494445

Acetonitrile

≥99.93%, biotech. grade

• Synonym(s): ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide
• Linear Formula: CH₃CN
• CAS Number: 75-05-8
• Molecular Weight: 41.05
• Beilstein/REAXYS Number: 741857
• EC Number: 200-835-2
• MDL number: MFCD00001878
• UNSPSC Code: 12191502
• eCl@ss: 39031501
• PubChem Substance ID: 329757452
• NACRES: NA.21

Properties

• product name: Acetonitrile, biotech. grade, ≥99.93%
• grade: biotech. grade
• Quality Level: 100; 200
• vapor density: 1.41 (vs air)
• vapor pressure: 72.8 mmHg ( 20 °C)
• assay: ≥99.93%
• form: liquid
• autoignition temp.: 973 °F
• expl. lim.: 16 %
• impurities: ≤0.5 ppb as quinine (fluorimetric, 254nm); ≤0.6 μeq/g Titr. base; ≤8 μeq/g Titr. acid; <0.001% water
• evapn. residue: <0.0002%
• color: APHA: <10
• refractive index: n20/D 1.344 (lit.)
• bp: 81-82 °C (lit.)
• mp: −45 °C (lit.)
• solubility: water: soluble
• density: 0.786 g/mL at 25 °C (lit.)
• λ: H₂O reference
• UV absorption: λ: 190 nm A_max: 1.0; λ: 210 nm A_max: 0.03; λ: 220 nm A_max: 0.01; λ: 235 nm A_max: 0.005; λ: 254 nm A_max: ≤0.005; λ: 400 nm A_max: 0.005
• format: neat
• storage temp.: room temp
• SMILES string: CC#N
• InChI: 1S/C2H3N/c1-2-3/h1H3
• InChI key: WEVYAHXRMPXWCK-UHFFFAOYSA-N

Description

Application

• Modified QuEChERS method combined with ultra-performance liquid chromatography-tandem mass spectrometry: This research utilizes acetonitrile′s excellent solvent properties for the detection of cyclopiazonic acid in feeds. The method enhances the efficiency and accuracy of chemical analyses in food safety, demonstrating acetonitrile′s pivotal role in ensuring the quality of agricultural products (Peng et al., 2024).


• Liquid Chromatographic Enantioseparation of Newly Synthesized Fluorinated Tryptophan Analogs: Highlighting its use in pharmaceutical research, acetonitrile is employed in the chromatographic enantioseparation of complex amino acids, essential for drug development and molecular pharmacology studies (Tanács et al., 2024).


• Synthesis and Application of 1,8-Naphthalimide Derivatives Fluorescent Probe: Acetonitrile′s versatility is showcased in the synthesis of fluorescent probes for environmental monitoring. Its application in detecting and measuring environmental pollutants highlights its significant impact on ecological research and safety (Negi et al., 2024).

Packaging

View returnable container options.

Preparation Note

Product filtered through a 0.2 μm filter.

Other Notes

Pure-Pac^® II containers require the Micromatic MacroValve coupler for dispensing solvents, Z560723.

Legal Information

Pure-Pac is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS02,GHS07
• signalword: Danger
• hcodes: H225,H302 + H312 + H332,H319
• pcodes: 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: 3 - Flammable liquids
• wgk_germany: WGK 2
• flash_point_f: 35.6 °F - closed cup
• flash_point_c: 2.0 °C - closed cup