... in electronic industry and polymer industry,raw material to compound dimethyl carbonate, CAS NO108-32-7molecular formulaC4H6O3appreancecolorless transparent liquiddensity(d4201.2047melting ... in polymer industry,as the main raw material to compound dimethyl carbonate, also can be used to take off carbon dioxide ... in such industrial fields as textile, printing and dye,etc. propylene carbonate C4H6O3