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Pharmacopeial Impurities (EP / USP / BP)

Cladribine EP Impurity B

Reference StandardAvailable on request

Buy Cladribine EP Impurity B (CAS 24757-70-8) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-021238.

Pack sizes
Cladribine EP Impurity B chemical structure
CAS number24757-70-8
FormulaC11H15N5O4
Molar mass281.27 g/mol
Physical formSolid
HS code38229090
InChIKeyHGRICISHTIAZJG-RRKCRQDMSA-N
IUPAC name(2R,3S,5R)-5-(6-amino-2-methoxypurin-9-yl)-2-(hydroxymethyl)oxolan-3-ol

About Cladribine EP Impurity B

Analytical teams working on Cladribine use Cladribine EP Impurity B as a qualified comparison standard. Key data (Reference Standard): CAS 24757-70-8, formula C11H15N5O4 and molar mass 281.27 g/mol. It is handled as a solid.

Use cases we see most often

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with 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 Cladribine

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

Cladribine standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Cladribine EP Impurity B
Product nameCladribine EP Impurity B
Catalogue numberZX-021238
CAS number24757-70-8
IUPAC name(2R,3S,5R)-5-(6-amino-2-methoxypurin-9-yl)-2-(hydroxymethyl)oxolan-3-ol
Molecular formulaC11H15N5O4
Molar mass281.27 g/mol
Exact mass281.1124
GradeReference Standard
Physical formSolid
XLogP30.1
H-bond donors / acceptors3 / 8
Topological polar surface area129 Ų
HS code38229090
InChIKeyHGRICISHTIAZJG-RRKCRQDMSA-N
SMILESCOC1=NC(=C2C(=N1)N(C=N2)[C@H]3C[C@@H]([C@H](O3)CO)O)N
PubChem CID10265713
SynonymsCladribine - Impurity B, 2-Methoxy-2'-deoxyadenosine, 2'-Deoxy-2-methoxyadenosine, Adenosine, 2'-deoxy-2-methoxy-, (2R,3S,5R)-5-(6-Amino-2-methoxy-9H-purin-9-yl)-2-(hydroxymethyl)tetrahydrofuran-3-ol, 2-Methoxy 2'-Deoxyadenosine, (2R,3S,5R)-5-(6-amino-2-methoxy-9H-purin-9-yl)-2-(hydroxymethyl)oxolan-3-ol, Adenosine, 2'-deoxy-2-methoxy- (8CI,9CI), 9-(2-Deoxy-beta-D-ribofuranosyl)-2-methoxyadenine, 2-Methoxy-6-amino-9-(2-deoxy-beta-D-erythro-pentofuranosyl)purine, (2R,3S,5R)-5-(6-amino-2-methoxy-purin-9-yl)-2-(hydroxymethyl)tetrahydrofuran-3-ol

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 Cladribine EP Impurity B
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 Cladribine EP Impurity B

Which CAS number identifies Cladribine EP Impurity B?
Cladribine EP Impurity B is registered under CAS 24757-70-8. You may also see it listed as Cladribine - Impurity B, 2-Methoxy-2'-deoxyadenosine, 2'-Deoxy-2-methoxyadenosine. Our catalogue number for this item is ZX-021238.
What are the formula and molar mass of Cladribine EP Impurity B?
For Cladribine EP Impurity B, its formula is C11H15N5O4 and its molar mass is 281.27 g/mol. The systematic (IUPAC) name is (2R,3S,5R)-5-(6-amino-2-methoxypurin-9-yl)-2-(hydroxymethyl)oxolan-3-ol. InChIKey HGRICISHTIAZJG-RRKCRQDMSA-N lets you match it in any structure database.
How is Cladribine EP Impurity B used in pharmaceutical QC?
Cladribine EP Impurity B is a characterised reference material linked to Cladribine. 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 Cladribine EP Impurity B?
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 Cladribine EP Impurity B?
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 Cladribine EP Impurity B to my country?
Yes. Cladribine EP Impurity B ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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