Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

34881-M

Sigma-Aldrich

Acetonitrile

≥99.8% (GC), suitable for HPLC-GC, HPLC

Synonym(s):

ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
CH3CN
CAS Number:
Molecular Weight:
41.05
Beilstein/REAXYS Number:
741857
EC Number:
MDL number:
UNSPSC Code:
12190000
eCl@ss:
39031501
PubChem Substance ID:
NACRES:
NA.03

product name

Acetonitrile, suitable for HPLC-GC, ≥99.8% (GC)

grade

HPLC grade

vapor density

1.41 (vs air)

vapor pressure

72.8 mmHg ( 20 °C)

assay

≥99.8% (GC)

form

liquid

autoignition temp.

973 °F

expl. lim.

16 %

technique(s)

HPLC-GC: suitable
HPLC: suitable

impurities

≤0.0005% non-volatile matter
≤0.001% free acid (as CH3COOH)
≤0.1% water (Karl Fischer)

transmittance

200 nm, ≥50%
220 nm, ≥90%
240 nm, ≥99%

refractive index

n20/D 1.344 (lit.)

bp

81-82 °C (lit.)

mp

−45 °C (lit.)

solubility

water: soluble

density

0.786 g/mL at 25 °C (lit.)

application(s)

general analytical

format

neat

SMILES string

CC#N

InChI

1S/C2H3N/c1-2-3/h1H3

InChI key

WEVYAHXRMPXWCK-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

Acetonitrile (MeCN) may be used as an extraction solvent during the quantification of pesticide residues in fruits and vegetables.

Other Notes

Important notice
  • The article number 34881-6X1L-M will be discontinued. Please order the single bottle 34881-1L-M which is physically identical with the same exact specifications.

Recommended products

Discover LiChropur reagents ideal for HPLC or LC-MS analysis

pictograms

FlameExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk_germany

WGK 2

flash_point_f

35.6 °F - closed cup

flash_point_c

2 °C - closed cup


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service