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Alfa Aesar™ 4,4'-Difluorobenzil, 99%

Manufacturer:  Alfa Aesar™ A1155006

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Catalog No. AAA1155006



Description

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.
Specifications

Specifications

4,4'-Difluorobenzil
5g
C14H8F2O2
1971736
BRKULQOUSCHDGS-UHFFFAOYSA-N
1,2-bis(4-fluorophenyl)ethane-1,2-dione
123072
99%
120°C to 122°C
579-39-5
MFCD00134541
4,4'-difluorobenzil, 1,2-bis 4-fluorophenyl ethane-1,2-dione, ethanedione, bis 4-fluorophenyl, 4,4'-difluorodibenzoyl, 1,2-ethanedione, 1,2-bis 4-fluorophenyl, bis 4-fluorophenyl ethane-1,2-dione, difluorobenzil, 4,4'difluorobenzil, pubchem7683, acmc-1aylx
C1=CC(=CC=C1C(=O)C(=O)C2=CC=C(C=C2)F)F
246.213
246.22

Chemical Identifiers

579-39-5
246.213
BRKULQOUSCHDGS-UHFFFAOYSA-N
123072
C1=CC(=CC=C1C(=O)C(=O)C2=CC=C(C=C2)F)F
C14H8F2O2
MFCD00134541
4,4'-difluorobenzil, 1,2-bis 4-fluorophenyl ethane-1,2-dione, ethanedione, bis 4-fluorophenyl, 4,4'-difluorodibenzoyl, 1,2-ethanedione, 1,2-bis 4-fluorophenyl, bis 4-fluorophenyl ethane-1,2-dione, difluorobenzil, 4,4'difluorobenzil, pubchem7683, acmc-1aylx
1,2-bis(4-fluorophenyl)ethane-1,2-dione
Safety and Handling

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

SDS Documents