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34881 Sigma-Aldrich

Acetonitrile

suitable for HPLC-GC, ≥99.8% (GC)

Synonym: ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide

  • CAS Number 75-05-8

  • Linear Formula CH3CN

  • Molecular Weight 41.05

  •  Beilstein/REAXYS Number 741857

  •  EC Number 200-835-2

  •  MDL number MFCD00001878

  •  eCl@ss 39031501

  •  PubChem Substance ID 329755084

  •  NACRES NA.03

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Properties

Related Categories Analytical Reagents, Analytical/Chromatography, Chromatography Reagents & Solvents, HPLC Grade Solvents, HPLC Solvents,
Quality Level   100
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 %
application(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.)
Featured Industry   Food and Beverages
SMILES string   CC#N
InChI   1S/C2H3N/c1-2-3/h1H3
InChI key   WEVYAHXRMPXWCK-UHFFFAOYSA-N

Description

Application

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

Packaging

2.5, 4×2.5 L in glass bottle

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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Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 1648 3 / PGII
WGK Germany 
WGK 2
RTECS 
AL7700000
Flash Point(F) 
42.8 °F - closed cup
Flash Point(C) 
6.0 °C - closed cup
Protocols & Articles

Articles

Pressure-Temperature Calculator for Solvents

*Calculations provide estimated results based on Antoine's Coefficients and their associated temperature range values. Antoine's Coefficients were obtained from the National Institute of Standards an...

Peer-Reviewed Papers
15

References

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