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34442 Sigma-Aldrich

Acetonitrile

for synthesis of DNA, ≥99.9% (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 329754743

  •  NACRES NA.03

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Properties

Related Categories Biotech Solvents, Solvent by Application, Solvents More...
Quality Level   100
grade   for synthesis of DNA
vapor density   1.41 (vs air)
vapor pressure   72.8 mmHg ( 20 °C)
assay   ≥99.9% (GC)
form   liquid
autoignition temp.   973 °F
expl. lim.   16 %
application(s)   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.)
SMILES string   CC#N
InChI   1S/C2H3N/c1-2-3/h1H3
InChI key   WEVYAHXRMPXWCK-UHFFFAOYSA-N

Description

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.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 1648 3 / PGII
WGK Germany 
WGK 2
RTECS 
AL7700000
Flash Point(F) 
35.6 °F - closed cup
Flash Point(C) 
2.0 °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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