| ID | CAS | Name | Synonyms | Molecular Formula | Category |
|---|---|---|---|---|---|
| 1 | 1922954-30-0 | Palbociclib Impurity 60 | Palbociclib Impurity 60 1-Piperazinecarboxylic acid, 4-[1-(6-bromo-8-cyclopentyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)-1,6-dihydro-6-imino-3-pyridinyl]-, 1,1-dimethylethyl ester | ||
| 2 | 571188-82-4 | 1-Piperazinecarboxylic acid, 4-[6-[(6-bromo-8-cyclopentyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-, 1,1-dimethylethyl ester | Palbociclib-016 Palbociclib Intermediate 4 tert-butyl 4-[6-[(6-bromo-8-cyclopentyl-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]pyridin-3-yl]p tert-butyl 4-{6-[(6-bromo-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino]pyridin-3-yl}piperazine-1-carboxylat tert-butyl 4-(6-((6-broMo-8-cyclopentyl-5-Methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyriMidin-2-yl)aMino)pyridin-3-yl)piperazine-1-carboxylate 4-[6-(6-BROMO-8-CYCLOPENTYL-5-METHYL-7-OXO-7,8-DIHYDRO-PYRIDO[2,3-D]PYRIMIDIN-2-YLAMINO)-PYRIDIN-3-YL]-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER 4-[6-[(6-Bromo-8-cyclopentyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid 1,1-dimethylethyl ester 1-Piperazinecarboxylic acid, 4-[6-[(6-broMo-8-cyclopentyl-7,8-dihydro-5-Methyl-7-oxopyrido[2,3-d]pyriMidin-2-yl)aMino]-3-pyridinyl]-, 1,1-diMethylethyl ester 1-Piperazinecarboxylic acid, 4-[6-[(6-bromo-8-cyclopentyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-, 1,1-dimethylethyl ester 4- [6- (6-bromo-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydro-pyrido [2,3-d] pyrimidin -2- ylamino) - pyridine 3-yl] - piperazine-1- carboxylic acid tert-butyl ester |
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