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34881

Sigma-Aldrich

Acetonitrile

suitable for HPLC-GC, ≥99.8% (GC)

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Synonym(s):
ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide
Linear Formula:
CH3CN
CAS Number:
Molecular Weight:
41.05
Beilstein:
741857
EC Number:
MDL number:
eCl@ss:
39031501
PubChem Substance ID:
NACRES:
NA.03

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
gas chromatography (GC): 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.)

density

0.786 g/mL at 25 °C (lit.)

application(s)

food and beverages

format

neat

SMILES string

CC#N

InChI

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

InChI key

WEVYAHXRMPXWCK-UHFFFAOYSA-N

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1 of 4

This Item
AX0142AX014534888
Acetonitrile suitable for HPLC-GC, ≥99.8% (GC)

Sigma-Aldrich

34881

Acetonitrile

Acetonitrile gradient grade OmniSolv®

Supelco

AX0142

Acetonitrile

Acetonitrile HPLC, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs

Supelco

AX0145

Acetonitrile

Acetonitrile for HPLC, for UV, ≥99.9% (GC)

Sigma-Aldrich

34888

Acetonitrile

vapor pressure

72.8 mmHg ( 20 °C)

vapor pressure

72.8 mmHg ( 20 °C), 97 hPa ( 20 °C)

vapor pressure

72.8 mmHg ( 20 °C), 97 hPa ( 20 °C)

vapor pressure

72.8 mmHg ( 20 °C)

assay

≥99.8% (GC)

assay

≥99.9% (GC)

assay

≥99.8% (GC)

assay

≥99.9% (GC)

form

liquid

form

liquid

form

liquid

form

liquid

autoignition temp.

973 °F

autoignition temp.

973 °F

autoignition temp.

973 °F

autoignition temp.

973 °F

expl. lim.

16 %

expl. lim.

16 %

expl. lim.

16 %

expl. lim.

16 %

Application

Acetonitrile (MeCN) may be used as an extraction solvent during the quantification of pesticide residues in fruits and vegetables.
Used in the method development for pain panel and illicit drugs in clinical urine samples by LC-MS/MS.
It may be used as an extraction solvent during the quantification of pesticide residues in fruits and vegetables.

Other Notes

Important notice
  • The article number 34881-4X2.5L will be discontinued. Please order the single bottle 34881-2.5L which is physically identical with the same exact specifications.

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Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Classifications

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

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

35.6 °F - closed cup

Flash Point(C)

2.0 °C - closed cup


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Michelangelo Anastassiades et al.
Journal of AOAC International, 86(2), 412-431 (2003-05-02)
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