2129-89-7 Methyl diphenyl phosphine oxide

product Name Methyl diphenyl phosphine oxide Synonyms Methyldiphenylphosphine oxide; Diphenylmethylphosphine oxide; methyl(diphenyl)phosphane oxide Molecular Formula C13H13OP Molecular Weight 216.2155 InChI InChI=1/C13H13OP/c1-15(14,12-8-4-2-5-9-12)13-10-6-3-7-11-13/h2-11H,1H3 CAS Registry Number 2129-89-7 EINECS 218-346-8 Molecular Structure Density 1.12g/cm3 Melting point 108-110℃ Boiling point 308°C at 760 mmHg Refractive index 1.565 Flash point 140°C Vapour Pressur 0.00127mmHg at 25°C Hazard Symbols Risk Codes R22:Harmful if swallowed.; Safety Description S22:Do not inhale dust.; S36/37:Wear suitable protective clothing and gloves.;