CAS: 17372-87-1 Molecular Formula: C20H12Br4Na2O8 Molecular Weight (g/mol): 745.904 MDL Number: MFCD00133309 InChI Key: MASXMTNVNASWNH-UHFFFAOYSA-L Synonym: eosin yellowish,eosine,bromo acid,eosine yellowish,eosine g,bromoeosine,c.i. acid red 87,sodium eosine,sodium eosinate,eosine salt free PubChem CID: 91886399 IUPAC Name: disodium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate;trihydrate SMILES: C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].O.O.O.[Na+].[Na+]