82063

Acetonitrile

≥99.8% (GC), for preparative HPLC, suitable for UV/Vis spectroscopy

• Synonym(s): ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide
• Linear Formula: CH₃CN
• CAS Number: 75-05-8
• Molecular Weight: 41.05
• Beilstein: 741857
• EC Number: 200-835-2
• MDL number: MFCD00001878
• UNSPSC Code: 12190000
• PubChem Substance ID: 329769232

Properties

• product name: Acetonitrile, for preparative HPLC, ≥99.8% (GC)
• grade: for preparative HPLC
• vapor density: 1.41 (vs air)
• vapor pressure: 72.8 mmHg ( 20 °C)
• Assay: ≥99.8% (GC)
• form: liquid
• autoignition temp.: 973 °F
• expl. lim.: 16 %
• technique(s): UV/Vis spectroscopy: suitable
• impurities: ≤0.1% water
• 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.)
• UV absorption: λ: 220 nm A_max: 0.3; λ: 240 nm A_max: 0.01
• application(s): food and beverages
• format: neat
• SMILES string: CC#N
• InChI: 1S/C2H3N/c1-2-3/h1H3
• InChI key: WEVYAHXRMPXWCK-UHFFFAOYSA-N

Description

General description

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.

Application

Acetonitrile (MeCN) may be used as an extraction solvent for the quantification of pesticide residues in fruits and vegetables.

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H302 + H312 + H332,H319
• Precautionary Statements: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 35.6 °F - closed cup
• Flash Point(C): 2.0 °C - closed cup