68716-51-8

68716-51-8 - Names and Identifiers

Name	2-(3,5-dichlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Synonyms	5-Dichlorophenyl)-4 2-(3,5-Dichlorophenyl) 1,3-Dichloro-5-(pinacolboryl)benzene 3,5-Dichlorophenylboronic acid pinacol ester 3,5-Dichlorobenzeneboronic acid pinacol ester 3,5-DICHLOROPHENYLBORONIC ACID, PINACOL ESTER 2-(3,5-Dichlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-(3,5-DICHLOROPHENYL)-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE 2-(3,5-dichlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 1,3,2-Dioxaborolane,2-(3,5-dichlorophenyl)-4,4,5,5-tetraMethyl- 1,3,2-Dioxaborolane, 2-(3,5-dichlorophenyl)-4,4,5,5-tetramethyl-
CAS	68716-51-8
InChI	InChI=1/C12H15BCl2O2/c1-11(2)12(3,4)17-13(16-11)8-5-9(14)7-10(15)6-8/h5-7H,1-4H3

68716-51-8 - Physico-chemical Properties

Molecular Formula	C12H15BCl2O2
Molar Mass	272.96
Density	1.20±0.1 g/cm3(Predicted)
Melting Point	51.0 to 55.0 °C
Boling Point	351.1±32.0 °C(Predicted)
Flash Point	166.1°C
Solubility	soluble in Methanol
Vapor Presure	8.51E-05mmHg at 25°C
Appearance	powder to crystal
Color	White to Almost white
Storage Condition	under inert gas (nitrogen or Argon) at 2-8°C
Refractive Index	1.52
MDL	MFCD05863906

68716-51-8 - Risk and Safety

Hazard Symbols	Xn - Harmful
Risk Codes	22 - Harmful if swallowed
WGK Germany	3

68716-51-8 - Introduction

2-(3,5-dichlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is an organic compound with the chemical formula C12H15BCl2O2, also known as DPB-pynolol ester. The following is its nature, use, preparation and safety information:

1. nature:
-Appearance: Colorless to light yellow liquid
-Melting point: about -50 ℃
-Boiling point: about 130-135 ℃
-Solubility: Soluble in some organic solvents, such as ethanol, dimethylformamide, etc.

2. use:
-DPBinanol ester is an important organic synthesis intermediate that can be used to synthesize biologically active compounds.
-It can also be used as a functional monomer in materials science, participate in polymerization reactions, and be used to prepare polymer materials with specific properties.

3. Preparation method:
- 2-(3,5-dichlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is usually obtained by reacting a boronic acid on the benzene ring with a sterol ester.
-The reaction conditions require an inert atmosphere and an appropriate temperature. The common reaction solvent is ethylene glycol dimethyl ether or tetrahydrofuran.

4. Safety Information:
-The specific safety information of DPB naphthalene ester needs to be evaluated according to the safety data sheet provided by the manufacturer. In general, however, chemicals need to be used in accordance with appropriate laboratory practices and personal protective measures to avoid skin contact and inhalation. At the same time, the compound should be stored and handled properly to prevent pollution or danger to the environment.

Last Update：2024-04-10 22:29:15