50387

Acetonitrile

≥99.9% (GC), gradient grade, suitable for HPLC

• 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: 329757595

Properties

• product name: Acetonitrile, suitable for HPLC, gradient grade, ≥99.9% (GC)
• grade: gradient grade
• vapor density: 1.41 (vs air)
• vapor pressure: 72.8 mmHg ( 20 °C)
• Assay: ≥99.9% (GC)
• form: liquid
• autoignition temp.: 973 °F
• shelf life: limited shelf life, expiry date on the label
• expl. lim.: 16 %
• technique(s): HPLC: suitable
• impurities: ≤0.0005% free alkali (as NH₃); ≤0.005% free acid (as CH₃COOH); ≤0.02% water; ≤1 ppb quinine fluor., 254 nm; ≤1 ppb quinine fluor., 365 nm
• evapn. residue: ≤0.001%
• refractive index: n20/D 1.344 (lit.); n20/D 1.344
• bp: 81-82 °C (lit.)
• mp: −45 °C (lit.)
• density: 0.786 g/mL at 25 °C (lit.)
• absorption: ≤1 mAU at 254 nm; ≤5 mAU at 210 nm
• λ: 1 cm path, H₂O reference
• UV absorption: λ: 200 nm A_max: 0.1; λ: 210 nm A_max: 0.035; λ: 220 nm A_max: 0.02; λ: 230 nm A_max: 0.01; λ: 240 nm A_max: 0.005
• application(s): food and beverages
• format: neat
• SMILES string: CC#N
• InChI: 1S/C2H3N/c1-2-3/h1H3
• InChI key: WEVYAHXRMPXWCK-UHFFFAOYSA-N

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
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves