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API Impurities

2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid

Reference StandardAvailable on request

2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid (CAS 2639903-34-5) supplier Zemixal…

Pack sizes
2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid chemical structure
CAS number2639903-34-5
FormulaC13H15BrClN3O2
Molar mass360.63 g/mol
Physical formSolid
HS code38229090
InChIKeyRZRRWBHXXJYFOE-UHFFFAOYSA-N
IUPAC name2-bromo-3-[2-chloro-4-(cyclopentylamino)pyrimidin-5-yl]but-2-enoic acid

About 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid

Zemixal lists 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid for laboratories that identify, quantify or control Palbociclib and its related substances. Key data (Reference Standard): CAS 2639903-34-5, formula C13H15BrClN3O2 and molar mass 360.63 g/mol. It is handled as a solid.

Where it is used

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Palbociclib

See every impurity, metabolite and related compound we list for this API.

Palbociclib standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid
Product name2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid
Catalogue numberZX-031712
CAS number2639903-34-5
IUPAC name2-bromo-3-[2-chloro-4-(cyclopentylamino)pyrimidin-5-yl]but-2-enoic acid
Molecular formulaC13H15BrClN3O2
Molar mass360.63 g/mol
Exact mass359.0036
GradeReference Standard
Physical formSolid
XLogP34.2
H-bond donors / acceptors2 / 5
Topological polar surface area75.1 Ų
HS code38229090
InChIKeyRZRRWBHXXJYFOE-UHFFFAOYSA-N
SMILESCC(=C(C(=O)O)Br)C1=CN=C(N=C1NC2CCCC2)Cl
PubChem CID176475641

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid

Which CAS number identifies 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid?
2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid is registered under CAS 2639903-34-5. Our catalogue number for this item is ZX-031712.
What are the formula and molar mass of 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid?
For 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid, its formula is C13H15BrClN3O2 and its molar mass is 360.63 g/mol. The systematic (IUPAC) name is 2-bromo-3-[2-chloro-4-(cyclopentylamino)pyrimidin-5-yl]but-2-enoic acid. InChIKey RZRRWBHXXJYFOE-UHFFFAOYSA-N lets you match it in any structure database.
How is 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid used in pharmaceutical QC?
2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid is a characterised reference material linked to Palbociclib. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid to my country?
Yes. 2-Bromo-3-[2-chloro-4-(cyclopentylamino)-5-pyrimidinyl]-2-butenoic Acid ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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