Patent number: 6939963
Abstract: Corroles of formula I, wherein Ar is aryl or heteroaryl; M is absent or is a metal selected from Al, Ga, Co, Mn, Fe, Ru, Sn, Cr or Rh; E2, E3 and E17, the same or different, each is H, SO2Cl, SO3H, SO2NR1R2, CO2H, CO2R, COC1, CONR1R2, CHO or NO2, R is alkyl or aryl, and R1 and R2, the same or different, each is H, alkyl, aryl or together with the N atom to which they are attached form a saturated 5-6 membered ring optionally containing a further heteroatom selected from O, S and N; and E18 is H or CHO; or E3 and E18 are H and E2 and E17 are each SO2, both SO2 groups being linked by a bridge R3N(R4)-phenyl-(R4)NR3, wherein R3 is H, alkyl, phenyl or aralkyl, and R4 is alkylene; and provided that at least one of E2, E3, E17 and E18 is not H, are provided. The corroles can be used for tumor detection and treatment, in photovoltaic devices, as catalysts and as intermediates.
Type:
Grant
Filed:
July 1, 2002
Date of Patent:
September 6, 2005
Assignee:
Technion Research and Development Foundation Ltd.
Inventors:
Zeev Gross, Atif Mahammed, Irena Saltsman