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Merck

95670

m-Xylene

analytical standard

Synonym(s):

1,3-Dimethylbenzene

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About This Item

Linear Formula:
C6H4(CH3)2
CAS Number:
108-38-3
Molecular Weight:
106.17
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329770476
EC Number:
203-576-3
Beilstein/REAXYS Number:
605441
MDL number:
MFCD00008536

Key Documents

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grade

analytical standard

Quality Level

100

vapor density

3.7 (vs air)

assay

≥99.5% (GC)

autoignition temp.

982 °F

shelf life

limited shelf life, expiry date on the label

expl. lim.

7 %

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

refractive index

n20/D 1.497

bp

138-139 °C (lit.)

mp

−48 °C (lit.)

density

0.868 g/mL at 25 °C (lit.)

application(s)

environmental

format

neat

SMILES string

Cc1cccc(C)c1

InChI

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

InChI key

IVSZLXZYQVIEFR-UHFFFAOYSA-N

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General description

m-Xylene is an aromatic liquid , which is an isomeric form of xylene.
m-Xylene is an environmental pollutant belonging to the class of volatile organic compounds. It is emitted from a variety of sources including adhesives, degreasing agents, combustion products of wood and fuels, industrial paints, aerosols, etc.
m-Xylene is an aromatic liquid, which is an isomeric form of xylene.

Application

m-Xylene may be used as an analytical reference standard for the quantification of the analyte in occupational environmental samples and groundwater samples using gas chromatography technique with different modes of detection.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

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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

3 - Flammable liquids

wgk

WGK 2

flash_point_f

80.6 °F - closed cup

flash_point_c

27 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

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Toxics A to Z: A Guide to Everyday Pollution Hazards (1991)
Toxics A to Z: A Guide to Everyday Pollution Hazards (1991)
Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens (2017)
Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens (2017)
Separation and determination of benzene, toluene, ethylbenzene and o-xylene compounds in water using directly suspended droplet microextraction coupled with gas chromatography-flame ionization detector.
Sarafraz-Yazdi, et al.
Talanta, 78(3), 936-941 (2009)
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