NULL NULL Synonyms: TETRAPHENYLPORPHINE METAL FREE; TETRAPHENYLPORFYRIN; 21H,23H-Porphine, 5,10,15,20-tetraphenyl-; 23h-porphine,5,10,15,20-tetraphenyl-21; 5,10,15,20-Tetraphenyl-21H,23H-prophine; alpha,beta,gamma,delta-Tetraphenylporphine; meso-Tetraphenylporphyrine; Porphine, 5,10,15,20-tetraphenyl-; RARECHEM AS SA 0001; TETRAPHENYLPORPHYRIN CAS NO.: 917-23-7 Formula: C44H30N4 Weight: 614.7358