Boronic acid, B-(2,5-dimethylphenyl)- - Names and Identifiers
Boronic acid, B-(2,5-dimethylphenyl)- - Physico-chemical Properties
Molecular Formula | C8H11BO2
|
Molar Mass | 149.98 |
Density | 1.07±0.1 g/cm3(Predicted) |
Melting Point | 186-191 °C (lit.) |
Boling Point | 305.1±52.0 °C(Predicted) |
Flash Point | 138.3°C |
Solubility | DMSO (Slightly), Methanol (Slightly) |
Vapor Presure | 0.000367mmHg at 25°C |
Appearance | Crystallization |
Color | White |
BRN | 3241785 |
pKa | 8.70±0.58(Predicted) |
Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
Refractive Index | 1.523 |
MDL | MFCD01863525 |
Boronic acid, B-(2,5-dimethylphenyl)- - Risk and Safety
Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin.
R22 - Harmful if swallowed
|
Safety Description | S37/39 - Wear suitable gloves and eye/face protection
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37 - Wear suitable protective clothing and gloves.
|
WGK Germany | 3 |
HS Code | 29163990 |
Hazard Class | IRRITANT |
Boronic acid, B-(2,5-dimethylphenyl)- - Introduction
2,5-Dimethylbenzeneboronic acid is an organic compound with the chemical formula C8H11BO2. The following is a description of the nature, use, preparation and safety information of 2,5-Dimethylbenzeneboronic acid:
Nature:
-Appearance: 2,5-Dimethylbenzeneboronic acid is a colorless crystalline solid.
-Solubility: It is slightly soluble in water and more soluble in organic solvents such as dimethylformamide (DMF), dimethyl sulfoxide (DMSO), etc.
Use:
- 2,5-Dimethylbenzeneboronic acid is an important organic synthesis intermediate, which can be used to synthesize biologically active molecules and drugs.
-It is often used as a catalyst for Suzuki-Miyaura reactions, which can be used to construct carbon-carbon bonds or carbon-heteroatom bonds.
Preparation Method:
- 2,5-Dimethylbenzeneboronic acid can be prepared by reacting phenylboronic acid with 2,5-dimethylphenyl bromide. The specific synthesis process involves organic synthesis technology and requires the use of appropriate protective measures and experimental equipment.
Safety Information:
- 2,5-Dimethylbenzeneboronic acid has low toxicity, but it is still necessary to follow appropriate laboratory operations and safety and health regulations.
-Avoid contact with skin and eyes during operation, and use respiratory protection equipment.
-When conducting experiments, operate in a well-ventilated environment to avoid inhaling dust or steam.
-When using and storing, keep it in a dry, cool place, away from fire and oxidizing agents.
-If exposed or inhaled, seek medical attention immediately and show your doctor safety information.
Last Update:2024-04-09 02:00:48