Maleic-2,3-d2 Hydrazide

Name: Maleic-2,3-d2 Hydrazide
Brand: Vaqora Chemicals
SKU: VQ-052441

About Maleic-2,3-d2 Hydrazide

Vaqora Chemicals supplies Maleic-2,3-d2 Hydrazide, a stable isotope labelled standard registered under CAS number 2398483-97-9. With the molecular formula C4H4N2O2, it has a molar mass of 114.1 g/mol. The IUPAC name is 4,5-dideuterio-1,2-dihydropyridazine-3,6-dione. Alternative names: Maleic hydrazide-D2 and Maleic hydrazide D2.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

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.

Vaqora Chemicals supplies Maleic-2,3-d2 Hydrazide in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Maleic-2,3-d2 Hydrazide
Catalogue No.	VQ-052441
CAS Number	2398483-97-9
IUPAC name	4,5-dideuterio-1,2-dihydropyridazine-3,6-dione
Molecular formula	C₄H₄N₂O₂
Molecular weight	114.1 g/mol
Exact mass	114.0398
Grade	Reference Standard
HSN code	38229090
InChIKey	BGRDGMRNKXEXQD-QDNHWIQGSA-N
SMILES	[2H]C1=C(C(=O)NNC1=O)[2H]
PubChem CID	129318118

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.8
H-bond donors / acceptors	2 / 2
TPSA	58.2 Å²

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H341Suspected of causing genetic defects
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P203, P261, P264, P264 + P265, P271, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P332 + P317, P337 + P317, P362 + P364, P391, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Maleic-2,3-d2 Hydrazide?

The CAS Registry Number of Maleic-2,3-d2 Hydrazide is 2398483-97-9. It is also known as Maleic hydrazide-D2, Maleic hydrazide D2, 1,2-dihydropyridazine-3,6-dione-4,5-d2.

What is the molecular formula and molecular weight of Maleic-2,3-d2 Hydrazide?

Maleic-2,3-d2 Hydrazide has the molecular formula C4H4N2O2 and a molecular weight of 114.1 g/mol. Its IUPAC name is 4,5-dideuterio-1,2-dihydropyridazine-3,6-dione.

Which grade and pack sizes of Maleic-2,3-d2 Hydrazide can I order?

We supply Maleic-2,3-d2 Hydrazide 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 Maleic-2,3-d2 Hydrazide?

Yes. Every lot of Maleic-2,3-d2 Hydrazide 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 Maleic-2,3-d2 Hydrazide be shipped internationally?

Yes. Maleic-2,3-d2 Hydrazide is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.