2 4-Dichlorotoluene（CAS# 95-73-8)
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S23 - Do not breathe vapour. S24/25 - Avoid contact with skin and eyes. |
| UN IDs | UN 2810 |
| WGK Germany | 2 |
| RTECS | XT0730000 |
| TSCA | Yes |
| HS Code | 29036990 |
| Hazard Note | Harmful |
| Hazard Class | 9 |
| Packing Group | III |
| Toxicity | LD50 orally in Rabbit: 2400 mg/kg |
Introduction
2,4-Dichlorotoluene is an organic compound. The following is an introduction to its nature, use, preparation method and safety information:
Quality:
- Appearance: 2,4-Dichlorotoluene is a colorless to light yellow liquid.
- Solubility: It is soluble in most organic solvents such as alcohols, ethers, ketones, etc.
Use:
- 2,4-Dichlorotoluene is often used as an intermediate in organic synthesis.
- It can also be used in the rubber industry, dye industry, pesticide industry, etc.
Method:
- 2,4-Dichlorotoluene can be prepared by adding chlorine gas to toluene. The reaction conditions are generally carried out under the conditions of high temperature and light.
Safety Information:
- 2,4-Dichlorotoluene is an organic solvent that may cause some damage to the human body.
- Avoid contact with skin and eyes, and wear appropriate protective gloves, glasses, and overalls when using.
- After invading the human body, it may have a stimulating effect on the central nervous system, causing symptoms such as dizziness, headache, and nausea.
- Pay attention to ventilation when using in a closed environment to avoid the risk of poisoning.
- Avoid contact with strong oxidizing agents and strong acids.
Always follow safe operating procedures when using and handling 2,4-dichlorotoluene and consult a professional.
Application
2,4-Dichlorotoluene (2,4-DCT) is a critical, multi-purpose aromatic intermediate that serves as an essential building block in the high-value chemical industry. It is a colorless liquid with a high boiling point, used as an intermediate and a high-boiling solvent. 2,4-DCT is a primary precursor for various specialized derivatives, driving demand in the Agrochemical, Pharmaceutical, and Dye sectors.
In agrochemicals, 2,4-DCT is key to producing intermediates for high-value fungicides and herbicides, including 2,4-Dichlorobenzoyl Chloride, a precursor for herbicides like Benzobicyclon, and 2,4-Dichlorobenzyl Chloride for fungicides such as Difenoconazole. In the pharmaceutical industry, it is a building block for active pharmaceutical ingredients (APIs), used to produce 2,4-Dichlorobenzoic Acid, a precursor for anti-malarial drugs and anti-diarrhea medications. Additionally, 2,4-DCT is used in the synthesis of dyes, and as an intermediate for preservatives and peroxides.
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