MolGraph
CompoundsDocumentationComplianceAbout
MolGraph

Research chemical sourcing and molecular building block RFQ workflows.

MolGraph is operated by Tessorix Inc.

support@molgraph.com

Products are intended for laboratory research use only and are not for human or veterinary use.

Compounds

  • Compound catalog
  • CAS Search

Company

  • About
  • Contact

Documentation

  • Quality Documentation
  • SDS Disclaimer

Compliance

  • Compliance

Legal

  • Terms
  • Privacy

Copyright © 2026 MolGraph. All Rights Reserved.

Home/Compounds/CAS 571190-30-2
Formula C24H29N7O2MW 447.5Research-use catalog entryCOA/SDS by request

Palbociclib

CAS Number: 571190-30-2

Sourcing & RFQ

Submit an RFQ to review pricing, availability, lead time, pack size, purity, COA, and supplier SDS for this catalog entry.

Available options

Available Options

Package
1 g
Purity
99%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
1 mg
Purity
99%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
10 mg
Purity
99%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
100 mg
Purity
99%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
25 g
Purity
99%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
250 mg
Purity
99%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
5 g
Purity
99%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required
Package
5 mg
Purity
99%
Price
Request review
Availability
Shipping review required
Delivery
Shipping review required

Shipping review is required before pricing or stock can be confirmed publicly. Shipping, duties, and documentation fees are confirmed before order acceptance.

Loading RDKit molecule structure...
InChIKey: AHJRHEGDXFFMBM-UHFFFAOYSA-NC24H29N7O2 | MW 447.5

Chemical Absolute Identifiers

CAS Number

571190-30-2

PubChem CID

5330286

Molecular Formula

C24H29N7O2

Molecular Weight

447.5 g/mol

Exact Mass

447.238273

InChIKey

AHJRHEGDXFFMBM-UHFFFAOYSA-N

IUPAC Name

6-acetyl-8-cyclopentyl-5-methyl-2-[(5-piperazin-1-yl-2-pyridinyl)amino]pyrido[2,3-d]pyrimidin-7-one

SMILES String

CC(=O)c1c(C)c2cnc(Nc3ccc(N4CCNCC4)cn3)nc2n(C2CCCC2)c1=O

Physical Properties

Melting Point

263–266 °C

Boiling Point

711.5 °C

Water Solubility

1 mol/L

pKa

7.4

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

Palbociclib (CAS 571190-30-2) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C24H29N7O2 and molecular weight 447. 50 g/mol.

Sourcing context

Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.

Research use context

Intended for research-stage medicinal chemistry and intermediate synthesis workflows; structure-derived tags include nitrogen-containing heterocycle.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Applications & Classification

Pharmaceutical Intermediate ResearchResearch intermediateCustom synthesis building blockPharmaceutical intermediate researchResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow
Biological target reference

ChEMBL reports experimental activity evidence for: CDK6/cyclin D1 (Homo sapiens) — 14 assays; CDK4/Cyclin D3 (Homo sapiens) — 11 assays; Cyclin-dependent kinase 4/cyclin D1 (Homo sapiens) — 31 assays; CDK9/cyclin T1 (Homo sapiens) — 8 assays; CDK6/cyclin D3 (Homo sapiens) — 13 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.

CDK6/cyclin D1

Homo sapiens · PROTEIN COMPLEX · 14 qualifying assays · 9 documents · best pChEMBL 9.7

Experimental evidence source: ChEMBL

CDK4/Cyclin D3

Homo sapiens · PROTEIN COMPLEX · 11 qualifying assays · 6 documents · best pChEMBL 9.59

Experimental evidence source: ChEMBL

Cyclin-dependent kinase 4/cyclin D1

Homo sapiens · PROTEIN COMPLEX · 31 qualifying assays · 18 documents · best pChEMBL 9.1

Experimental evidence source: ChEMBL

CDK9/cyclin T1

Homo sapiens · PROTEIN COMPLEX · 8 qualifying assays · 6 documents · best pChEMBL 9

Experimental evidence source: ChEMBL

CDK6/cyclin D3

Homo sapiens · PROTEIN COMPLEX · 13 qualifying assays · 10 documents · best pChEMBL 8.4

Experimental evidence source: ChEMBL

Safety & Handling

Safety and handling reference content is available through documentation requests.

