(3,4-Difluorophenyl)boronic acid

Basic Information

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CAS Number

168267-41-2

Molecular Formula

C6H5BF2O2

Molecular Weight

157.91 g/mol

EINECS

736-978-8

Chemical Classification

Fine Chemicals Specialty Chemicals UV Stabilizers

Agricultural Chemicals Pesticides Herbicides

Electronic Chemicals Semiconductor Materials Etchants

Basic Physical Properties

Physical State

White

Melting Point

305-310 °C

Boiling Point

265.4±50.0 °C(Predicted)

Density

1.35±0.1 g/cm3(Predicted)

Flash Point

114.3±30.1 °C

Refractive Index

1.493

SMILES

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OB(O)c1ccc(F)c(F)c1

InChI

InChI=1S/C6H5BF2O2/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,10-11H

InChIKey

RMGYQBHKEWWTOY-UHFFFAOYSA-N

LogP

-0.35540000000000016

pKa

7.59±0.10(Predicted)

Topological Polar Surface Area

40.46 Å²

Hydrogen Bond Donor/Acceptor

2 / 2

Complexity

134

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Synonyms & References

English

3,4-DIFLUOROBENZENE BORONIC ACID
3,4-DIFLUOROPHENYLBORONICACID
3,4-Difluorophenylbo
3,4-Difluorophenylboronic acid, May contain varying amounts of anhydride, 97%
3,4-Difluorophenylboronic acid ,98%
3,4-Difluorophenylboronic acid,97%
dihydroxy(3,4-difluorophenyl)borane
3,4-DIFLUOROPHENYLBORONIC ACID FOR SYNTH
Boronic acid, B-(3,4-difluorophenyl)-
3,4-Difluorophenylboronic acid
AKOS BRN-0090
3,4-Difluorophenylboronic Acid (contains varying a mounts of Anhydride)
(3,4-difluorophenyl)boronic acid
3,4-Difluorobenzenebornoic acid
3,4-Difluorobenzeneboronic Acid (contains varying a mounts of Anhydride)
RARECHEM AH PB 0169
3,4-Difluorophenylboric acid
3,4-DIFLUOROPHENYLBORNIC ACID
3.4-Difloromethylboronic acid
3,4-FLUOROBENZENE BORONIC ACID
3,4-DIFKUORO PHENYLBORONIC ACID
3,4-Difluorobenzeneboronic acid
(3,4-Difluorophenyl)Boranediol
3,4-difluoro phenylboronic acid
3,4-difluorophenyl boronic acid
3,4-Difluorophenylboronicacid
3,4-difluoro phenylboric acid
BORONIC ACID, (3,4-DIFLUOROPHENYL)-
PubChem1821

MDL Number

MFCD00807405

EC Number

736-978-8

Customs Code

29319090

FAQ

What are the physical and chemical properties of (3,4-Difluorophenyl)boronic acid (CAS: 168267-41-2)?

(3,4-Difluorophenyl)boronic acid is a colorless solid with a crystalline form. Its molecular weight is approximately 204.07 g/mol. It is slightly soluble in water but more soluble in organic solvents. Chemically, it is an acid and can undergo reactions such as esterification and nucleophilic substitution.

How is (3,4-Difluorophenyl)boronic acid (CAS: 168267-41-2) typically synthesized?

(3,4-Difluorophenyl)boronic acid can be synthesized via the Suzuki coupling reaction using 3,4-difluorophenyl boronic pinacol ester and a palladium catalyst. The reaction typically yields the desired product with good selectivity and moderate to high efficiency.

What industries use (3,4-Difluorophenyl)boronic acid (CAS: 168267-41-2)?

(3,4-Difluorophenyl)boronic acid finds applications in pharmaceuticals, where it is used in the synthesis of drug intermediates, and in polymer science, where it serves as a monomer or cross-linking agent. It is also utilized in the development of sensors and semiconductors.

What precautions should be taken when handling (3,4-Difluorophenyl)boronic acid (CAS: 168267-41-2)?

When handling (3,4-Difluorophenyl)boronic acid, it is important to use appropriatePersonal Protective Equipment (PPE) such as gloves, goggles, and lab coats. Work should be done in a well-ventilated area or within a fume hood. Spills should be cleaned up immediately using appropriate safety measures. Always consult the Safety Data Sheet (SDS) for specific handling instructions.