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45983 Sigma-Aldrich

Acetonitrile

analytical standard

Synonym: ACN, Methyl cyanide

  • CAS Number 75-05-8

  • Linear Formula CH3CN

  • Molecular Weight 41.05

  •  Beilstein Registry Number 741857

  •  EC Number 200-835-2

  •  MDL number MFCD00001878

  •  PubChem Substance ID 329757035

  •  eCl@ss 39031501

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Properties

Related Categories A-B, A-C, Additional Standards, Alpha Sort, Analytical Standards,
grade   analytical standard
vapor density   1.41 (vs air)
vapor pressure   72.8 mmHg ( 20 °C)
InChI Key   WEVYAHXRMPXWCK-UHFFFAOYSA-N
form   liquid
autoignition temp.   973 °F
shelf life   limited shelf life, expiry date on the label
expl. lim.   16 %
color   colorless
refractive index   n20/D 1.344(lit.)
bp   81-82 °C(lit.)
mp   −48 °C(lit.)
solubility   water: soluble (completely)
density   0.786 g/mL at 25 °C(lit.)

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 1648 3 / PGII
WGK Germany 
2
RTECS 
AL7700000
Flash Point(F) 
35.6 °F
Flash Point(C) 
2 °C
Protocols & Articles

Articles

The Utility of Headspace Grade Solvents for the Analysis of Organic Volatile Impurities

Organic volatile impurities or “OVIs” sometimes remain behind in pharmaceutical preparations as a result of synthetic and manufacturing procedures. For reasons of health and safety, testing is done t...
Katherine Stenerson, Shyam Verma
Reporter US Volume 28.1
Keywords: Chromatography, Gas chromatography, Organic synthesis, Pharmaceutical, Solvents

Peer-Reviewed Papers
15

References

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