| Name | Trimethylhydroquinone |
|---|---|
| Synonyms |
2,3,5-Trimethyl-1,4-benzenediol
2,3,5-Trimethylbenzene-1,4-diol MFCD00002346 1,4-Benzenediol, 2,3,5-trimethyl- EINECS 211-838-3 |
| Description | Trimethylhydroquinone is a key intermediate for the synthesis of Vitamin E or other trimethylhydroquinone derivatives with antioxidative effects[1]. |
|---|---|
| Related Catalog | |
| References |
| Density | 1.1±0.1 g/cm3 |
|---|---|
| Boiling Point | 298.3±35.0 °C at 760 mmHg |
| Melting Point | 169-172 °C(lit.) |
| Molecular Formula | C9H12O2 |
| Molecular Weight | 152.190 |
| Flash Point | 146.3±20.5 °C |
| Exact Mass | 152.083725 |
| PSA | 40.46000 |
| LogP | 2.03 |
| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
| Index of Refraction | 1.573 |
| Stability | Stable. Combustible. Incompatible with strong oxidizing agents. |
| Water Solubility | 2 g/L (20 ºC) |
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATAACUTE TOXICITY DATA
|
| Symbol |
GHS05, GHS07, GHS09 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H315-H317-H318-H332-H335-H410 |
| Precautionary Statements | P261-P273-P280-P305 + P351 + P338-P501 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Faceshields;Gloves |
| Hazard Codes | Xn:Harmful |
| Risk Phrases | R20;R37/38;R41;R43;R50/53 |
| Safety Phrases | S24-S26-S37/39-S60-S61 |
| RIDADR | UN 3077 9/PG 3 |
| WGK Germany | 2 |
| RTECS | MX7820000 |
| Hazard Class | 9.0 |
| HS Code | 2907299090 |
| Precursor 9 | |
|---|---|
| DownStream 9 | |
| HS Code | 2907299090 |
|---|---|
| Summary | 2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0% |