Ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate , Tech.
ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate
CAS: 34966-52-4
Molecular Formula: C10H8Cl2O3
Ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate , Tech. - Names and Identifiers
Ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate , Tech. - Physico-chemical Properties
| Molecular Formula | C10H8Cl2O3 |
| Molar Mass | 247.07 |
| Density | 1.362g/cm3 |
| Boling Point | 121 °C |
| Flash Point | 149.2°C |
| Vapor Presure | 4.4E-05mmHg at 25°C |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.542 |
Ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate , Tech. - Risk and Safety
| Risk Codes | 22 - Harmful if swallowed |
| HS Code | 29163990 |
Ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate , Tech. - Introduction
Ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate (English name ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate) is an organic compound whose chemical formula is C10H8Cl2O3. Its nature, use, formulation and safety information are described below.
Nature:
1. Appearance: ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate is a colorless to slightly yellow liquid.
2. solubility: soluble in ethers, ketones and organic solvents, relatively insoluble in water.
3. Melting point: According to records, its melting point is 60-62°C.
4. Stability: It is stable under dry conditions, but may decompose under light.
Use:
ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate is widely used in chemical synthesis. It is an intermediate for the synthesis of other compounds, such as pesticides, drugs and dyes. In addition, it can also be used as a reagent for organic synthesis reactions, such as Knoevenagel condensation reactions and Michael addition reactions.
Preparation Method:
ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate can be synthesized by the following steps:
1.3,4-dichlorobenzoic acid reacts with acetic anhydride to generate 3,4-dichlorobenzoyl acetic acid.
2. under acidic conditions, 3,4-dichlorobenzoyl acetic acid reacts with alcohol (ethanol) to produce ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate.
Safety Information:
1. ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate is irritating and direct contact with skin, eyes and mucous membranes should be avoided.
2. Use appropriate personal protective equipment, such as lab gloves, goggles, and lab coats.
3. It should be used in a well-ventilated place, away from fire and high temperature.
4. if accidentally inhaled or ingested, please seek medical help immediately and take the packaging container to the hospital.
Please note that the use of chemicals should follow correct safety operating procedures to ensure the safety of operators and the environment.
Nature:
1. Appearance: ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate is a colorless to slightly yellow liquid.
2. solubility: soluble in ethers, ketones and organic solvents, relatively insoluble in water.
3. Melting point: According to records, its melting point is 60-62°C.
4. Stability: It is stable under dry conditions, but may decompose under light.
Use:
ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate is widely used in chemical synthesis. It is an intermediate for the synthesis of other compounds, such as pesticides, drugs and dyes. In addition, it can also be used as a reagent for organic synthesis reactions, such as Knoevenagel condensation reactions and Michael addition reactions.
Preparation Method:
ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate can be synthesized by the following steps:
1.3,4-dichlorobenzoic acid reacts with acetic anhydride to generate 3,4-dichlorobenzoyl acetic acid.
2. under acidic conditions, 3,4-dichlorobenzoyl acetic acid reacts with alcohol (ethanol) to produce ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate.
Safety Information:
1. ethyl 2-(3,4-dichlorophenyl)-2-oxoacetate is irritating and direct contact with skin, eyes and mucous membranes should be avoided.
2. Use appropriate personal protective equipment, such as lab gloves, goggles, and lab coats.
3. It should be used in a well-ventilated place, away from fire and high temperature.
4. if accidentally inhaled or ingested, please seek medical help immediately and take the packaging container to the hospital.
Please note that the use of chemicals should follow correct safety operating procedures to ensure the safety of operators and the environment.
Last Update：2024-04-09 20:52:54
