4-Mercaptophenylboronic Acid (contains varying amounts of Anhydride) - Names and Identifiers
4-Mercaptophenylboronic Acid (contains varying amounts of Anhydride) - Physico-chemical Properties
Molecular Formula | C6H7BO2S
|
Molar Mass | 153.99 |
Density | 1.27±0.1 g/cm3(Predicted) |
Melting Point | >230 °C (lit.) |
Boling Point | 329.4±44.0 °C(Predicted) |
Flash Point | 153°C |
Vapor Presure | 7.17E-05mmHg at 25°C |
pKa | 6.20±0.10(Predicted) |
Storage Condition | Inert atmosphere,Store in freezer, under -20°C |
Refractive Index | 1.594 |
4-Mercaptophenylboronic Acid (contains varying amounts of Anhydride) - Risk and Safety
Safety Description | 24/25 - Avoid contact with skin and eyes.
|
WGK Germany | 3 |
HS Code | 29319090 |
4-Mercaptophenylboronic Acid (contains varying amounts of Anhydride) - Introduction
4-Mercaptophenylboronic acid is an organic compound with the chemical formula C6H6B(OH)S. The following is a description of the nature, use, preparation and safety information of 4-Mercaptophenylboronic acid:
Nature:
1. Appearance: 4-Mercaptophenylboronic acid is white to yellowish crystalline powder.
2. Solubility: Soluble in water, soluble in organic solvents such as chloroform, dimethylformamide, etc.
3. Stability: 4-Mercaptophenylboronic acid is relatively stable at room temperature, but it may decompose under high temperature or light.
Use:
1. 4-Mercaptophenylboronic acid is commonly used as an intermediate in organic synthesis. It can be used as a ligand or reagent to catalyze or participate in various organic reactions, such as Suzuki coupling reaction, reduction reaction, etc.
2. 4-Mercaptophenylboronic acid can also be used to construct metal-organic framework materials and complexes.
Method:
4-Mercaptophenylboronic acid can be synthesized by the following steps:
1.4-nitrobenzene boronic acid reacts with sodium hydrosulfide to generate 4-sulfo hydroxy benzene boronic acid.
2. 4-thiophenylboronic acid is converted into 4-Mercaptophenylboronic acid by reduction reaction.
Safety Information:
1. 4-Mercaptophenylboronic acid is an organic compound that needs to comply with general laboratory safety practices when used.
2. 4-Mercaptophenylboronic acid is a chemical that is irritating to the eyes and skin. Appropriate protective measures should be taken when contacting it, such as wearing chemically corrosive protective glasses and gloves.
3. Avoid inhaling 4-Mercaptophenylboronic acid dust and ensure that it is used in a well-ventilated place. If inhaled or ingested by mistake, seek medical attention immediately.
Last Update:2024-04-10 22:29:15