45983

Acetonitrile

≥98.0%, analytical standard, suitable for gas chromatography (GC), 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: 12191502
• eCl@ss: 39031501
• PubChem Substance ID: 329757035
• NACRES: NA.03

Properties

• product name: Acetonitrile, analytical standard
• grade: analytical standard
• Quality Level: 100
• vapor density: 1.41 (vs air)
• vapor pressure: 72.8 mmHg ( 20 °C)
• Assay: ≥98.0%
• form: liquid
• autoignition temp.: 973 °F
• shelf life: limited shelf life, expiry date on the label
• expl. lim.: 16 %
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• refractive index: n20/D 1.344 (lit.)
• bp: 81-82 °C (lit.)
• mp: −45 °C (lit.)
• solubility: water: soluble (completely)
• density: 0.786 g/mL at 25 °C (lit.)
• application(s): cleaning products; cosmetics; environmental; food and beverages; personal care
• format: neat
• SMILES string: CC#N
• InChI: 1S/C2H3N/c1-2-3/h1H3
• InChI key: WEVYAHXRMPXWCK-UHFFFAOYSA-N

Description

Application

• Mass Spectrometry Applications: Acetonitrile is utilized in mass spectrometry as a solvent that assists in the ionization of samples, enhancing the accuracy and precision of mass spectrometric analyses, which is invaluable in biotechnological applications (Michalkiewicz et al., 2024).

Recommended products

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

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