Uridine-5,6-d2

About Uridine-5,6-d2

Uridine-5,6-d2 is a stable isotope labelled analogue related to Uridine carrying the CAS registry number 40632-21-1. The compound has the formula C9H12N2O6, corresponding to a molecular weight of 246.21 g/mol. Systematically, it is named 5,6-dideuterio-1-[(2R,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Its mass shift relative to the unlabelled analyte makes it a dependable internal standard for LC-MS/MS assays, improving accuracy in bioanalysis, therapeutic drug monitoring and method validation. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Uridine-5,6-d2 is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Related to Uridine

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

Uridine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Uridine-5,6-d2
Catalogue No.	VQ-042761
CAS Number	40632-21-1
IUPAC name	5,6-dideuterio-1-[(2R,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione
Molecular formula	C₉H₁₂N₂O₆
Molecular weight	246.21 g/mol
Exact mass	246.0821
Grade	Reference Standard
HSN code	38229090
InChIKey	DRTQHJPVMGBUCF-TTYVMISXSA-N
SMILES	[2H]C1=C(N(C(=O)NC1=O)[C@H]2C([C@H]([C@H](O2)CO)O)O)[2H]
PubChem CID	46783218

Physical properties
Physical form	Solid
LogP (XLogP3)	-2
H-bond donors / acceptors	4 / 6
TPSA	119 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 Uridine-5,6-d2?

The CAS Registry Number of Uridine-5,6-d2 is 40632-21-1. It is also known as 1-[(2xi)-beta-D-threo-Pentofuranosyl](5,6-~2~H_2_)pyrimidine-2,4(1H,3H)-dione.

What is the molecular formula and molecular weight of Uridine-5,6-d2?

Uridine-5,6-d2 has the molecular formula C9H12N2O6 and a molecular weight of 246.21 g/mol. Its IUPAC name is 5,6-dideuterio-1-[(2R,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione.

What is Uridine-5,6-d2 used for?

Uridine-5,6-d2 is supplied as a characterised reference material related to Uridine. 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 Uridine-5,6-d2 can I order?

We supply Uridine-5,6-d2 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 Uridine-5,6-d2?

Yes. Every lot of Uridine-5,6-d2 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 Uridine-5,6-d2 be shipped internationally?

Yes. We export Uridine-5,6-d2 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.