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2, 4-Dichlorophenol |
Identification |
中文名：2,4-二氯苯酚 |
Product name: 2,4-Dichlorophenol |
Molecular formula: C6H4Cl2O |
Molecular weight: 163 |
CAS No.: 120-83-2 |
Physical and chemical properties |
Properties: White crystal with unpleasant odor. |
Melting point / ℃: 42-43 |
Density: 1.383 |
Boiling point / ℃: 209-210 |
Flash point: 237 °F |
Combustion and explosion
Risk |
Security: Hazard symbol: T,N,F |
| Risk Codes: 22-24-34-51/53-39/23/24/25-23/24/25-11 |
Safety instructions: 26-36/37/39-45-61-36/37-16 |
Transport of Dangerous Goods Number: UN 2928 6.1/PG 2 HazardClass : 6.1 PackingGroup : III |
Properties |
White solid with phenol odor. Soluble in ethanol, ether, chloroform, benzene and carbon tetrachloride. Slightly soluble in water. |
Use |
2, 4-Dichlorophenol is mainly used as pesticide and pharmaceutical intermediate. In pesticide, it can be used in the synthesis of organophosphorus insecticide prothiofos, herbicide butyl 2,4-dichlorophenoxyacetate, diclofop, bifenox, oxadiargyl and the new fungicide fenoxanil, etc. In pharmaceutical area, it can be used as an important raw material of the drug bithionol. |
Production process |
Toxicity classification: medium toxic Acute toxicity: Oral-rat LD50: 580mg/kg; oral-mouse LD50: 1276mg/kg
Flammability hazardous characteristics: Combustible with open fire. Release chloride gas when heated or with acids. React with oxidants.
Storage and transportation characteristics: Ventilated, cold and dry warehouse; stored separately from oxidants, food chemcial additives and acids.
Extinguishing agent: Foam, carbon dioxide, dry powder and sand. |
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