Standards; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
7-Cyclopentyl-6-(dimethylcarbamoyl)-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine 7-Oxide is an impurity of Ribociclib (L178830), an inhibitor of cyclin D1/CDK4 and CDK6.