Ruthenium,tetracarbonyl-m-hydro[(1,2,3,4,5-h)-1-hydroxylato-2,3,4,5-tetraphenyl-2,4-cyclopentadien-1-yl][(1,2,3,4,5-h)-1-hydroxy-2,3,4,5-tetraphenyl-2,4-cyclopentadien-1-yl]di- is a chemical compound that belongs to the family of transition metal complexes. It consists of a ruthenium atom bonded to two molecules of [(1,2,3,4,5-h)-1-hydroxylato-2,3,4,5-tetraphenyl-2,4-cyclopentadien-1-yl]. The compound is commonly used in various chemical reactions and has several applications in industries.