Merck
All Photos(1)

295884

Supelco

o-Xylene

suitable for HPLC, 98%

Synonym(s):
1,2-Dimethylbenzene
Linear Formula:
C6H4(CH3)2
CAS Number:
Molecular Weight:
106.17
Beilstein:
1815558
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

vapor density

3.7 (vs air)

Quality Level

vapor pressure

<0.1 atm ( 21.1 °C)
16 mmHg ( 37.7 °C)
7 mmHg ( 20 °C)

assay

98%

form

liquid

autoignition temp.

867 °F

purified by

glass distillation

expl. lim.

7 %

technique(s)

HPLC: suitable

impurities

<0.020% water

evapn. residue

<0.0003%

refractive index

n20/D 1.505 (lit.)

bp

143-145 °C (lit.)

mp

-26--23 °C (lit.)

solubility

water: soluble 0.1705 g/L at 25 °C

density

0.879 g/mL at 20 °C (lit.)

λ

H2O reference

UV absorption

λ: 288 nm Amax: 1.00
λ: 300 nm Amax: 0.40
λ: 325 nm Amax: 0.05
λ: 350-400 nm Amax: 0.01

application(s)

food and beverages

SMILES string

Cc1ccccc1C

InChI

1S/C8H10/c1-7-5-3-4-6-8(7)2/h3-6H,1-2H3

InChI key

CTQNGGLPUBDAKN-UHFFFAOYSA-N

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Packaging

100 mL in glass bottle
1, 2 L in glass bottle

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Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

89.6 °F - closed cup

Flash Point(C)

32.0 °C - closed cup

Certificate of Analysis

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Certificate of Origin

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