Uracil-1,3 D2

Name: Uracil-1,3 D2
Brand: Vaqora Chemicals
SKU: VQ-048779

About Uracil-1,3 D2

Listed under CAS 20666-60-8, Uracil-1,3 D2 is a stable isotope labelled analogue related to Lamivudine available from Vaqora Chemicals. The compound has the formula C4H4N2O2, corresponding to a molecular weight of 114.1 g/mol. Systematically, it is named 1,3-dideuteriopyrimidine-2,4-dione. It is also known as Uracil-d2-1 or 1,3-dideuterouracil.

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.

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. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Uracil-1,3 D2 in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Related to Lamivudine

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

Lamivudine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Uracil-1,3 D2
Catalogue No.	VQ-048779
CAS Number	20666-60-8
IUPAC name	1,3-dideuteriopyrimidine-2,4-dione
Molecular formula	C₄H₄N₂O₂
Molecular weight	114.1 g/mol
Exact mass	114.0398
Grade	Reference Standard
HSN code	38229090
InChIKey	ISAKRJDGNUQOIC-ZSJDYOACSA-N
SMILES	[2H]N1C=CC(=O)N(C1=O)[2H]
PubChem CID	23278348

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.1
H-bond donors / acceptors	2 / 2
TPSA	58.2 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 Uracil-1,3 D2?

The CAS Registry Number of Uracil-1,3 D2 is 20666-60-8. It is also known as Uracil-d2-1, 1,3-dideuterouracil.

What is the molecular formula and molecular weight of Uracil-1,3 D2?

Uracil-1,3 D2 has the molecular formula C4H4N2O2 and a molecular weight of 114.1 g/mol. Its IUPAC name is 1,3-dideuteriopyrimidine-2,4-dione.

What is Uracil-1,3 D2 used for?

Uracil-1,3 D2 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 Uracil-1,3 D2 can I order?

We supply Uracil-1,3 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 Uracil-1,3 D2?

Yes. Every lot of Uracil-1,3 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 Uracil-1,3 D2 be shipped internationally?

Yes. We export Uracil-1,3 D2 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.