01-0650

Acetonitrile

≥99.8%, 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
• MDL number: MFCD00001878
• UNSPSC Code: 41116023
• PubChem Substance ID: 329747206

Properties

• vapor density: 1.41 (vs air)
• vapor pressure: 72.8 mmHg ( 20 °C)
• Assay: ≥99.8%
• form: liquid
• autoignition temp.: 973 °F
• expl. lim.: 16 %
• availability: available only in Japan
• technique(s): HPLC: suitable
• 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.)
• format: neat
• SMILES string: CC#N
• InChI: 1S/C2H3N/c1-2-3/h1H3
• InChI key: WEVYAHXRMPXWCK-UHFFFAOYSA-N

Description

Application

• Preparation and characterization of stationary phase gradients on C8 liquid chromatography columns.: This study explores the development and analysis of stationary phase gradients on C8 columns, crucial for optimizing chromatographic separations in analytical chemistry (Cecil et al., 2024).


• Metal-cation-induced shifts in thiolate redox and reduced sulfur speciation.: Investigates the impact of metal cations on the redox behavior of thiolates, a key area in understanding redox processes in various chemical systems (Seo et al., 2024).


• A Phosphine-Oxide Cobalt(II) Complex and Its Catalytic Activity Studies toward Alcohol Dehydrogenation Triggered Direct Synthesis of Imines and Quinolines.: Describes the catalytic role of a cobalt(II) phosphine-oxide complex in synthesizing imines and quinolines from alcohols, a significant contribution to synthetic organic chemistry (Khatua et al., 2024).


• [Simultaneous determination of 31 banned veterinary drugs during egg-laying period in poultry eggs by ultra performance liquid chromatography-tandem mass spectrometry].: This Chinese study presents a method for detecting multiple veterinary drugs in eggs, highlighting advancements in food safety and analytical methodologies (Zhu et al., 2024).


• Probing Isolated Water Molecules in Aqueous Acetonitrile Solutions Using Oxygen K-Edge X-ray Absorption Spectroscopy.: Focuses on the molecular dynamics of water in acetonitrile solutions, providing insights that are crucial for understanding solvent effects in various chemical environments (Nagasaka, 2024).

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): 55.0 °F
• Flash Point(C): 12.8 °C