pollutant: P |