1,3-DIOXOLANE, 2,2-DIMETHYL-4-((PENTACHLOROPHENYLTHIO)METHYL)- 2,2-Dimethyl-4-((pentachlorophenylthio)methyl)-1,3-dioxolane 3-Pentachlorophenylthio-1,2-propanediol acetonide 73987-11-8