Pemetrexed Monomethyl Ester 1(Sodium Salt) 1265908-61-9

Name: Pemetrexed Monomethyl Ester 1(Sodium Salt)
Brand: Vaqora Chemicals
SKU: VQ-013710

About Pemetrexed Monomethyl Ester 1(Sodium Salt)

Listed under CAS 1265908-61-9, Pemetrexed Monomethyl Ester 1(Sodium Salt) is a process intermediate or related compound of Pemetrexed available from Vaqora Chemicals, specified at 93.82% purity. With the molecular formula C21H22N5NaO6, it has a molar mass of 463.4 g/mol. Alternative names: Pemetrexed methyl ester sodium.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Process chemists and analysts use it when developing synthetic routes to Pemetrexed, tracking process-related impurities and validating analytical methods. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. This item is currently in stock for prompt dispatch.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Pemetrexed

View every impurity, metabolite and intermediate we list for Pemetrexed.

Pemetrexed impurities

Specifications & identifiers

Chemical identifiers
Product name	Pemetrexed Monomethyl Ester 1(Sodium Salt)
Catalogue No.	VQ-013710
CAS Number	1265908-61-9
Other CAS	1265908-63-1
IUPAC name	sodium (4S)-4-[[4-[2-(2-amino-4-oxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]amino]-5-methoxy-5-oxopentanoate
Molecular formula	C₂₁H₂₂N₅NaO₆
Molecular weight	463.4 g/mol
Exact mass	463.1468
Grade	Reference Standard
Purity / assay	93.82%
HSN code	2933
InChIKey	ZLKXXVYJMUPVOU-UQKRIMTDSA-M
SMILES	COC(=O)[C@H](CCC(=O)[O-])NC(=O)C1=CC=C(C=C1)CCC2=CNC3=C2C(=O)NC(=N3)N.[Na+]
PubChem CID	169490917

Physical properties
Physical form	Solid
H-bond donors / acceptors	4 / 7
TPSA	179 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Pemetrexed Monomethyl Ester 1(Sodium Salt)?

The CAS Registry Number of Pemetrexed Monomethyl Ester 1(Sodium Salt) is 1265908-61-9. It is also known as Pemetrexed methyl ester sodium.

What is the molecular formula and molecular weight of Pemetrexed Monomethyl Ester 1(Sodium Salt)?

Pemetrexed Monomethyl Ester 1(Sodium Salt) has the molecular formula C21H22N5NaO6 and a molecular weight of 463.4 g/mol. Its IUPAC name is sodium (4S)-4-[[4-[2-(2-amino-4-oxo-3,7-dihydropyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]amino]-5-methoxy-5-oxopentanoate.

What is Pemetrexed Monomethyl Ester 1(Sodium Salt) used for?

Pemetrexed Monomethyl Ester 1(Sodium Salt) is supplied as a characterised reference material related to Pemetrexed. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Pemetrexed Monomethyl Ester 1(Sodium Salt) can I order?

We supply Pemetrexed Monomethyl Ester 1(Sodium Salt) in Reference Standard (93.82%) grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Pemetrexed Monomethyl Ester 1(Sodium Salt)?

Yes. Every lot of Pemetrexed Monomethyl Ester 1(Sodium Salt) is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Pemetrexed Monomethyl Ester 1(Sodium Salt) be shipped internationally?

Yes. We export Pemetrexed Monomethyl Ester 1(Sodium Salt) worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.