EMAIL THIS PAGE TO A FRIEND
L110000 Sigma-Aldrich

Acetonitrile

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

  •  PubChem Substance ID 329817384

  •  NACRES NA.03

Purchase

Properties

Quality Level   200
vapor density   1.41 (vs air)
vapor pressure   72.8 mmHg ( 20 °C)
type   for DNA synthesis
product line   Proligo Reagents
form   liquid
autoignition temp.   973 °F
expl. lim.   16 %
storage condition   dry at room temperature
impurities   ≤10 ppm water content (Karl Fischer)
  ≤30 ppm water content (Karl Fischer)
color   clear
refractive index   n20/D 1.344 (lit.)
bp   81-82 °C (lit.)
mp   −45 °C (lit.)
solubility   water: soluble (completely)
density   0.786 g/mL at 25 °C (lit.)
SMILES string   CC#N
InChI   1S/C2H3N/c1-2-3/h1H3
InChI key   WEVYAHXRMPXWCK-UHFFFAOYSA-N

Description

Other Notes

Wash solution, containing anhydrous acetonitrile (water content <30 ppm), is used as the overall wash solvent following each step in the synthesis cycle.

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

Related Products

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?