1022922-16-2
(2-Chloro-5-(trifluoromethoxy)phenyl)boronicacid
CAS: 1022922-16-2
Molecular Formula: C7H5BClF3O3
1022922-16-2 - Names and Identifiers
1022922-16-2 - Physico-chemical Properties
| Molecular Formula | C7H5BClF3O3 |
| Molar Mass | 240.37 |
| Density | 1.53±0.1 g/cm3(Predicted) |
| Boling Point | 303.9±52.0 °C(Predicted) |
| Appearance | Solid |
| pKa | 7.09±0.58(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
1022922-16-2 - Risk and Safety
| Risk Codes | 25 - Toxic if swallowed |
| Safety Description | 45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2811 6.1 / PGIII |
| HS Code | 29319090 |
| Hazard Class | IRRITANT |
1022922-16-2 - Introduction
2-Chloro-5-trifluoromethoxybenzene boronic acid, chemical formula C7H4ClBF3O2, is an organic boron compound. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: 2-chloro-5-trifluoromethoxybenzeneboronic acid is a white to light yellow solid.
-Melting point: about 140-150 degrees Celsius.
-Solubility: Soluble in organic solvents such as chlorinated methane and dichloromethane, slightly soluble in water.
-Molecular structure: Its molecule contains a benzene ring, in which a chlorine atom and a trifluoromethoxy group are respectively connected to the 2nd and 5th positions.
Use:
-2-Chloro-5-trifluoromethoxybenzeneboronic acid is an important intermediate in the field of organic synthesis and can be used to synthesize other compounds, such as drugs and pesticides.
-It can also be used as a ligand to form a complex with transition metal ions for catalytic reactions.
Preparation Method:
The preparation of-2-chloro-5-trifluoromethoxybenzene boronic acid is usually achieved by chlorination and electrophilic substitution of trifluoromethylphenol.
-First, trifluoromethylphenol is reacted with an electrophile such as thionyl chloride to generate 2-chloro-5-trifluoromethoxybenzene. The reaction is usually carried out at room temperature.
-Then, the obtained 2-chloro-5-trifluoromethoxybenzene is reacted with boric acid to generate the final 2-chloro-5-trifluoromethoxybenzene boronic acid.
Safety Information:
The safety of-2-chloro-5-trifluoromethoxybenzene boronic acid is relatively stable under general use conditions.
-During handling and storage, it is necessary to take appropriate protective measures to avoid direct contact with skin and eyes.
-In industrial production and laboratory operations should comply with the relevant safety procedures and the use of safety equipment.
Nature:
-Appearance: 2-chloro-5-trifluoromethoxybenzeneboronic acid is a white to light yellow solid.
-Melting point: about 140-150 degrees Celsius.
-Solubility: Soluble in organic solvents such as chlorinated methane and dichloromethane, slightly soluble in water.
-Molecular structure: Its molecule contains a benzene ring, in which a chlorine atom and a trifluoromethoxy group are respectively connected to the 2nd and 5th positions.
Use:
-2-Chloro-5-trifluoromethoxybenzeneboronic acid is an important intermediate in the field of organic synthesis and can be used to synthesize other compounds, such as drugs and pesticides.
-It can also be used as a ligand to form a complex with transition metal ions for catalytic reactions.
Preparation Method:
The preparation of-2-chloro-5-trifluoromethoxybenzene boronic acid is usually achieved by chlorination and electrophilic substitution of trifluoromethylphenol.
-First, trifluoromethylphenol is reacted with an electrophile such as thionyl chloride to generate 2-chloro-5-trifluoromethoxybenzene. The reaction is usually carried out at room temperature.
-Then, the obtained 2-chloro-5-trifluoromethoxybenzene is reacted with boric acid to generate the final 2-chloro-5-trifluoromethoxybenzene boronic acid.
Safety Information:
The safety of-2-chloro-5-trifluoromethoxybenzene boronic acid is relatively stable under general use conditions.
-During handling and storage, it is necessary to take appropriate protective measures to avoid direct contact with skin and eyes.
-In industrial production and laboratory operations should comply with the relevant safety procedures and the use of safety equipment.
Last Update：2024-04-09 21:01:54
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View History
1022922-16-2
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