1,3,2-DIOXATHIANE, 4,4-DIMETHYL-, 2-OXIDE 1,3-Propanediol, 2,2-dimethyl-, cyclic sulfite 1003-85-6 2,2-Dimethyl-1,3-propanediol cyclic sulfite 4-01-00-02552 (Beilstein Handbook Reference) BRN 1237699