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Acetone cyanohydrin

Names Preferred IUPAC name2-Hydroxy-2-methylpropanenitrileOther names Cyanohydrin-2-propanoneα-Hydroxyisobutyronitrile2-Hydroxy-2-methyl-propionitrileIdentifiers CAS Number75-86-53D model (JSmol)Interactive imageBeilstein Reference605391 ChEBICHEBI:15348ChemSpider6166DrugBankDB02203ECHA InfoCard100.000.828EC Number200-909-4KEGGC02659MeSHacetone+cyanohydrinPubChemCID6406RTECS numberOD9275000UNIICO1YOV1KFIUN number1541 CompTox Dashboard(EPA)DTXSID7025427InChIInChI=1S/C4H7NO/c1-4(2,6)3-5/h6H,1-2H3Key: MWFMGBPGAXYFAR-UHFFFAOYSA-NSMILESCC(C)(O)C#NProperties Chemical formulaC4H7NOMolar mass85.106 g·mol Appearance Colourless liquid Density932 mg·mL Melting point−21.2 °C; −6.3 °F; 251.9 K Boiling point95 °C; 203 °F; 368 K Vapor pressure2 kPa (at 20 °C) Refractive index (nD)1.399 Thermochemistry Std enthalpy offormation(ΔfH298)−121.7 to −120.1 kJ·mol Std enthalpy ofcombustion(ΔcH298)−2.4514 to −2.4498 MJ·mol Hazards GHS labelling: PictogramsSignal wordDangerHazard statementsH300, H310, H330, H410Precautionary statementsP260, P273, P280, P284, P301+P310NFPA 704 (fire diamond) 412Flash point75 °C (167 °F; 348 K) Explosive limits2.25–11% Lethal dose or concentration (LD, LC): LD50 (median dose)15.8 mg·kg (dermal, rabbit)18.65 mg·kg (oral, rat)NIOSH (US health exposure limits): PEL (Permissible)None REL (Recommended)C 1 ppm (4 mg·m) [15-minute] IDLH (Immediate danger)N.D. Safety data sheet (SDS) fishersci.comRelated compounds Related alkanenitrilesAcetonitrileAminoacetonitrileGlycolonitrileCyanogenPropanenitrileAminopropionitrileMalononitrilePivalonitrileButyronitrileSuccinonitrileTetramethylsuccinonitrileRelated compoundsDBNPAExcept where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).Yverify ( ?)

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