1,3-DIOXOLAN-2-ONE, 4-(3,4-DIMETHOXYPHENYL)-4,5,5-TRIMETHYL- 2-(3,4-Dimethoxyphenyl)-3-methylbutane-2,3-diol cyclic carbonate 4-(3,4-Dimethoxyphenyl)-4,5,5-trimethyl-1,3-dioxolan-2-one 5-19-06-00206 (Beilstein Handbook Reference) 78110-33-5 BRN 1317550