Bis(4-chlorobenzoic) anhydride
Bis(4-chlorobenzoic) anhydride
CAS: 790-41-0
Molecular Formula: C14H8Cl2O3
Bis(4-chlorobenzoic) anhydride - Names and Identifiers
| Name | Bis(4-chlorobenzoic) anhydride |
| Synonyms | AI3-14648 AI3 14648 4-chlorobenzoic anhydride 4-CHLOROBENZOIC ANHYDRIDE P-CHLOROBENZOIC ANHYDRIDE bis(4-chlorobenzoic) anhydride Bis(4-chlorobenzoic) anhydride Benzoic acid, 4-chloro-, anhydride (4-chlorobenzoyl) 4-chlorobenzoate Benzoic acid, 4-chloro-, 1,1'-anhydride (4-chlorophenyl)carbonyl 4-chlorobenzoate 4-chlorobenzoic acid (4-chlorobenzoyl) ester |
| CAS | 790-41-0 |
| EINECS | 212-335-1 |
| InChI | InChI=1/C14H8Cl2O3/c15-11-5-1-9(2-6-11)13(17)19-14(18)10-3-7-12(16)8-4-10/h1-8H |
Bis(4-chlorobenzoic) anhydride - Physico-chemical Properties
| Molecular Formula | C14H8Cl2O3 |
| Molar Mass | 295.12 |
| Density | 1.401±0.06 g/cm3(Predicted) |
| Melting Point | 193-194 °C(Solv: water (7732-18-5); acetone (67-64-1)) |
| Boling Point | 248 °C(Press: 5 Torr) |
| Flash Point | 182.5°C |
| Solubility | Acetone (Slightly), Chloroform (Slightly) |
| Vapor Presure | 6.63E-08mmHg at 25°C |
| Appearance | Solid |
| Color | White to Off-White |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Stability | Moisture Sensitive |
| Refractive Index | 1.607 |
Bis(4-chlorobenzoic) anhydride - Risk and Safety
| Hazard Symbols | T - Toxic |
Bis(4-chlorobenzoic) anhydride - Introduction
Bis (4-chorobenzoic) anhydride is an organic compound with the chemical formula C14H8Cl2O3. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
- Bis(4-chlorobenzoic) anhydride is a white to pale yellow solid.
-Its melting point is about 147-150°C.
-It has lower solubility at room temperature and is easier to dissolve in non-polar solvents.
-It has a pungent smell.
Use:
- Bis(4-chlorobenzoic) anhydride is a commonly used organic synthesis intermediate that can be used to synthesize compounds with important biological activities.
-It can also be used as one of the precursors of fluorescent dyes, and has certain applications in the fields of optoelectronics and material science.
Preparation Method:
- Bis(4-chlorobenzoic) anhydride is mainly prepared by the anhydride reaction of 4-chlorobenzoic acid.
-A commonly used preparation method is to react excess 4-chlorobenzoic acid with anhydrous acetic acid or anhydrous thionyl chloride to produce Bis(4-chlorobenzoic) anhydride.
-The reaction needs to be carried out under an inert atmosphere, and the temperature and reaction time are controlled to increase the yield.
Safety Information:
- Bis(4-chlorobenzoic) anhydride is an organic compound and needs to be handled with care.
-It may have an irritating effect on the eyes, skin and respiratory system, so it is recommended to wear appropriate protective equipment during operation.
-Avoid inhaling dust, contact with skin and eyes.
-Keep away from fire and heat sources during use and storage, and maintain a well-ventilated environment.
-Disposal of waste in accordance with local regulations and do not dump.
Nature:
- Bis(4-chlorobenzoic) anhydride is a white to pale yellow solid.
-Its melting point is about 147-150°C.
-It has lower solubility at room temperature and is easier to dissolve in non-polar solvents.
-It has a pungent smell.
Use:
- Bis(4-chlorobenzoic) anhydride is a commonly used organic synthesis intermediate that can be used to synthesize compounds with important biological activities.
-It can also be used as one of the precursors of fluorescent dyes, and has certain applications in the fields of optoelectronics and material science.
Preparation Method:
- Bis(4-chlorobenzoic) anhydride is mainly prepared by the anhydride reaction of 4-chlorobenzoic acid.
-A commonly used preparation method is to react excess 4-chlorobenzoic acid with anhydrous acetic acid or anhydrous thionyl chloride to produce Bis(4-chlorobenzoic) anhydride.
-The reaction needs to be carried out under an inert atmosphere, and the temperature and reaction time are controlled to increase the yield.
Safety Information:
- Bis(4-chlorobenzoic) anhydride is an organic compound and needs to be handled with care.
-It may have an irritating effect on the eyes, skin and respiratory system, so it is recommended to wear appropriate protective equipment during operation.
-Avoid inhaling dust, contact with skin and eyes.
-Keep away from fire and heat sources during use and storage, and maintain a well-ventilated environment.
-Disposal of waste in accordance with local regulations and do not dump.
Last Update：2024-04-10 22:29:15
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CAS: 790-41-0
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QQ: 3008007409
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CAS: 790-41-0
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
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