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Key Documents

8.40056

Sigma-Aldrich

4,4′-Difluorodiphenylmethane

for synthesis

Synonym(s):

4,4′-Difluorodiphenylmethane, Bis(4-fluorophenyl)methane

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About This Item

CAS Number:
457-68-1
Molecular Weight:
204.22
UNSPSC Code:
12352101
EC Index Number:
207-274-2
NACRES:
NA.22

Quality Level

200

form

liquid

bp

265 °C

density

1.16 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C13H10F2/c14-12-5-1-10(2-6-12)9-11-3-7-13(15)8-4-11/h1-8H,9H2

InChI key

DXQVFHQUHOFROC-UHFFFAOYSA-N

General description

for synthesis

Application

4,4′-Difluorodiphenylmethane for synthesis. CAS 457-68-1, molar mass 204.22 g/mol.

Analysis Note

Assay (GC, area%)≥ 98.0 % (a/a)Density (d 20 °C/ 4 °C)1.157 - 1.161Identity (IR)passes test

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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