For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.

Preliminary Safety Reference

For supplier-issued SDS or COA, submit a documentation request.

Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

Palbociclib

Names & Synonyms

IbrancePD 03329916-acetyl-8-cyclopentyl-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-onePD 3329916-Acetyl-8-cyclopentyl-5-methyl-2-(5-piperazin-1-ylpyridin-2-ylamino)-8H-pyrido(2,3-d)pyrimidin-7-one
Show all synonyms
6-Acetyl-8-cyclopentyl-5-methyl-2-[[5-(piperazin-1-yl)pyridin-2-yl]amino]-8H-pyrido[2,3-d]pyrimidin-7-one6-acetyl-8-cyclopentyl-5-methyl-2-{[5-(piperazin-1-yl)pyridin-2-yl]amino}pyrido[2,3-d]pyrimidin-7(8H)-onePyrido[2,3-d]pyrimidin-7(8H)-one, 6-acetyl-8-cyclopentyl-5-methyl-2-[[5-(1-piperazinyl)-2-pyridinyl]amino]-Pyrido(2,3-d)pyrimidin-7(8H)-one, 6-acetyl-8-cyclopentyl-5-methyl-2-((5-(1-piperazinyl)-2-pyridinyl)amino)-palbociclibum6-ACETYL-8-CYCLOPENTYL-5-METHYL-2-((5-(PIPERAZIN-1-YL)PYRIDIN-2-YL)AMINO)-8H-PYRIDO(2,3-D)PYRIMIDIN-7-ONE6-acetyl-8-cyclopentyl-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido(2,3-d)pyrimidin-7(8H)-one6-acetyl-8-cyclopentyl-5-methyl-2-((5-piperazin-1-ylpyridin-2-yl)amino)pyrido(6,5-d)pyrimidin-7-one6-acetyl-8-cyclopentyl-5-methyl-2-[(5-piperazin-1-ylpyridin-2-yl)amino]pyrido[6,5-d]pyrimidin-7-onePD 9916-ACETYL-8-CYCLOPENTYL-5-METHYL-2-[(5-PIPERAZIN-1-YLPYRIDIN-2-YL)AMINO]PYRIDO[2,3-D]PYRIMIDIN-7(8H)-ONEPalbociclib(PD0332991)LQQPalbociclib free base2euf
External Identifiers
EC NUMBER: 804-556-2EC NUMBER: 810-186-2DSSTOX SUBSTANCE ID: DTXSID40972590CHEMBL ID: CHEMBL189963CHEBI ID: CHEBI:85993UNII: G9ZF61LE7GDRUGBANK ID: DB09073HMDB ID: HMDB0256084KEGG ID: D10372METABOLOMICS WORKBENCH ID: 152128NCI THESAURUS CODE: C49176PHARMGKB ID: PA166153469RXCUI: 1601374WIKIDATA ID: Q15269707
Literature & Patent References
DOI 10.1016/j.bmc.2025.118085Novel dual-targeting PROTAC degraders of GSK-3β and CDK5: A promising approach for pancreatic cancer treatment.DOI 10.1016/j.ejmech.2025.117465Combination therapy and dual-target inhibitors based on cyclin-dependent kinases (CDKs): Emerging strategies for cancer therapy.DOI 10.1016/j.ejmech.2025.117503Discovery of potent and selective CDK2 inhibitors with high safety and favorable bioavailability for the treatment of cancer.DOI 10.1021/acs.jmedchem.4c01686Elucidating Binding Selectivity in Cyclin-Dependent Kinases 4, 6, and 9: Development of Highly Potent and Selective CDK4/9 Inhibitors.DOI 10.1021/acs.jmedchem.5c01058Design and Synthesis of PARP/CDK6 Dual-Target Inhibitors Modulating of Wnt/β-Catenin Signaling Pathway for the Treatment of BRCA Wild-Type TNBC.PMID 39754579Elucidating Binding Selectivity in Cyclin-Dependent Kinases 4, 6, and 9: Development of Highly Potent and Selective CDK4/9 Inhibitors.PMID 39892097Novel dual-targeting PROTAC degraders of GSK-3β and CDK5: A promising approach for pancreatic cancer treatment.PMID 40037064Combination therapy and dual-target inhibitors based on cyclin-dependent kinases (CDKs): Emerging strategies for cancer therapy.

