4-(6-Aminopyridin-3-yl)piperazine-1-carboxylic Acid tert-Butyl Ester-d4; 4-(6-Aminopyridin-3-yl)piperazine-1-carboxylic Acid tert-Butyl Ester-d4; tert-Butyl 4-(6-Amino-3-pyridyl)piperazine-1-carboxylate-d4; tert-Butyl 4-(6-Aminopyridin-3-yl)piperazine-1-c,1-Boc-4-(6-aminopyridin-3-yl)piperazine-d4,"1-Boc-4-(6-aminopyridin-3-yl)piperazine-d4 is an intermediate in synthesizing Palbociclib-d4 (P139901), an isotope labelled compound of Palbociclib (P139900). Palbociclib (P139900) is an experimental drug for the treatment of breast cancer being developed by Pfizer. It is a selective inhibitor of the cyclin-dependent kinases CDK4 and CDK6.", Stable Isotopes
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