Propylthiouracil-d5

Name: Propylthiouracil-d5
Brand: Vaqora Chemicals
SKU: VQ-041748

About Propylthiouracil-d5

Propylthiouracil-d5 is a stable isotope labelled analogue related to Uracil carrying the CAS registry number 1189423-94-6. Formula C7H10N2OS, molecular weight 175.27 g/mol. Systematically, it is named 6-(2,2,3,3,3-pentadeuteriopropyl)-2-sulfanylidene-1H-pyrimidin-4-one.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This isotope-labelled compound is used as an internal standard for LC-MS and LC-MS/MS quantitation of Uracil and related analytes in bioanalytical, pharmacokinetic and impurity studies. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Propylthiouracil-d5 is dispatched with a Certificate of Analysis (COA) to destinations worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Related to Uracil

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

Uracil impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Propylthiouracil-d5
Catalogue No.	VQ-041748
CAS Number	1189423-94-6
IUPAC name	6-(2,2,3,3,3-pentadeuteriopropyl)-2-sulfanylidene-1H-pyrimidin-4-one
Molecular formula	C₇H₁₀N₂OS
Molecular weight	175.27 g/mol
Exact mass	175.0828
Grade	Reference Standard
HSN code	38229090
InChIKey	KNAHARQHSZJURB-ZBJDZAJPSA-N
SMILES	[2H]C([2H])([2H])C([2H])([2H])CC1=CC(=O)NC(=S)N1
PubChem CID	57369380

Physical properties
Physical form	Solid
LogP (XLogP3)	0.8
H-bond donors / acceptors	2 / 2
TPSA	73.2 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 Propylthiouracil-d5?

The CAS Registry Number of Propylthiouracil-d5 is 1189423-94-6. It is also known as 6-(2,2,3,3,3-pentadeuteriopropyl)-2-thioxo-1H-pyrimidin-4-one.

What is the molecular formula and molecular weight of Propylthiouracil-d5?

Propylthiouracil-d5 has the molecular formula C7H10N2OS and a molecular weight of 175.27 g/mol. Its IUPAC name is 6-(2,2,3,3,3-pentadeuteriopropyl)-2-sulfanylidene-1H-pyrimidin-4-one.

What is Propylthiouracil-d5 used for?

Propylthiouracil-d5 is supplied as a characterised reference material related to Uracil. 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 Propylthiouracil-d5 can I order?

We supply Propylthiouracil-d5 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 Propylthiouracil-d5?

Yes. Every lot of Propylthiouracil-d5 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 Propylthiouracil-d5 be shipped internationally?

Yes. We export Propylthiouracil-d5 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.