1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane, 1,3-bis<3-(2-methylpropenoyloxy)propyl>tetramethyldisiloxane, (1,1,3,3-tetramethyldisiloxane-1,3-diyl)dipropane-3,1-diyl bis(2-methylacrylate), (1,1,3,3-tetramethyldisiloxane-1,3-diyl)dipropane-1,3-diyl dimethacrylate, 1,3-bis(3-methacroyloxypropyl)-1,1,3,3-tetramethyldisiloxane, EINECS 242-419-3, Tetramethyl-bis-<3-(2-methyl-acryloyloxy)-propyl>-disiloxan