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AX0156 Supelco

Acetonitrile

OmniSolv® LC-MS

Synonym: ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide

  • CAS Number 75-05-8

  • Linear Formula CH3CN

  • Molecular Weight 41.05

  •  Beilstein/REAXYS Number 741857

  •  MDL number MFCD00001878

  •  EC Index Number 200-835-2

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Properties

Related Categories Acetonitrile and Acetonitrile Solutions, Solvent by Type, Solvents More...
Quality Level   100
vapor density   1.41 (vs air)
vapor pressure   72.8 mmHg ( 20 °C)
  97 hPa ( 20 °C)
assay   ≥99.9% (GC)
form   liquid
autoignition temp.   973 °F
expl. lim.   16 %
application(s)   LC/MS: suitable
refractive index   n20/D 1.344 (lit.)
bp   81-82 °C (lit.)
mp   −45 °C (lit.)
transition temp   flash point 2 °C
density   0.786 g/mL at 25 °C (lit.)
shipped in   ambient
SMILES string   CC#N
InChI   1S/C2H3N/c1-2-3/h1H3
InChI key   WEVYAHXRMPXWCK-UHFFFAOYSA-N
storage conditions   Store at room temperature.

Description

Packaging

1, 4 l in Glas bottle pre packed

Application

OmniSolv® LC-MS

Analysis Note

Assay (GC)99.9% minColor (APHA)10APHA maxEvaporation residue1ppm maxFiltered through 0.2 µm filterTo pass testFluorescence as quinine at 254 nm1ppb maxFluorescence as quinine at 365 nm1ppb maxFormClear liquidGradient at 210 nm2mAU maxGradient at 254 nm0.3mAU maxIdentity (IR-spectrum)ConformsLC-MS purity, ESI(+), as reserpine50ppb maxLC-MS purity, ESI(-), as p-nitrophenol50ppb maxMetals, suitable for LC/MSTo pass testTitrable acid1µeq/g maxTitrable base0.5µeq/g maxUV Abs. at 200 nm0.1AU maxUV Abs. at 210 nm0.04AU maxUV Abs. at 220 nm0.02AU maxUV Abs. at 230 nm0.01AU maxUV Abs. at 240 nm0.01AU maxUV Abs. at 250 nm0.01AU maxUV Abs. at 270 nm0.01AU maxUV Abs. at 400-280 nm0.005AU maxUV Cut-off190nm maxWater (H2O)0.02% max

Legal Information

OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
WGK Germany 
WGK 2
Flash Point(F) 
35.6 °F - closed cup
Flash Point(C) 
2.0 °C - closed cup
Protocols & Articles

Articles

LC/MS/MS Analysis of Marine Toxins on Ascentis® Express Biphenyl

From our library of Articles, Sigma-Aldrich presents LC/MS/MS Analysis of Marine Toxins on Ascentis® Express Biphenyl
Keywords: Mass spectrometry, Separation

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...

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