)-; -[ -( -hydroxyphenyl)ethyl]guanidine molecular formula c h n o molecular weight inchi inchi= /c h n o/c - ( ) - - - - - - ( ) - - /h - , h, - h ,(h , , , ) cas registry number - - molecular structure density . g/cm boiling point °c at mmhg refractive index flash point °c vapour pressur . e- mmhg...