Pemetrexed 6-Oxo Diacid Impurity

Name: Pemetrexed 6-Oxo Diacid Impurity
Brand: Vaqora Chemicals
SKU: VQ-027412

About Pemetrexed 6-Oxo Diacid Impurity

Pemetrexed 6-Oxo Diacid Impurity (CAS 193281-00-4) is an impurity of Pemetrexed offered by Vaqora Chemicals. Formula C20H21N5O7, molecular weight 443.4 g/mol. It is also known as Pemetrexed Keto impurity (Mixture of isomers) or Pemetrexed Keto Impurity.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Pemetrexed to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Pemetrexed 6-Oxo Diacid Impurity in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Pemetrexed

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

Pemetrexed impurities

Specifications & identifiers

Chemical identifiers
Product name	Pemetrexed 6-Oxo Diacid Impurity
Catalogue No.	VQ-027412
CAS Number	193281-00-4
IUPAC name	(2S)-2-[[4-[2-(2-amino-4,6-dioxo-5,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]amino]pentanedioic acid
Molecular formula	C₂₀H₂₁N₅O₇
Molecular weight	443.4 g/mol
Exact mass	443.1441
Grade	Reference Standard
HSN code	38229090
InChIKey	YVRHJHKPTURIID-KIYNQFGBSA-N
SMILES	C1=CC(=CC=C1CCC2C3=C(NC2=O)N=C(NC3=O)N)C(=O)N[C@@H](CCC(=O)O)C(=O)O
PubChem CID	135565729

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.1
H-bond donors / acceptors	6 / 8
TPSA	200 Å²
Synonyms	Pemetrexed Keto impurity (Mixture of isomers), Pemetrexed Keto Impurity, Ketopemetrexed Impurity, 6-Ketopemetrexed, Pemetrexed Impurity F, Pemetrexed Impurity 15 (Mixture of Diastereomers)

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 6-Oxo Diacid Impurity?

The CAS Registry Number of Pemetrexed 6-Oxo Diacid Impurity is 193281-00-4. It is also known as Pemetrexed Keto impurity (Mixture of isomers), Pemetrexed Keto Impurity, Ketopemetrexed Impurity.

What is the molecular formula and molecular weight of Pemetrexed 6-Oxo Diacid Impurity?

Pemetrexed 6-Oxo Diacid Impurity has the molecular formula C20H21N5O7 and a molecular weight of 443.4 g/mol. Its IUPAC name is (2S)-2-[[4-[2-(2-amino-4,6-dioxo-5,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]amino]pentanedioic acid.

What is Pemetrexed 6-Oxo Diacid Impurity used for?

Pemetrexed 6-Oxo Diacid Impurity 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 6-Oxo Diacid Impurity can I order?

We supply Pemetrexed 6-Oxo Diacid Impurity in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Pemetrexed 6-Oxo Diacid Impurity?

Yes. Every lot of Pemetrexed 6-Oxo Diacid Impurity 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 6-Oxo Diacid Impurity be shipped internationally?

Yes. We export Pemetrexed 6-Oxo Diacid Impurity worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.