2,3,4-Trifluorophenylboronic acid - Names and Identifiers
Name | 2,3,4-Trifluorophenylboronic acid
|
Synonyms | AKOS BRN-0574 AKOS BRN-0482 RARECHEM AH PB 0122 2,3,4-Trifluorphenylboronic acid 2,3,4-Trifluorophenylboronic acid 4,5,6-Trifluorophenylboronic acid 2,3,4-TRIFLUOROPHENYLBORONIC ACID BORONICACID, B-(2,3,4-TRIFLUOROPHENYL)- 2-CHLORO-4-(TRIFLUOROMETHYL)BENZENEBORONIC ACID
|
CAS | 226396-32-3
|
EINECS | 672-604-8 |
InChI | InChI=1/C6H4BF3O2/c8-4-2-1-3(7(11)12)5(9)6(4)10/h1-2,11-12H |
2,3,4-Trifluorophenylboronic acid - Physico-chemical Properties
Molecular Formula | C6H4BF3O2
|
Molar Mass | 175.9 |
Density | 1.44g/cm3 |
Melting Point | 229-235°C(lit.) |
Boling Point | 260.2°C at 760 mmHg |
Flash Point | 111.2°C |
Vapor Presure | 0.00629mmHg at 25°C |
Appearance | White solid |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
Refractive Index | 1.465 |
MDL | MFCD01863168 |
2,3,4-Trifluorophenylboronic acid - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin.
R36 - Irritating to the eyes
|
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 | 29319090 |
Hazard Class | IRRITANT |
2,3,4-Trifluorophenylboronic acid - Introduction
2,3,4-Trifluorophenylboronic acid is an organic compound with the chemical formula C6H3BF3O2. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: 2,3,4-Trifluorophenylboronic acid is a white crystalline solid.
-Melting point: About 110-115 degrees Celsius.
-Solubility: The compound is soluble in alcohol, ether and dimethylformamide.
-Stability: 2,3,4-Trifluorophenylboronic acid is relatively stable under regular experimental conditions.
Use:
- 2,3,4-Trifluorophenylboronic acid is commonly used as a reagent in organic synthesis and can be used to synthesize various organic compounds.
-It can be used as an important boron reagent in synthesis reactions such as Suzuki coupling reactions.
Method:
-The preparation of 2,3,4-Trifluorophenylboronic acid can be completed by the following steps:
1. First, benzoic acid and boric acid are reacted in the presence of sodium hydroxide at a molar ratio of 1:1 to generate Phenylboronic acid.
2. Then, Phenylboronic acid is reacted with trifluorocarbonyl chloride to obtain 2,3,4-Trifluorophenylboronic acid.
Safety Information:
- 2,3,4-Trifluorophenylboronic acid is relatively stable under general laboratory conditions, but contact with strong oxidants, acids or bases and other strong reactants should be avoided.
-Wear appropriate personal protective equipment such as gloves, glasses and lab coat when using the compound.
-When using the compound, you should pay attention to follow the correct operation method and follow the relevant safety operation procedures.
Last Update:2024-04-10 22:29:15