Treatment of denudatine 1 with 10% HCl soln. at 45-50℃ for 3 days leads to a pair of epimers 4A and 4B, Structures of 4A and 4B have been elucidated on the bas
The interactions of 2,2’-bipyridyl with the lanthanide nitrates werestudied and complexes of the formula Ln(NO<sub>8</sub>)<sub>8</sub>(bipy)<sub>8</sub> were isol