has role volatile organic compound benzene [6]annulene cyclohexatriene A six-carbon aromatic annulene in which each carbon atom donates one of its two 2p electrons into a delocalised π system. A toxic, flammable liquid byproduct of coal distillation, it is used as an industrial solvent. Benzene is a carcinogen that also damages bone marrow and the central nervous system. Benzene Bicarburet of hydrogen CHEBI:41187 Mineral naphtha Pyrobenzol phenyl hydride Phene Benzol benzene BENZENE chebi_ontology CHEBI:16716 Coal naphtha Benzene CHEBI:22703 Benzen Benzine benzole BENZENE CHEBI:3025 CHEBI:13876 Pyrobenzole benzenes aromatic annulene non-polar solvent carcinogenic agent environmental contaminant