34851

Acetonitrile

suitable for HPLC, gradient grade, ≥99.9%

• Synonym(s): ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide
• Linear Formula: CH₃CN
• CAS Number: 75-05-8
• Molecular Weight: 41.05
• Beilstein: 741857
• Número EC: 200-835-2
• Número MDL: MFCD00001878
• eCl@ss: 39031501
• ID de substância PubChem: 329755061
• NACRES: NA.03

Properties

• grau: gradient grade
• Nível de qualidade: 100
• densidade de vapor: 1.41 (vs air)
• pressão de vapor: 72.8 mmHg ( 20 °C)
• teor: ≥99.9%
• forma: liquid
• temperatura de autoignição: 973 °F
• Lim. expl.: 16 %
• baseline drift measuring range: ≤15 mAU (210 nm)
• technique(s): HPLC: suitable
• Impurezas: ≤0.0002% free alkali (as NH₃); ≤0.0005% non-volatile matter; ≤0.001% free acid (as CH₃COOH); ≤0.02% water (Karl Fischer); ≤0.5 ppb fluorescence (quinine) at 365 nm; ≤1 ppb fluorescence (quinine) at 254 nm
• índice de refração: n20/D 1.344 (lit.)
• pb: 81-82 °C (lit.)
• pf: −45 °C (lit.)
• densidade: 0.786 g/mL at 25 °C (lit.)
• HPLC-gradient: ≤0.5 mAU at 254 nm; ≤3 mAU at 210 nm
• Absorção UV: λ: 195 nm A_max: ≤0.12; λ: 200 nm A_max: ≤0.032; λ: 230 nm A_max: ≤0.0044; λ: 235 nm A_max: ≤0.0044; λ: 250 nm A_max: ≤0.0044; λ: 400 nm A_max: ≤0.0044
• application(s): food and beverages
• temperatura de armazenamento: room temp
• SMILES string: CC#N
• InChI: 1S/C2H3N/c1-2-3/h1H3
• InChI key: WEVYAHXRMPXWCK-UHFFFAOYSA-N

Description

Descrição geral

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.[1]

Aplicação

Acetonitrile (MeCN) may be used as an extraction solvent during the quantification of pesticide residues in fruits and vegetables.[2]

Embalagem

100 mL in glass bottle

1, 6×1, 2, 4×2, 2.5, 4×2.5, 4, 4×4 L in glass bottle

50 L in Pure-Pac™ 2

56, 200, 200 L in Pure-Pac™ 1

200 L in Pure-Pac™ 2

View returnable container options.

Nota de preparo

Product filtered through a 0.2 μm filter

Outras notas

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

Important notice

• The article number 34851-4X2.5L will be discontinued. Please order the single bottle 34851-2.5L which is physically identical with the same exact specifications.
• The article number 34851-6X1L will be discontinued. Please order the single bottle 34851-1L which is physically identical with the same exact specifications.

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Informações legais

Pure-Pac is a registered trademark of Sigma-Aldrich Co. LLC

Safety Information

• Pictogramas: GHS02,GHS07
• Palavra indicadora: Danger
• Frases de perigo: H225 - H302 + H312 + H332 - H319
• Declarações de precaução: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338
• Classificações de perigo: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2
• Código de classe de armazenamento: 3 - Flammable liquids
• WGK: WGK 2
• Ponto de fulgor (ºF): 35.6 °F - closed cup
• Ponto de fulgor (ºC): 2.0 °C - closed cup