Merck
All Photos(3)

317195

Sigma-Aldrich

p-Xylene

suitable for HPLC, ≥99%

Synonym(s):
1,4-Dimethylbenzene
Linear Formula:
C6H4(CH3)2
CAS Number:
Molecular Weight:
106.17
Beilstein:
1901563
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

Quality Level

vapor density

3.7 (vs air)

vapor pressure

9 mmHg ( 20 °C)

assay

≥99%

form

liquid

autoignition temp.

984 °F

expl. lim.

7 %

technique(s)

HPLC: suitable

impurities

<0.030% water

evapn. residue

<0.0005%

refractive index

n20/D 1.495 (lit.)

bp

138 °C (lit.)

mp

12-13 °C (lit.)

solubility

water: soluble 0.2 g/L

density

0.861 g/mL at 20 °C (lit.)

λ

H2O reference

UV absorption

λ: 294 nm Amax: 1.00
λ: 320 nm Amax: 0.10
λ: 350 nm Amax: 0.05
λ: 380-400 nm Amax: 0.01

application(s)

food and beverages

SMILES string

Cc1ccc(C)cc1

InChI

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

InChI key

URLKBWYHVLBVBO-UHFFFAOYSA-N

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Packaging

1, 2 L in glass bottle
100 mL 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)

80.6 °F - closed cup

Flash Point(C)

27 °C - closed cup

Certificate of Analysis

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Certificate of Origin

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