Documentation & Compliance Facts

Compliance Facts

Shipment review: Required

Documentation available by request

Certificate of Analysis (COA): By request

Supplier Safety Data Sheet (SDS): By request

Purity and pack size confirmation: By request

Availability and lead time review: Confirmed by RFQ

Shipment documentation review: By request

For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference

What happens after RFQ

  1. 1We review the CAS identity, quantity, and documentation request.
  2. 2We check sourcing options, supplier availability, COA/SDS, purity, pack size, and lead time.
  3. 3We review destination and shipment documentation needs when applicable.
  4. 4We follow up with a quotation or clarification request.

Text Reference Cues

Show non-linked catalog cues

Non-public related references

tert-Butyl 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-carboxylateCAS 571188-82-4
tert-Butyl 4-(6-((6-(1-Butoxyethenyl)-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydro-pyrido(2,3-d)pyrimidin-2-yl)amino)-pyridin-3-yl)-piperazine-1-carboxylateCAS 866084-31-3
6-acetyl-2-chloro-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7(8H)-oneCAS 1651214-73-1
6-Bromo-2-chloro-8-cyclopentyl-5-methyl-8H-pyrido(2,3-d)pyrimidin-7-oneCAS 1016636-76-2
6-bromo-8-cyclopentyl-5-methyl-2-methylsulfanyl-8H-pyrido[2,3-d]pyrimidin-7-oneCAS 362656-25-5

Non-public references are shown as text only and do not imply equivalence, availability, or shared use.

Catalog navigation

Related Catalog Entries

Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.

CAS 120685-11-2MidostaurinCAS 62996-74-1StaurosporineCAS 443913-73-3VandetanibCAS 571188-82-4tert-Butyl 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-carboxylateCAS 866084-31-3tert-Butyl 4-(6-((6-(1-Butoxyethenyl)-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydro-pyrido(2,3-d)pyrimidin-2-yl)amino)-pyridin-3-yl)-piperazine-1-carboxylateCAS 1651214-73-16-acetyl-2-chloro-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7(8H)-oneCAS 1231929-97-7AbemaciclibCAS 871700-17-3TrametinibCAS 1002310-00-0Tert-butyl 1-(2-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethylcarbamateCAS 1005174-17-3(E)-3-(2-Propyl-6-(trifluoromethyl)pyridin-3-yl)acrylic acid

RFQ questions for CAS 571190-30-2

What are the key identifiers for Palbociclib (CAS 571190-30-2)?

Palbociclib is identified by CAS 571190-30-2, with molecular formula C24H29N7O2, molecular weight 447.5, InChIKey AHJRHEGDXFFMBM-UHFFFAOYSA-N.

Does CAS 571190-30-2 have reported biological target evidence?

ChEMBL contains qualifying experimental assay evidence associated with CDK6/cyclin D1, CDK4/Cyclin D3, Cyclin-dependent kinase 4/cyclin D1, CDK9/cyclin T1, CDK6/cyclin D3. These records do not establish therapeutic efficacy or clinical use.

Can I request a COA for CAS 571190-30-2?

Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.

Can I request supplier SDS for Palbociclib?

Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.

Is CAS 571190-30-2 available for quotation?

Availability, pack size, lead time, and pricing are confirmed through RFQ.

Can MolGraph support bulk sourcing or custom synthesis review?

Submit the CAS number, quantity, purity requirement, and destination country for sourcing review.