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Safety Information

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

Signal Word

Warning

Hazard Statements

Hazard Classifications

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

239.0 °F - closed cup

Flash Point(C)

115 °C - closed cup


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PRTR

Class II Designated Chemical Substances

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names


Certificates of Analysis (COA)

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