Chloroacetic anhydride CAS 541-88-8
Chemical name: Chloroacetic anhydride
Synonymous names:CHLOROACETIC ACID ANHYDRIDE;chloro-aceticacianhydride;
Chloroethanoic anhydride
CAS No:541-88-8
Molecular formula:C4H4Cl2O3
Molecular weight:170.97
EINECS No:208-794-2
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Structural formula:
Product Description:
Items |
Specifications |
Appearance |
White powder |
Assay |
98% MIN |
Density: |
1.449 |
Melting point: |
51 °C |
Boiling point: |
203 °C |
Refractive index: |
1.456 |
Flash point: |
>230?°F |
Vapor Pressure: |
2.6±0.3 mmHg at 25°C |
Properties and Usage:
Chloroacetic anhydride is an important organic chemical intermediate. As an anhydrous form of chloroacetic acid, it has strong reactivity. It is mainly used in the synthesis of drugs and agricultural chemicals, and as a reagent for introducing chloroacetyl groups in organic chemistry.
1. Drug synthesis
Chloroacetic anhydride is a core intermediate for the synthesis of various pharmaceutical active ingredients. It is used to prepare amino acid drugs, antibiotics and other biologically active molecules by introducing chloroacetyl groups.
2. Pesticide production
In pesticide production, chloroacetic anhydride is used to synthesize pesticide ingredients such as herbicides and fungicides. Its reactive properties help create more efficient pesticides, enhance crop protection and increase agricultural yields.
3. Dyes and pigments
Chloroacetic anhydride is used in dye synthesis to prepare dyes that require special functional groups. These dyes are widely used in textiles, plastics and paints to provide products with the desired color and properties.
4. Surfactants and plastic additives
Derivatives of chloroacetic anhydride can be used as emulsifiers, stabilizers or plasticizers. Its surfactants and plastic additives used in manufacturing can significantly improve the performance and processing characteristics of products, such as improving the stability of emulsions or enhancing the processing characteristics of plastics.
5. Synthetic resin
As a key raw material for synthetic resins, chloroacetic anhydride is commonly used in the manufacture of coatings, adhesives and composite materials, enhancing the durability and functionality of applied materials.
6. Pharmaceutical and chemical intermediates
Chloroacetic anhydride is used as a raw material for the synthesis of other pharmaceutical chemical intermediates. These intermediates can be further converted into complex drug molecules, promoting research and development in the field of medicinal chemistry.
Storage conditions: Storage Precautions Store in a cool, dry, well-ventilated warehouse. Keep away from fire and heat source. The package must be sealed, do not get damp. It should be stored separately from oxidizers, acids, alkalis, alcohols, amines, and should not be mixed. Equipped with appropriate varieties and quantities of fire fighting equipment. The storage area should be equipped with suitable materials to contain the leakage.
Packing: This product is packed in 25kg cardboard drums, and it can also be customized according to customers' requirements