Patent ID: 6403788
Filing Date: 2002-06-11
Classification: A61P,C07D

Abstract:
A compound of Structural Formula I: or a complex thereof with a first row transition metal ion, wherein R1, R2, R3 and R4 are the same or different and are each a group of the formula â€ƒwherein L is a linker of 2 to 12 atoms in length, wherein said atoms are carbon atoms optionally interspersed with from 1 to 4 heteroatoms selected from the group consisting of oxygen, nitrogen and sulphur; X is nitrogen or phosphorus; R13, R14 and R15 are each, independently, hydrogen, alkyl or arylalkyl; and Yâ€” is a monovalent anion; R5, R6, R7, R8, R9, R10, R11 and R12 are each independently selected from the group consisting of hydrogen, alkyl and halo; and each R16 independently represents one or more substituents independently selected from the group consisting of hydrogen, hydroxy, halo and alkyl.