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Key Documents

8.20978

Sigma-Aldrich

Diphenyl ether

for synthesis

Synonym(s):

Diphenyl ether, Phenyl ether, Diphenyl oxide

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About This Item

Linear Formula:
(C6H5)2O
CAS Number:
Molecular Weight:
170.21
MDL number:
UNSPSC Code:
12352112
EC Index Number:
202-981-2
NACRES:
NA.22

vapor pressure

0.05 hPa ( 20 °C)

Quality Level

assay

≥98.0% (GC)

form

solid

autoignition temp.

610 °C

potency

2450 mg/kg LD50, oral (Rat)
>7940 mg/kg LD50, skin (Rabbit)

expl. lim.

0.8-1.5 % (v/v)

bp

259 °C/1013 hPa

mp

24-27 °C

transition temp

flash point 115 °C

solubility

0.018 g/L

density

1.07 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C12H10O/c1-3-7-11(8-4-1)13-12-9-5-2-6-10-12/h1-10H

InChI key

USIUVYZYUHIAEV-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 24 °C
Melting range (upper value): ≤ 28 °C
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

pictograms

Exclamation markEnvironment

signalword

Warning

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 2 - Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

239.0 °F - closed cup

flash_point_c

115 °C - closed cup


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