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Pharmacopeial Impurities (EP / USP / BP)

Pemetrexed EP Impurity B

Reference StandardAvailable on request

Pemetrexed EP Impurity B (CAS 1802552-04-0) supplier Zemixal: C40H40N10O13, COA and SDS with every lot, worldwide shipping.

Pack sizes
Pemetrexed EP Impurity B chemical structure
CAS number1802552-04-0
FormulaC40H40N10O13
Molar mass868.8 g/mol
Physical formSolid
HS code38229090
InChIKeyMYCCYMLLSPAQLR-CGDPJZLSSA-N
IUPAC name(2S)-2-[[4-[2-[2-amino-6-[(5R)-2-amino-5-[2-[4-[[(1S)-1,3-dicarboxypropyl]carbamoyl]phenyl]ethyl]-4,6-dioxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl]-4-oxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl]ethyl]benzoyl]amino]pentanedioic acid

About Pemetrexed EP Impurity B

Pemetrexed EP Impurity B belongs to the Pemetrexed reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 1802552-04-0, formula C40H40N10O13 and molar mass 868.8 g/mol. It is handled as a solid.

Where it is used

  • 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 Pemetrexed

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

Pemetrexed 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 Pemetrexed EP Impurity B
Product namePemetrexed EP Impurity B
Catalogue numberZX-026328
CAS number1802552-04-0
IUPAC name(2S)-2-[[4-[2-[2-amino-6-[(5R)-2-amino-5-[2-[4-[[(1S)-1,3-dicarboxypropyl]carbamoyl]phenyl]ethyl]-4,6-dioxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl]-4-oxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl]ethyl]benzoyl]amino]pentanedioic acid
Molecular formulaC40H40N10O13
Molar mass868.8 g/mol
Exact mass868.2776
GradeReference Standard
Physical formSolid
XLogP3-1.3
H-bond donors / acceptors12 / 15
Topological polar surface area387 Ų
HS code38229090
InChIKeyMYCCYMLLSPAQLR-CGDPJZLSSA-N
SMILESC1=CC(=CC=C1CCC2=C(NC3=C2C(=O)NC(=N3)N)[C@]4(C5=C(NC4=O)N=C(NC5=O)N)CCC6=CC=C(C=C6)C(=O)N[C@@H](CCC(=O)O)C(=O)O)C(=O)N[C@@H](CCC(=O)O)C(=O)O
PubChem CID140309529
SynonymsPemetrexed Disodium Heptahydrate - Impurity B, Pemetrexed R dimer

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 Pemetrexed 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 Pemetrexed EP Impurity B

Which CAS number identifies Pemetrexed EP Impurity B?
Pemetrexed EP Impurity B is registered under CAS 1802552-04-0. You may also see it listed as Pemetrexed Disodium Heptahydrate - Impurity B, Pemetrexed R dimer. Our catalogue number for this item is ZX-026328.
What are the formula and molar mass of Pemetrexed EP Impurity B?
For Pemetrexed EP Impurity B, its formula is C40H40N10O13 and its molar mass is 868.8 g/mol. InChIKey MYCCYMLLSPAQLR-CGDPJZLSSA-N lets you match it in any structure database.
How is Pemetrexed EP Impurity B used in pharmaceutical QC?
Pemetrexed EP Impurity B is a characterised reference material linked to Pemetrexed. 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 Pemetrexed 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 Pemetrexed 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 Pemetrexed EP Impurity B to my country?
Yes. Pemetrexed 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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