Pigment Red 52:2 Chemical Name PIGMENT RED 52:2 C.I. No. 15860:2 CAS No. 12238-31-2 Synonyms Rose Maroon Light,Lithol Fast Maroon L 4763,Sicoflush P Maroon 4763 Molecular Formula C18H11CaClN2O6S Molecular Weight 458.89