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33019 Sigma-Aldrich

Acetonitrile

puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.5% (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 329754438

  •  NACRES NA.03

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Properties

Related Categories A-B, Puriss p.a. ACS, Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Puriss p.a. ACS More...
Quality Level   200
grade   ACS reagent
Agency/Method   reag. Ph. Eur.
vapor density   1.41 (vs air)
vapor pressure   72.8 mmHg ( 20 °C)
grade   puriss. p.a.
assay   ≥99.5% (GC)
form   liquid
autoignition temp.   973 °F
expl. lim.   16 %
impurities   ≤0.001% free acid (as CH3COOH)
  ≤0.001% free alkali (as NH3)
  ≤0.001% non-volatile matter
  ≤0.1% water (Karl Fischer)
refractive index   n20/D 1.3435-1.3445
  n20/D 1.344 (lit.)
bp   81-82 °C (lit.)
mp   −45 °C (lit.)
density   0.786 g/mL at 25 °C (lit.)
cation traces   Al: ≤0.5 mg/kg
  B: ≤0.02 mg/kg
  Ba: ≤0.1 mg/kg
  Ca: ≤0.5 mg/kg
  Cd: ≤0.05 mg/kg
  Co: ≤0.02 mg/kg
  Cr: ≤0.02 mg/kg
  Cu: ≤0.02 mg/kg
  Fe: ≤0.1 mg/kg
  Mg: ≤0.1 mg/kg
  Mn: ≤0.02 mg/kg
  Ni: ≤0.02 mg/kg
  Pb: ≤0.1 mg/kg
  Sn: ≤0.1 mg/kg
  Zn: ≤0.1 mg/kg
suitability   passes test for reaction against H2SO4
SMILES string   CC#N
InChI   1S/C2H3N/c1-2-3/h1H3
InChI key   WEVYAHXRMPXWCK-UHFFFAOYSA-N

Description

Other Notes

The article number 33019-6X1L-R will be discontinued. Please order the single bottle 33019-1L-R which is physically identical with the same exact specifications.

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
Peer-Reviewed Papers
15

References

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