Abstract: | Substituted pyridine and 2-quinoline analogs of chalcone have been synthesized. The homonuclear Overhauser effect has been used to assign the PMR signals of the olefinic protons of the indicated pyridine derivatives and to elucidate their steric orientation.Taras Shevchenko State University, Kiev 252033, Ukraine. Translated from Khimiya Geterotsiklicheskikh soedinenii, No. 5, pp. 666–670, May, 1998. |