Lamivudine EP Impurity A

Name: Lamivudine EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-022916

About Lamivudine EP Impurity A

Listed under CAS 173829-09-9, Lamivudine EP Impurity A is a pharmacopeial impurity of Lamivudine available from Vaqora Chemicals. The compound has the formula C8H9N3O4S, corresponding to a molecular weight of 243.24 g/mol. Systematically, it is named (2R,5S)-5-(4-amino-2-oxopyrimidin-1-yl)-1,3-oxathiolane-2-carboxylic acid. Common synonyms include Lamivudine Carboxylic acid and Lamivudine Acid, Lamivudine EP Impurity A.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Lamivudine, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Lamivudine EP Impurity A in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Lamivudine

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

Lamivudine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Lamivudine EP Impurity A
Catalogue No.	VQ-022916
CAS Number	173829-09-9
IUPAC name	(2R,5S)-5-(4-amino-2-oxopyrimidin-1-yl)-1,3-oxathiolane-2-carboxylic acid
Molecular formula	C₈H₉N₃O₄S
Molecular weight	243.24 g/mol
Exact mass	243.0314
Grade	Reference Standard
HSN code	38229090
InChIKey	PIIRVEZNDVLYQA-CAHLUQPWSA-N
SMILES	C1[C@H](O[C@H](S1)C(=O)O)N2C=CC(=NC2=O)N
PubChem CID	15462288

Physical properties
Physical form	Solid
LogP (XLogP3)	-1
H-bond donors / acceptors	2 / 5
TPSA	131 Å²
Synonyms	Lamivudine Carboxylic acid, Lamivudine Acid, Lamivudine EP Impurity A, Lamivudine - Impurity A, Lamivudine impurity A RS, Lamivudine-carboxylic acid, 5-(4-Amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylic acid, cis-, Lamivudine specified impurity A, Lamivudine Acid, rac Lamivudine Acid, cis-5-(4-amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylic acid, (+/-)-5-(4-Amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylic acid, (2R,5S)-5-(4-amino-2-oxo-1,2-dihydropyrimidin-1-yl)-1,3-oxathiolane-2-carboxylic acid

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 Lamivudine EP Impurity A?

The CAS Registry Number of Lamivudine EP Impurity A is 173829-09-9. It is also known as Lamivudine Carboxylic acid, Lamivudine Acid, Lamivudine EP Impurity A, Lamivudine - Impurity A.

What is the molecular formula and molecular weight of Lamivudine EP Impurity A?

Lamivudine EP Impurity A has the molecular formula C8H9N3O4S and a molecular weight of 243.24 g/mol. Its IUPAC name is (2R,5S)-5-(4-amino-2-oxopyrimidin-1-yl)-1,3-oxathiolane-2-carboxylic acid.

What is Lamivudine EP Impurity A used for?

Lamivudine EP Impurity A is supplied as a characterised reference material related to Lamivudine. 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 Lamivudine EP Impurity A can I order?

We supply Lamivudine EP Impurity A 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 Lamivudine EP Impurity A?

Yes. Every lot of Lamivudine EP Impurity A 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 Lamivudine EP Impurity A be shipped internationally?

Yes. We export Lamivudine EP Impurity A worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.