CAS Chem.name Chem.SMILES #CA_without_S9 #Obs_CA_with_S9 Bioassay - Reference(s) - 78-51-3 Tri(2-butoxyethyl) phosphate CCCCOCCOP(=O)(OCCOCCCC)OCCOCCCC negative negative in Vitro Mammalian Chromosome Aberration Test NIHS Japan 333-41-5 phosphorothioic_acid,_o,o-diethyl_o-(2-isopropyl-6-methyl-4-pyrimidinyl)_ester CCOP(=S)(OCC)Oc1cc(C)nc(C(C)C)n1 negative positive in Vitro Mammalian Chromosome Aberration Test Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan 2921-88-2 Phosphorothioic_acid,_O,O-diethyl_O-(3,5,6-trichloro-2-pyridinyl)_ester CCOP(=S)(OCC)Oc1c(Cl)cc(Cl)c(Cl)n1 negative positive in Vitro Mammalian Chromosome Aberration Test Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan 60-51-5 Dimethoate CNC(=O)CSP(=S)(OC)OC positive positive in Vitro Mammalian Chromosome Aberration Test Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan 62-73-7 Dichlorvos COP(=O)(OC)OC=C(Cl)Cl positive positive in Vitro Mammalian Chromosome Aberration Test Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan 121-75-5 Malathione CCOC(=O)CC(C(=O)OCC)SP(=S)(OC)OC positive positive in Vitro Mammalian Chromosome Aberration Test Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan 122-14-5 Fenitrothion COP(=S)(OC)Oc1ccc(c(C)c1)[N+]([O-])=O positive positive in Vitro Mammalian Chromosome Aberration Test Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan 512-56-1 Trimethylphosphate COP(=O)(OC)OC positive positive in Vitro Mammalian Chromosome Aberration Test ECVAM DB 86-50-0 Azinphos-methyl COP(=S)(OC)SCN1C(=O)c2ccccc2N=N1 positive positive in Vitro Mammalian Chromosome Aberration Test http://webwiser.nlm.nih.gov/getSubstanceData.do?substanceId=99&displaySubstanceName=Azinphosmethyl&STCCID=&UNNAID=&selectedDataMenuItemID=62 6923-22-4 Monocrotophos CC(=CC(=O)NC)OP(=O)(OC)OC positive positive in Vitro Mammalian Chromosome Aberration Test M.F. Lin, C.L. Wu, T.C. Wang; Pesticide clastogenicity in Chinese hamster ovary cells, Mutat. Res . Volume 188, Issue 3, July 1987, Pages 241–250 301-12-2 Oxydemeton-methyl CCS(=O)CCSP(=O)(OC)OC positive positive in Vitro Mammalian Chromosome Aberration Test USEPA/Office of Pesticide Programs; Oxydemeton-methyl: Revised HED Toxicology Chapter for the Reregistration Eligibility Decision (RED) Document. August 1999. Available from, as of June 19, 2003: http://www.epa.gov/oppsrrd1/op/oxydemeton-methyl/toxicology.pdf