2,5-Dichlorophenylboronic - Names and Identifiers
2,5-Dichlorophenylboronic - Physico-chemical Properties
Molecular Formula | C6H5BCl2O2
|
Molar Mass | 190.82 |
Density | 1.47±0.1 g/cm3(Predicted) |
Melting Point | 150°C(lit.) |
Boling Point | 343.6±52.0 °C(Predicted) |
Flash Point | 161.6°C |
Solubility | Acetone (Slightly), Methanol (Slightly) |
Vapor Presure | 2.65E-05mmHg at 25°C |
Appearance | White powder |
Color | White to off-white |
BRN | 4801290 |
pKa | 7.26±0.58(Predicted) |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
Refractive Index | 1.577 |
MDL | MFCD01863182 |
2,5-Dichlorophenylboronic - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | 36/37/38 - 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.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S36 - Wear suitable protective clothing.
|
WGK Germany | 3 |
HS Code | 29163990 |
Hazard Class | IRRITANT |
2,5-Dichlorophenylboronic - Introduction
2,5-Dichlorobenzeneboronic acid is an organoboron compound with the chemical formula C6H4Cl2BO2. The following is an introduction to the nature, use, preparation and safety information of 2,5-dichlorobenzeneboronic acid:
Nature:
-Appearance: 2,5-dichlorobenzeneboronic acid is a white crystalline solid.
-Solubility: 2,5-dichlorobenzeneboronic acid is soluble in common organic solvents such as methanol, ethanol and dichloromethane, but has low solubility in water.
-Stability: 2,5-dichlorophenylboronic acid has certain thermal stability, but it will decompose at high temperatures.
Use:
-Catalyst: 2,5-dichlorophenylboronic acid can be used as a catalyst in organic synthesis for a series of organic reactions, such as the reaction of carboxylic acids with nucleophiles, C- C bond building reactions, etc.
-Ligand: 2,5-dichlorobenzeneboronic acid can also be used as a ligand to form complexes with transition metals and play an important role.
Preparation Method:
- 2,5-dichlorobenzeneboronic acid is usually prepared by the reaction of phenylboronic acid with thionyl chloride.
Safety Information:
- 2,5-dichlorobenzeneboronic acid is generally safe under normal use conditions, but the following points still need to be noted:
-2,5-dichlorobenzeneboronic acid has a certain irritation, and it should be rinsed with water immediately after contact with skin and eyes.
-Avoid inhaling its dust during use and maintain good ventilation.
-2,5-dichlorobenzene boric acid will decompose at high temperatures to produce harmful gases, so avoid exposure to high temperature fire sources.
-During storage and carrying, care should be taken to avoid contact with oxidants and acidic substances.
In general, 2,5-dichlorobenzeneboronic acid is a commonly used organic synthesis reagent with a wide range of uses. Pay attention to reasonable operation and comply with safety regulations when using.
Last Update:2024-04-10 22:29:15