- Synonyms: Methyl cyanide, Cyanomethane - CH3CN - M = 41,05 g/mol - CAS [75-05-8] - EINECS-No.: 200-835-2 - Density: 0,786 g/cm3 - Solub. in water: (20 ºC): miscible - Melting point: -45,7 ºC - Boiling point: 81,6 ºC - Flash pt. 2 ºC - Ignition temp.: 524 ºC - Vapour pressure: (20 ºC) 97 hPa - Refraction index: (n 20 ºC) 1,3442 - Dielectric const.: (20 ºC) 37,5 - LD 50 (oral, rat): 2730 - 3800 mg/kg - EC-Index-No.: 608-001-00-3 - ADR: 3 F1 II UN 1648 - IMDG: 3 II UN 1648 - IATA/ICAO: 3 II UN 1648 - GHS-signal word: Danger - GHS-H sentences: H225 - H302+H312+H332 - H319 - GHS-P sentences: P210 - P303+P361+P353 - P305+P351+P338 - P370+P378 - P403+P235 - P501a - Tariff number: 2926 90 70 22 - Applications: chromatography, synthesis of organic products, solvents. SPECIFICATIONS assay (G.C.): min. 99,8 % colour (Hazen): max. 10 identity (IR-spectrum): passes test residue on evaporation: max. 3 ppm water (K.F.) : max . 0,05 % GC/MSD (retention range n-undecane to n-tetracontane, scaning area 30 - 600 amu, individual signals (n-tetradecane standard)): max. 3,0 ng/ml (ppb) Suitable for residue analysis