Name: [2,2'-Bipyridine]-6,6'(1H,1'H)-dione; 2,2'-Bipyridine-6,6'-diol; 6,6'-Dihydroxy- ... '-Bipyridine]-6,6'(1H,1'H)-dione CAS: 103505-54-0 is a khako powder with limited solubility in most organic solvent ... -2,2'-bipyridine. [2,2'-Bipyridine]-6,6'(1H,1'H)-dione is an organic intermediate to make other functional substituted ...