Alias name: N-methylpyrrolidone More aliases :N-Me thylpy rrolidone NMP Molecular formula :C5HOON Molecular weight :99, 13 Physical property data 1, properties: colorless transparent oily liquid, slightly amine smell. 2, density (g/mL,25/25C):1, 0260 3, relative vapor density (g/mL, air =1):3, 4 4, melting point (°C):-24, 4 5, boiling point C℃, atmospheric pressure):204 6, boiling point (DEG.1, 87 k Pa):84, 5 7, refractive index (25 ° C):1, 468 8. Viscosity (mPa-s) : 1.65 9, flash point (℃):95 10. Ignition point (° C):346 11, heat of evaporation (KJ/kg,b, p,):439, 5 12, heat of combustion (KJ/mol):3010 13. Critical temperature (° C):445 14, critical pressure (MPa):4, 76 15, conductivity (S/m, 25℃:(1~2)x10-8 16, vapor pressure (kPa, 150℃):21, 60 17, vapor pressure (kPa, 100℃):3, 20 18, vapor pressure (kPa, 78~79°C):1, 33 19, vapor pressure (kPa 60℃):0, 53 20, solubility: easily soluble in water, ethanol, ether, acetone, ethyl acetate, chloroform and benzene, can dissolve most organic and inorganic…