stemphone is a chemical compound registered under CAS number 54854-92-1, with the molecular formula C30H42 O8 and a molecular weight of about 530.64 g/mol. It is also known as (21E)-21,22-Didehydrocochlioquinone A. ChemRoots supplies stemphone for laboratory research and bulk production; product code 1364599. Send an inquiry for purity, packaging, price and lead time.