2,4-difluorobenzenethiolate
2,4-Difluorothiophenol (technical)
CAS: 1996-44-7
Molecular Formula: C6H4F2S
2,4-difluorobenzenethiolate - Names and Identifiers
2,4-difluorobenzenethiolate - Physico-chemical Properties
| Molecular Formula | C6H4F2S |
| Molar Mass | 146.16 |
| Density | 1.29 g/mL at 25 °C (lit.) |
| Boling Point | 59 °C/20 mmHg (lit.) |
| Flash Point | 121°F |
| Vapor Presure | 3.9mmHg at 25°C |
| Appearance | clear liquid |
| Color | Colorless to Light yellow |
| BRN | 2516728 |
| pKa | 5.78±0.48(Predicted) |
| Storage Condition | Inert atmosphere,Room Temperature |
| Sensitive | Stench |
| Refractive Index | n20/D 1.5235(lit.) |
| Physical and Chemical Properties | Colorless to light yellow liquid. |
2,4-difluorobenzenethiolate - Risk and Safety
| Risk Codes | R10 - Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S23 - Do not breathe vapour. |
| UN IDs | UN 1993 3/PG 2 |
| WGK Germany | 3 |
| HS Code | 29309090 |
| Hazard Note | Irritant/Stench |
| Hazard Class | 3 |
| Packing Group | III |
2,4-difluorobenzenethiolate - Introduction
2,4-difluorothiophenol (technical), chemical formula C6H4F2OS, is an organic compound. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: 2,4-difluorothiophenol (technical) is a colorless crystalline solid.
-Melting point: About 45-50 degrees Celsius.
-Boiling point: About 210-215 degrees Celsius.
-Solubility: Soluble in common organic solvents, such as alcohols, ethers and ethers.
Use:
-2,4-difluorothiophenol (technical) is commonly used as a broad-spectrum fungicide and insecticide, widely used in the agricultural field, for the prevention and control of fungi and pests on crops.
-It can also be used as an intermediate for the synthesis of other compounds.
Method:
-2,4-difluorothiophenol (technical) can be prepared by reacting difluorobenzene with sulfuric acid. The specific preparation process may vary, but in general, difluorobenzene is reacted with an excess of concentrated sulfuric acid, followed by distillation and purification to obtain the target product.
Safety Information:
-It should be noted that 2,4-difluorothiophenol (technical) is an organic compound, which may be dangerous according to its chemical properties.
-Wear appropriate protective equipment during use or operation, including gloves, goggles and protective clothing.
-During storage and handling, relevant safety procedures should be observed.
-When disposing of waste, it should be disposed of in accordance with local regulations and environmental regulations to reduce the impact on the environment.
-Risks need to be assessed and controlled on a case-by-case basis, following relevant safety guidelines and best practices for chemical handling.
Nature:
-Appearance: 2,4-difluorothiophenol (technical) is a colorless crystalline solid.
-Melting point: About 45-50 degrees Celsius.
-Boiling point: About 210-215 degrees Celsius.
-Solubility: Soluble in common organic solvents, such as alcohols, ethers and ethers.
Use:
-2,4-difluorothiophenol (technical) is commonly used as a broad-spectrum fungicide and insecticide, widely used in the agricultural field, for the prevention and control of fungi and pests on crops.
-It can also be used as an intermediate for the synthesis of other compounds.
Method:
-2,4-difluorothiophenol (technical) can be prepared by reacting difluorobenzene with sulfuric acid. The specific preparation process may vary, but in general, difluorobenzene is reacted with an excess of concentrated sulfuric acid, followed by distillation and purification to obtain the target product.
Safety Information:
-It should be noted that 2,4-difluorothiophenol (technical) is an organic compound, which may be dangerous according to its chemical properties.
-Wear appropriate protective equipment during use or operation, including gloves, goggles and protective clothing.
-During storage and handling, relevant safety procedures should be observed.
-When disposing of waste, it should be disposed of in accordance with local regulations and environmental regulations to reduce the impact on the environment.
-Risks need to be assessed and controlled on a case-by-case basis, following relevant safety guidelines and best practices for chemical handling.
Last Update：2024-04-10 22:29:15
