1.0 2026-04-06 08:15:30 UTC 2026-04-16 22:49:17 UTC Syn-Dechlorane Plus SmallMolecule Syn-Dechlorane Plus (C18H12Cl12) is an organohalogen compound. Syn-Dechlorane Plus belongs to the vinyl chlorides, a subclass of vinyl halides within the organic compounds. With an average molecular weight of 653.69 g/mol, Syn-Dechlorane Plus is a heavy molecule. This substance has been found in or released from one recorded source: indoor air, dust, and atmospheric transport. The recorded exposure route for this compound is inhalation. (1R,2R,5S,6S,9R,10R,13S,14S)-1,6,7,8,9,14,15,16,17,17,18,18-Dodecachloropentacyclo[12.2.1.16,9.02,13.05,10]octadeca-7,15-diene (1R,2R,5S,6S,9R,10R,13S,14S)-1,6,7,8,9,14,15,16,17,17,18,18-Dodecachlorpentacyclo[12.2.1.16,9.02,13.05,10]octadeca-7,15-dien 1,4:7,10-Dimethanodibenzo[a,e]cyclooctene, 1,2,3,4,7,8,9,10,13,13,14,14-dodecachloro-1,4,4a,5,6,6a,7,10,10a,11,12,12a-dodecahydro-, (1R,4S,4aS,6aR,7R,10S,10aS,12aR)- DECHLORANE PLUS SYN DODECACHLOROPENTACYCLOOCTADECADIENE, SYN- syn-dodecachloropentacyclooctadecadiene C18H12Cl12 653.69 647.720133 135821-03-3 C1CC2C(CCC3C1C4(C(=C(C3(C4(Cl)Cl)Cl)Cl)Cl)Cl)C5(C(=C(C2(C5(Cl)Cl)Cl)Cl)Cl)Cl InChI=1S/C18H12Cl12/c19-9-10(20)15(25)7-3-4-8-6(2-1-5(7)13(9,23)17(15,27)28)14(24)11(21)12(22)16(8,26)18(14,29)30/h5-8H,1-4H2/t5-,6+,7+,8-,13-,14+,15+,16- UGQQAJOWXNCOPY-MXYLTYEXSA-N Detected and Not Quantified average_mass 653.69 ChemAxon mono_mass 647.720133 ChemAxon smiles C1CC2C(CCC3C1C4(C(=C(C3(C4(Cl)Cl)Cl)Cl)Cl)Cl)C5(C(=C(C2(C5(Cl)Cl)Cl)Cl)Cl)Cl ChemAxon formula C18H12Cl12 ChemAxon inchi InChI=1S/C18H12Cl12/c19-9-10(20)15(25)7-3-4-8-6(2-1-5(7)13(9,23)17(15,27)28)14(24)11(21)12(22)16(8,26)18(14,29)30/h5-8H,1-4H2/t5-,6+,7+,8-,13-,14+,15+,16- ChemAxon inchikey UGQQAJOWXNCOPY-MXYLTYEXSA-N ChemAxon #<HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f726c7a5658> 14178853 52083826