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Alfa Aesar™ 4,4'-Difluorobenzil, 99%

$31.09 - $467.95

Chemical Identifiers

CAS 579-39-5
Molecular Formula C14H8F2O2
Formula Weight 246.22
MDL Number MFCD00134541
Beilstein 1971736
Synonym 4,4'-Difluorodibenzoyl
Chemical Name or Material 4,4'-Difluorobenzil
View More Specs


Products ${productFamilyLength}
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AAA1155003 SDS Alfa Aesar™
A1155003
1g Each for $31.09
AAA1155006 SDS Alfa Aesar™
A1155006
5g Each for $104.53
AAA1155014 SDS Alfa Aesar™
A1155014
25g Each for $467.95
Specifications

Description

Applications
4,4′-Difluorobenzil is used in the preparation of 2,3-bis(4-fluorophenyl)thieno[3,4-b]pyrazine. It is also used in the synthesis of poly(ether-α-diketone)s, via nucleophilic substitution reaction with bisphenol A, 4,4′-difluoro-2,3-diphenylpyrazine (DPPF) and 4,4′-difluoro-5-methyl 2,3-diphenylpyrazine (MDPPF), via direct condensation with ethylenediamine and 1,2-diaminopropane, respectively, 2,3-bis(4-fluorophenyl)quinoxaline, via direct condensation with 1,2-phenylenediamine.

Solubility
Soluble in water.

Notes
Store in a cool, dry, well-ventilated area away from incompatible substances such as oxidizing agents.
Description & Specifications

Chemical Identifiers

579-39-5
246.22
1971736
4,4'-Difluorobenzil
C14H8F2O2
MFCD00134541
4,4'-Difluorodibenzoyl

Specifications

120° to 122°C
579-39-5
246.22
1971736
4,4'-Difluorobenzil
1g
C14H8F2O2
MFCD00134541
4,4'-Difluorodibenzoyl
99%

Safety and Handling

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Warning

TSCA : TSCA