CAS Chem.name Chem.SMILES #CA_without_S9 #Obs_CA_with_S9 Bioassay - Reference(s) - 50-33-9 Phenylbutazone CCCCC1C(=O)N(c2ccccc2)N(c2ccccc2)C1=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 68-89-3 Dipyrone CC1=C(N(C)CS(O)(=O)=O)C(=O)N(c2ccccc2)N1C 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 1934-21-0 Acid Yellow 23 OC(=O)C1C(N=Nc2ccc(S(O)(=O)=O)cc2)C(=O)N(c2ccc(S(O)(=O)=O)cc2)N=1 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