4,4'-Dichlorochalcone - Names and Identifiers
4,4'-Dichlorochalcone - Physico-chemical Properties
Molecular Formula | C15H10Cl2O
|
Molar Mass | 277.15 |
Density | 1.296±0.06 g/cm3(Predicted) |
Melting Point | 157-159°C |
Boling Point | 420.1±45.0 °C(Predicted) |
Flash Point | 177.4°C |
Vapor Presure | 2.88E-07mmHg at 25°C |
BRN | 2331589 |
Storage Condition | Room Temprature |
Refractive Index | 1.638 |
4,4'-Dichlorochalcone - Risk and Safety
Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin.
|
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
|
RTECS | UD5572635 |
4,4'-Dichlorochalcone - Introduction
4,4 '-Dichlorochalcone is an organic compound with the chemical formula C8H4Cl2O2. The following is a description of the nature, use, formulation and safety information of 4,4 '-dichlorochamone:
Nature:
-Appearance: 4,4 '-Dichlorochalcone is a colorless to pale yellow crystal or crystalline powder.
-Melting point: About 217-220 ° C.
-Boiling point: About 385-395 ° C.
-Density: 1.48g/cm³.
-Solubility: 4,4 '-Dichlorochalcone is easily soluble in organic solvents such as benzene, dichloromethane, carbon tetrachloride, etc., and rarely soluble in water.
Use:
- 4,4 '-Dichlorochalcone is mainly used as an important intermediate in organic synthesis.
-It is also used in the dye, pharmaceutical and pesticide industries, for example as a coupling agent in the synthesis of dyes, or as a synthesis and reaction intermediate in the preparation of drugs.
Method:
- 4,4 '-Dichlorochalcone can be obtained by chlorinating 4-hydroxyacetophenol. The specific preparation method is to react 4-hydroxyacetophenol with hydrochloric acid, and then extract the product by dichloromethane, and then dry and crystallize to obtain a pure product of 4,4 '-Dichlorochalcone.
Safety Information:
- 4,4 '-Dichlorochalcone is irritating and may cause irritation to the skin, eyes and respiratory tract. Therefore, use appropriate protective equipment such as gloves, goggles and protective masks.
-During operation and storage, avoid contact with oxidants to prevent dangerous reactions.
- 4,4 '-Dichlorochalcone should be used in accordance with the relevant safety procedures, and ensure that the operation is carried out in a well-ventilated place.
Please note that the information provided above is for reference only. Before using any chemical substances, please carefully read and follow the relevant safety guidelines and operating procedures.
Last Update:2024-04-09 20:48:19