(3-METHYLBUTYL)BORONIC ACID - Names and Identifiers
(3-METHYLBUTYL)BORONIC ACID - Physico-chemical Properties
Molecular Formula | C5H13BO2
|
Molar Mass | 115.97 |
Density | 0.903±0.06 g/cm3(Predicted) |
Melting Point | 80-91°C |
Boling Point | 199.7±23.0 °C(Predicted) |
Flash Point | 74.6°C |
Vapor Presure | 0.0844mmHg at 25°C |
pKa | 10.37±0.43(Predicted) |
Storage Condition | Inert atmosphere,Store in freezer, under -20°C |
Refractive Index | 1.407 |
(3-METHYLBUTYL)BORONIC ACID - Risk and Safety
Safety Description | 24/25 - Avoid contact with skin and eyes.
|
WGK Germany | 3 |
HS Code | 29319090 |
(3-METHYLBUTYL)BORONIC ACID - Introduction
(3-methylbutyl)boronic acid is an organic boron compound whose chemical formula is C8H17BO2. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance:(3-methylbutyl)boronic acid is a colorless or white solid.
-melting point: its melting point range is generally 60-70 ℃.
-Solubility: It is insoluble in water, but can be dissolved in organic solvents, such as chloroform, methanol and dichloromethane.
Use:
-Organic synthesis:(3-methylbutyl)boronic acid is an important organic synthesis intermediate, often used to introduce alkyl boronic acid groups in synthetic compounds. It can be used as a substrate for palladium-catalyzed coupling reactions such as Suzuki reaction and Negishi reaction.
-Drug synthesis: It has a wide range of applications in drug synthesis, and can be used to synthesize anti-cancer drugs, antiviral drugs and antibacterial drugs.
Preparation Method:
(3-methylbutyl)boronic acid can be prepared by the following methods:
1. In the presence of magnesium hydroxide, 3-methyl -1-butanol is reacted with ethyl borate.
2. can use Grignard reagent (Grignard reagent) or lithium compound in the presence of boric acid and 3-methyl -1-butyl halide reaction preparation.
Safety Information:
(3-methylbutyl)boronic acid is a relatively safe compound under normal laboratory conditions. However, in case of contact with eyes, skin or inhalation of gas, rinse immediately with plenty of water and seek medical assistance. In addition, good laboratory safety practices should be observed during operation, including wearing appropriate personal protective equipment, such as laboratory gloves and protective glasses.
Last Update:2024-04-09 20:52:54