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API Process Intermediates & Related Compounds

Pemetrexed-5-methyl Ester

Reference StandardAvailable on request

Pemetrexed-5-methyl Ester (CAS 1265908-64-2) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-012771.

Pack sizes
Pemetrexed-5-methyl Ester chemical structure
CAS number1265908-64-2
FormulaC21H23N5O6
Molar mass441.4 g/mol
Physical formSolid
HS code2933
InChIKeyKHRSEJRFFOKXIA-AWEZNQCLSA-N
IUPAC name(2S)-2-[[4-[2-(2-amino-4-oxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]amino]-5-methoxy-5-oxopentanoic acid

About Pemetrexed-5-methyl Ester

Pemetrexed-5-methyl Ester sits in our API Process Intermediates & Related Compounds section and ships worldwide from stock or short lead time. Key data (Reference Standard): CAS 1265908-64-2, formula C21H23N5O6 and molar mass 441.4 g/mol. It is handled as a solid.

Use cases we see most often

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Handling and storage

Handle with the usual laboratory precautions and consult the SDS supplied with each lot.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Pemetrexed

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

Pemetrexed standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Pemetrexed-5-methyl Ester
Product namePemetrexed-5-methyl Ester
Catalogue numberZX-012771
CAS number1265908-64-2
Other CAS numbers1265908-60-8
IUPAC name(2S)-2-[[4-[2-(2-amino-4-oxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]amino]-5-methoxy-5-oxopentanoic acid
Molecular formulaC21H23N5O6
Molar mass441.4 g/mol
Exact mass441.1648
GradeReference Standard
Physical formSolid
XLogP30.5
H-bond donors / acceptors5 / 7
Topological polar surface area176 Ų
HS code2933
InChIKeyKHRSEJRFFOKXIA-AWEZNQCLSA-N
SMILESCOC(=O)CC[C@@H](C(=O)O)NC(=O)C1=CC=C(C=C1)CCC2=CNC3=C2C(=O)NC(=N3)N
PubChem CID136635860
SynonymsPemetrexed Monomethyl Ester 2, Pemetrexed-5-methylEster

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-5-methyl Ester
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-5-methyl Ester

Which CAS number identifies Pemetrexed-5-methyl Ester?
Pemetrexed-5-methyl Ester is registered under CAS 1265908-64-2. You may also see it listed as Pemetrexed Monomethyl Ester 2, Pemetrexed-5-methylEster. Our catalogue number for this item is ZX-012771.
What are the formula and molar mass of Pemetrexed-5-methyl Ester?
For Pemetrexed-5-methyl Ester, its formula is C21H23N5O6 and its molar mass is 441.4 g/mol. The systematic (IUPAC) name is (2S)-2-[[4-[2-(2-amino-4-oxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]amino]-5-methoxy-5-oxopentanoic acid. InChIKey KHRSEJRFFOKXIA-AWEZNQCLSA-N lets you match it in any structure database.
How is Pemetrexed-5-methyl Ester used in pharmaceutical QC?
Pemetrexed-5-methyl Ester 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-5-methyl Ester?
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-5-methyl Ester?
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-5-methyl Ester to my country?
Yes. Pemetrexed-5-methyl Ester ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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