Chemical Transformation of Pyrido[2,3-d]Pyrimidin-4-ONES. 2. Selective Reduction of 2,3-Trimethylenepyrido[2,3-d]Pyrimidin-4-one by Sodium Borohydride. (2022). Journal of Basic and Applied Research in Biomedicine, 2(2), 82-85. https://jbarbiomed.com/home/article/view/56