867256-77-7

867256-77-7 - Names and Identifiers

Name	2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid
Synonyms	LogP 4-CarBoxy-3-fluoroBenzeneBoronicacid,pinacolester 4-Carboxy-3-Fluorobenzeneboronicacid,Pinacolester 2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benz... 2-fluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid 2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid Benzoic acid, 2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- 2-fluoro-4-(hydroxy((3-hydroxy-2,3-dimethylbutan-2-yl)oxy)boryl)benzoic acid
CAS	867256-77-7
InChI	InChI=1/C13H16BFO4/c1-12(2)13(3,4)19-14(18-12)8-5-6-9(11(16)17)10(15)7-8/h5-7H,1-4H3,(H,16,17)

867256-77-7 - Physico-chemical Properties

Molecular Formula	C13H16BFO4
Molar Mass	266.07
Density	1.20±0.1 g/cm3(Predicted)
Melting Point	289-295℃
Boling Point	377.6±32.0 °C(Predicted)
Flash Point	182.2°C
Vapor Presure	2.25E-06mmHg at 25°C
pKa	3.16±0.10(Predicted)
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.509

867256-77-7 - Risk and Safety

Hazard Symbols

Xi - Irritant

867256-77-7 - Introduction

2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid, also known as 2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid, is an organic compound. The following is a description of its nature, use, preparation and safety information:

Nature:
-Molecular formula: C15H17BFO4
-Molecular weight: 292.11g/mol
-Appearance: White solid
-Melting point: about 140-145 degrees Celsius
-Stability: Stable at room temperature, but need to avoid light and moisture

Use:
- 2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid is often used in the field of organic synthesis as an important intermediate.
-It can be used to prepare drugs, pesticides and other organic compounds.

Preparation Method:
2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid can be prepared by the following steps:
1. Under anhydrous conditions, pinacol (4,4,5,5-tetramethyl -1,3,2-dioxopanel -2-ol) is reacted with triphenylphosphine and potassium iodide to obtain the derivative of pinacol.
2. the derivative is reacted with iodobenzene to obtain the corresponding aryl halide.
3. finally, the aryl halide is reacted with sodium fluoride to complete the fluorylation reaction to obtain 2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid.

Safety Information:
- 2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid is less toxic and dangerous under normal operating conditions.
-However, care should be taken to avoid contact with skin, eyes and inhalation of dust.
-General laboratory safety practices such as wearing gloves, glasses and protective clothing should be followed during use.
-After disposal, waste and residues should be disposed of properly and in accordance with relevant regulations.

Last Update：2024-04-09 21:00:56