497181-19-8 - Names and Identifiers
497181-19-8 - Physico-chemical Properties
Molecular Formula | C7H2BrClF2O
|
Molar Mass | 255.44 |
Density | 1.788 |
Boling Point | 222-223 |
Flash Point | >110℃ |
Storage Condition | Sealed in dry,Store in freezer, under -20°C |
Sensitive | IRRITANT |
MDL | MFCD03094086 |
497181-19-8 - Risk and Safety
Risk Codes | R25 - Toxic if swallowed
R34 - Causes burns
|
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
|
UN IDs | UN 3265 8 / PGII |
Hazard Note | Irritant |
497181-19-8 - Introduction
4-Bromo-2,6-difluorobenzoyl chloride is an organic compound whose chemical formula is C7H2BrClF2. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: 4-Bromo-2,6-difluorobenzoyl chloride is a colorless to pale yellow liquid.
-Melting point: approximately -35°C to -33°C.
-Boiling point: about 175 ℃ to 177 ℃.
-Density: about 1.843g/cm³.
-Solubility: Soluble in organic solvents such as chloroform, benzene and dimethylformamide.
-Stability: Stable, but reacts with water to generate harmful gases.
-odor: with a strong pungent odor.
Use:
- 4-Bromo-2,6-difluorobenzoyl chloride is commonly used in aromatic acyl chloride reactions in organic synthesis to introduce aromatic acyl chloride groups into molecules to synthesize a series of organic compounds.
-It can also be used as an intermediate in the preparation of pesticides, medicines and dyes.
Preparation Method:
- 4-Bromo-2,6-difluorobenzoyl chloride is generally prepared by reacting 4-bromo-2, 6-difluorobenzoic acid with thionyl chloride. Specific steps can refer to the organic chemical synthesis manual or professional literature.
Safety Information:
- 4-Bromo-2,6-difluorobenzoyl chloride is a corrosive compound that may pose a health hazard by inhalation, contact with skin, or ingestion.
-Wear appropriate protective equipment such as lab gloves, goggles and protective clothing during operation.
-avoid contact with skin, eyes and respiratory tract, such as accidental contact, should immediately rinse with plenty of water, and medical treatment.
-Operate in a well-ventilated place, away from fire and hot spots.
-Store away from strong oxidants and acids, avoid contact with water, and keep the container sealed.
-Dispose of the waste of this compound according to the correct handling and disposal methods.
Last Update:2024-04-09 02:00:46