Acetonitrile (MeCN) is widely employed as a solvent in various studies and has high dielectric constant (37.5). Various purification procedures to obtain different grades of acetonitrile for use in different studies (polarography, spectroscopy, etc.) have been reported by many researchers.
Synonyms: ACN; Cyanomethane; Ethyl nitrile; Methyl cyanide
Molecular Formula: C2H3N
Molecular Weight: 41.05
Linear Structural Formula: CH3CN
MDL Number: MFCD00001878
Purity: >=99.9%
Melting Point: -45 C (lit.)
Density: 0.786 g/mL at 25 C (lit.)
Refractive Index: n20/D 1.344 (lit.)
Storage: room temp
Application: Acetonitrile (MeCN) may be used as an extraction solvent during the quantification of pesticide residues in fruits and vegetables.
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Other Notes: Pure-Pac(R) II containers require the Micromatic MacroValve coupler for dispensing solvents, Z560723.
Abs.: HPLC-gradient/254 nm ≤0.5 mAU
Assay: ≥99.9%
Autoignition Temp.: 973°F
BP: 81-82°C(lit.)
Density: 0.786 g/mL at 25°C(lit.)
Expl. Lim.: 16 %
Grade: for HPLC
Impurities: ≤0.02% water (Karl Fischer)
Measuring Range: ≤15 mAU baseline drift, (210 nm)
MP: −48°C(lit.)
Refractive Index: n20/D 1.344(lit.)
Storage Temp.: room temp
UV Absorption: λ: 200 nm Amax: ≤0.032
Vapor Density: 1.41 (vs air)
Vapor Pressure: 72.8 mmHg ( 20°C)