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34442

Sigma-Aldrich

Acetonitrile

≥99.9% (GC), suitable for cDNA synthesis, DNA synthesis

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

vapor density

1.41 (vs air)

Quality Level

vapor pressure

72.8 mmHg ( 20 °C)

assay

≥99.9% (GC)

form

liquid

autoignition temp.

973 °F

expl. lim.

16 %

technique(s)

DNA synthesis: suitable
cDNA synthesis: suitable

impurities

≤0.0001% free alkali (as NH3)
≤0.001% free acid (as CH3COOH)
≤0.001% water (Karl Fischer)

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.)

format

neat

SMILES string

CC#N

InChI

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

InChI key

WEVYAHXRMPXWCK-UHFFFAOYSA-N

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Application


  • Modified QuEChERS method combined with ultra-performance liquid chromatography-tandem mass spectrometry: This research utilizes acetonitrile′s excellent solvent properties for the detection of cyclopiazonic acid in feeds. The method enhances the efficiency and accuracy of chemical analyses in food safety, demonstrating acetonitrile′s pivotal role in ensuring the quality of agricultural products (Peng et al., 2024).

  • Liquid Chromatographic Enantioseparation of Newly Synthesized Fluorinated Tryptophan Analogs: Highlighting its use in pharmaceutical research, acetonitrile is employed in the chromatographic enantioseparation of complex amino acids, essential for drug development and molecular pharmacology studies (Tanács et al., 2024).

  • Synthesis and Application of 1,8-Naphthalimide Derivatives Fluorescent Probe: Acetonitrile′s versatility is showcased in the synthesis of fluorescent probes for environmental monitoring. Its application in detecting and measuring environmental pollutants highlights its significant impact on ecological research and safety (Negi et al., 2024).

Other Notes

The article number 34442-4X2.5L will be discontinued. Please order the single bottle 34442-2.5L which is physically identical with the same exact specifications.

pictograms

FlameExclamation mark

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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

2.0 °C - closed cup


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