1,3-Benzenediol, 5,5',5'',5'''-(21H,23H-porphine-5,10,15,20-tetrayl)tetrakis-

1,3-Benzenediol, 5,5',5'',5'''-(21H,23H-porphine-5,10,15,20-tetrayl)tetrakis- 1g : Specialized 1,3-Benzenediol derivative for advanced porphyrin chemistry, photochemical studies, and materials research. Laboratory-grade purity.