Methane, selenobis[chlorodifluoro- is a chemical compound registered under CAS number 54393-41-8, with the molecular formula C2Cl2F4Se and a molecular weight of about 249.88 g/mol. ProvideChemicals supplies Methane, selenobis[chlorodifluoro- for laboratory research and bulk production; product code 1105068. Send an inquiry for purity, packaging, price and lead time.