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Key Documents

115495

Sigma-Aldrich

4,4′-Difluorobenzophenone

99%

Synonym(s):

Bis(4-fluorophenyl) ketone, Bis(4-fluorophenyl)methanone

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About This Item

Linear Formula:
(FC6H4)2CO
CAS Number:
Molecular Weight:
218.20
Beilstein:
516231
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

99%

form

solid

mp

102-105 °C (lit.)

functional group

fluoro
ketone

SMILES string

Fc1ccc(cc1)C(=O)c2ccc(F)cc2

InChI

1S/C13H8F2O/c14-11-5-1-9(2-6-11)13(16)10-3-7-12(15)8-4-10/h1-8H

InChI key

LSQARZALBDFYQZ-UHFFFAOYSA-N

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Application

4,4′-Difluorobenzophenone has been used in the study of thermal stability, water uptake and proton conductivity of carboxylated, carboxylated/sulfonated, and crosslinked membranes.

Pictograms

Exclamation markEnvironment

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

305.6 °F - Pensky-Martens closed cup

Flash Point(C)

152 °C - Pensky-Martens closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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