tert-Butyl 4-(6-((8-cyclopentyl-5-methyl-7-oxo-6-vinyl-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate
4-[6-[(8-环戊基-6-乙烯基-7,8-二氢-5-甲基-7-氧代吡啶并[2,3-d]嘧啶-2-基)氨基]-3-吡啶基]-1-哌嗪羧酸叔丁酯
Also known as: Palbociclib Impurity 50, Palbociclib-020, Palbociclib Impurity 27, Palbociclib Impurity 76, Palbociclib Impurity V, 4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester, 1-Piperazinecarboxylic acid, 4-[6-[(8-cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-, 1,1-dimethylethyl ester, 4-[6-[(8-Cyclopentyl-6-ethenyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid 1,1-dimethylethyl ester
tert-Butyl 4-(6-((8-cyclopentyl-5-methyl-7-oxo-6-vinyl-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate (CAS 1941177-45-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C29H37N7O3 and a molecular weight of 531.65 g/mol. It is also known as Palbociclib Impurity 50, Palbociclib-020 and Palbociclib Impurity 27. Key property: a density of 1.288±0.06 g/cm3 (20 ºC 760 Torr). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1941177-45-2
- Jingsj CID
- J-1315642-2
- Molecular Formula
- C29H37N7O3
- Chinese Name
- 4-[6-[(8-环戊基-6-乙烯基-7,8-二氢-5-甲基-7-氧代吡啶并[2,3-d]嘧啶-2-基)氨基]-3-吡啶基]-1-哌嗪羧酸叔丁酯
- Molecular Weight
- 531.65 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Density | 1.288±0.06 g/cm3 (20 ºC 760 Torr) |
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Frequently Asked Questions
What is the CAS number of tert-Butyl 4-(6-((8-cyclopentyl-5-methyl-7-oxo-6-vinyl-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate?
The CAS number of tert-Butyl 4-(6-((8-cyclopentyl-5-methyl-7-oxo-6-vinyl-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate is 1941177-45-2.
What are the molecular formula and molecular weight of tert-Butyl 4-(6-((8-cyclopentyl-5-methyl-7-oxo-6-vinyl-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate?
tert-Butyl 4-(6-((8-cyclopentyl-5-methyl-7-oxo-6-vinyl-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate has molecular formula C29H37N7O3 and molecular weight 531.65 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "tert-Butyl 4-(6-((8-cyclopentyl-5-methyl-7-oxo-6-vinyl-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate (CAS 1941177-45-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1315642-2 (accessed 2026-10-24).
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