5,10,15,20-Tetrakis-(3-hydroxyphenyl)-21,23H-porphine Structure: (click to enlarge, please!) Quantities Sold: 100 mg 75 € 250 mg 115 € 1 g 345 € 5 g 1380 € Data: Synonym: m-THPP Part Number: PL00230100 CAS: 22112-79-4 Molecular Formula: C44H30N4O4 Molecular Weight: 678.7322 Melting Point: no information Solubility: Dichlormethane, Chloroform UV/VIS-Spectrum: (click to enlarge, please!)