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API Impurities

Palbociclib Impurity 48

Reference StandardIn stock

Palbociclib Impurity 48 (CAS 1013916-37-4) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
Palbociclib Impurity 48 chemical structure
CAS number1013916-37-4
FormulaC13H14ClN3O
Molar mass263.72 g/mol
Physical formSolid
HS code38229090
InChIKeyBSKNQSYIDZUXQT-UHFFFAOYSA-N
IUPAC name2-chloro-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7-one

About Palbociclib Impurity 48

Palbociclib Impurity 48 is supplied by Zemixal as a characterised reference material for Palbociclib analysis. Identity at a glance (Reference Standard): CAS 1013916-37-4, formula C13H14ClN3O and molar mass 263.72 g/mol. It is handled as a solid.

Where it is used

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

Safe handling

Classified under GHS with signal word Warning and hazard statements H302, H315, H319 and H335. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg, 100 mg and 250 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

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

Specifications and identifiers

Specifications of Palbociclib Impurity 48
Product namePalbociclib Impurity 48
Catalogue numberZX-005070
CAS number1013916-37-4
IUPAC name2-chloro-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7-one
Molecular formulaC13H14ClN3O
Molar mass263.72 g/mol
Exact mass263.0825
GradeReference Standard
Physical formSolid
XLogP32.3
H-bond donors / acceptors0 / 3
Topological polar surface area46.1 Ų
HS code38229090
InChIKeyBSKNQSYIDZUXQT-UHFFFAOYSA-N
SMILESCC1=CC(=O)N(C2=NC(=NC=C12)Cl)C3CCCC3
PubChem CID44248248
Synonyms2-Chloro-8-cyclopentyl-5-methyl-8H-pyrido[2,3-d]pyrimidin-7-one, 2-Chloro-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7(8H)-one, 2-chloro-8-cyclopentyl-5-methyl-8H-pyrido(2,3-d)pyrimidin-7-one, 2-Chloro-8-cyclopentyl-5-methylpyrido(2,3-d)pyrimidin-7(8H)-one, 2-Chloro-8-cyclopentyl-5-methyl-7H,8H-pyrido[2,3-d]pyrimidin-7-one, Pyrido[2,3-d]pyrimidin-7(8H)-one, 2-chloro-8-cyclopentyl-5-methyl-, 2-?Chloro-?8-?cyclopentyl-?5-?methyl-?8H-?pyrido[2,?3-?d]?pyrimidin-?7-?one, Palbociclib Impurity 105, CS-B0328, Pyrido[2,3-d]pyrimidin-7(8H)-one, 2-chlor, 2-chloro-8-cyclopentyl-5-methyl-pyrido[2,3-d]pyrimidin-7-one, 2-Chloro-8-cyclopentyl-5-methylpyrido-[2,3-d]pyrimidin-7(8H)-one

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Palbociclib Impurity 48
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 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 Palbociclib Impurity 48

Which CAS number identifies Palbociclib Impurity 48?
Palbociclib Impurity 48 is registered under CAS 1013916-37-4. You may also see it listed as 2-Chloro-8-cyclopentyl-5-methyl-8H-pyrido[2,3-d]pyrimidin-7-one, 2-Chloro-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7(8H)-one, 2-chloro-8-cyclopentyl-5-methyl-8H-pyrido(2,3-d)pyrimidin-7-one. Our catalogue number for this item is ZX-005070.
What are the formula and molar mass of Palbociclib Impurity 48?
For Palbociclib Impurity 48, its formula is C13H14ClN3O and its molar mass is 263.72 g/mol. The systematic (IUPAC) name is 2-chloro-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7-one. InChIKey BSKNQSYIDZUXQT-UHFFFAOYSA-N lets you match it in any structure database.
How is Palbociclib Impurity 48 used in pharmaceutical QC?
Palbociclib Impurity 48 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 Palbociclib Impurity 48?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Palbociclib Impurity 48?
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 Palbociclib Impurity 48 to my country?
Yes. Because Palbociclib Impurity 48 is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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