1.13212

Acetonitrile

for DNA synthesis (≤ 30 ppm H₂O)

• Synonym(s): ACN, Cyanomethane, Ethyl nitrile, Methyl cyanide
• Linear Formula: CH₃CN
• CAS Number: 75-05-8
• Molecular Weight: 41.05
• Beilstein/REAXYS Number: 741857
• MDL number: MFCD00001878
• UNSPSC Code: 12352117
• EC Index Number: 200-835-2
• NACRES: NA.22

Properties

• grade: anhydrous
• Quality Level: 200
• vapor density: 1.41 (vs air)
• vapor pressure: 72.8 mmHg ( 20 °C); 97 hPa ( 20 °C)
• assay: ≥99.9% (GC)
• form: liquid
• autoignition temp.: 524 °C; 973 °F
• expl. lim.: 16 %
• technique(s): DNA amplification: suitable
• impurities: ≤0.0002 meq/g Alkalinity; ≤0.001 meq/g Acidity; ≤30 ppm Water
• evapn. residue: ≤1 mg/L
• refractive index: n20/D 1.344 (lit.)
• bp: 81-82 °C (lit.)
• mp: −45 °C (lit.)
• transition temp: flash point 2 °C
• density: 0.786 g/mL at 25 °C (lit.)
• application(s): pharmaceutical
• format: neat
• storage temp.: 2-30°C
• SMILES string: CC#N
• InChI: 1S/C2H3N/c1-2-3/h1H3
• InChI key: WEVYAHXRMPXWCK-UHFFFAOYSA-N

Description

Analysis Note

Purity (GC): ≥ 99.9 %
Identity (IR): conforms
Acidity: ≤ 0.001 meq/g
Alkalinity: ≤ 0.0002 meq/g
Evaporation residue: ≤ 1 mg/l
Water: ≤ 30 ppm

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