Sulfadimethoxine-d4

Name: Sulfadimethoxine-d4
Brand: Vaqora Chemicals
SKU: VQ-042297

About Sulfadimethoxine-d4

Listed under CAS 1020719-80-5, Sulfadimethoxine-d4 is a stable isotope labelled analogue related to Sulfadimethoxine available from Vaqora Chemicals. Its molecular formula is C12H14N4O4S and its molecular weight is 314.36 g/mol. The IUPAC name is 4-amino-2,3,5,6-tetradeuterio-N-(2,6-dimethoxypyrimidin-4-yl)benzenesulfonamide. It is also known as Sulphadimethoxine D4.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. 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. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Related to Sulfadimethoxine

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

Sulfadimethoxine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Sulfadimethoxine-d4
Catalogue No.	VQ-042297
CAS Number	1020719-80-5
IUPAC name	4-amino-2,3,5,6-tetradeuterio-N-(2,6-dimethoxypyrimidin-4-yl)benzenesulfonamide
Molecular formula	C₁₂H₁₄N₄O₄S
Molecular weight	314.36 g/mol
Exact mass	314.0987
Grade	Reference Standard
HSN code	38229090
InChIKey	ZZORFUFYDOWNEF-LNFUJOGGSA-N
SMILES	[2H]C1=C(C(=C(C(=C1N)[2H])[2H])S(=O)(=O)NC2=CC(=NC(=N2)OC)OC)[2H]
PubChem CID	45040436

Physical properties
Physical form	Solid
LogP (XLogP3)	1.6
H-bond donors / acceptors	2 / 8
TPSA	125 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 Sulfadimethoxine-d4?

The CAS Registry Number of Sulfadimethoxine-d4 is 1020719-80-5. It is also known as Sulphadimethoxine D4, 4-amino-N-(2,6-dimethoxypyrimidin-4-yl)benzene-2,3,5,6-d4-sulfonamide.

What is the molecular formula and molecular weight of Sulfadimethoxine-d4?

Sulfadimethoxine-d4 has the molecular formula C12H14N4O4S and a molecular weight of 314.36 g/mol. Its IUPAC name is 4-amino-2,3,5,6-tetradeuterio-N-(2,6-dimethoxypyrimidin-4-yl)benzenesulfonamide.

What is Sulfadimethoxine-d4 used for?

Sulfadimethoxine-d4 is supplied as a characterised reference material related to Sulfadimethoxine. 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 Sulfadimethoxine-d4 can I order?

We supply Sulfadimethoxine-d4 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 Sulfadimethoxine-d4?

Yes. Every lot of Sulfadimethoxine-d4 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 Sulfadimethoxine-d4 be shipped internationally?

Yes. We export Sulfadimethoxine-d4 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.