EINECS 218-340-5, [1,3,5]trithiane 1,1,3,3,5,5-hexaoxide, sym-TRIMETHYLENE TRISULFONE, Trimethylene trisulfone, [1,3,5]Trithian-1,1,3,3,5,5-hexaoxid, Tris(methylene sulfone), 1,3,5-Trimethylen-2,4,6-trisulfon, s-Trithiane,1,1,3,3,5,5-hexoxide, 1,3,5-trithiane-1,3,5-tris-dioxide, thioformaldehyde S,S-dioxide trimer