Atropisomers of 5,10,15,20-tetrakis(2,6-dichloro-3-sulfamoyl-phenyl)porphyrins

The ratio, resolution and photophysical characterization of atropisomers of 5,10,15, 20-tetrakis(2,6-dichloro-3-N-butylsulfamoylphejiyl)porphyrin, 5,10,15,20-tetrakis(2,6-dichloro-3(N-1-(L)-ethoxycarbonyl-2-methyl-pi-opyi-sulfamoyl)phenyl)porphyrin and 5,10,15,20-tetrakis(2, 6-dichloro-3-(N-1-(L)-methoxycarbonyl-3-methyl-butyl-sulfamoyl)phenyl)porphyrin are reported. Copyright (c) 2007 Society of Porphyrins & Phthalocyanines.