29055-11-6 3,3,11,11-Tetramethoxy-2,12-dioxa-7-thia-3,11-disilatridecane BRN 2111699 Bis(3-trimethoxysilylpropyl)sulfide EINECS 249-391-1 Silane, thiodipropylenebis(trimethoxy- Sulfide, bis(3-trimethoxysilylpropyl)