Diethyl-(2-hydroxyimino)malonate

Name: Diethyl-(2-hydroxyimino)malonate
Brand: Vaqora Chemicals
SKU: VQ-050658

About Diethyl-(2-hydroxyimino)malonate

Listed under CAS 6829-41-0, Diethyl-(2-hydroxyimino)malonate is a metabolite / degradant standard available from Vaqora Chemicals. Formula C7H11NO5, molecular weight 189.17 g/mol. The IUPAC name is diethyl 2-hydroxyiminopropanedioate. Alternative names: Diethyl Isonitrosomalonate and DiethylIsonitrosomalonate.

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. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Analytical teams use this compound to identify metabolites and degradants, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. 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

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Specifications & identifiers

Chemical identifiers
Product name	Diethyl-(2-hydroxyimino)malonate
Catalogue No.	VQ-050658
CAS Number	6829-41-0
IUPAC name	diethyl 2-hydroxyiminopropanedioate
Molecular formula	C₇H₁₁NO₅
Molecular weight	189.17 g/mol
Exact mass	189.0637
Grade	Reference Standard
HSN code	38229090
InChIKey	QOPCUMZEDYLUDO-UHFFFAOYSA-N
SMILES	CCOC(=O)C(=NO)C(=O)OCC
PubChem CID	6399380

Physical properties
Physical form	Solid
LogP (XLogP3)	1.8
H-bond donors / acceptors	1 / 6
TPSA	85.2 Å²
Synonyms	Diethyl Isonitrosomalonate, Propanedioic acid, (hydroxyimino)-, diethyl ester, DiethylIsonitrosomalonate, Bis-(ethoxycarbonyl)hydroxyiminomethane, Diethyl (hydroxyimino)propanedioate, diethyl 2-(hydroxyimino)propane-1,3-dioate, Propanedioic acid, 2-(hydroxyimino)-, 1,3-diethyl ester

Safety & hazard information (GHS)

Toxic

Signal word: Danger

Hazard statements

H301Toxic if swallowed

Precautionary statements: P264, P270, P301 + P316, P321, P330, 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 Diethyl-(2-hydroxyimino)malonate?

The CAS Registry Number of Diethyl-(2-hydroxyimino)malonate is 6829-41-0. It is also known as Diethyl Isonitrosomalonate, Propanedioic acid, (hydroxyimino)-, diethyl ester, DiethylIsonitrosomalonate.

What is the molecular formula and molecular weight of Diethyl-(2-hydroxyimino)malonate?

Diethyl-(2-hydroxyimino)malonate has the molecular formula C7H11NO5 and a molecular weight of 189.17 g/mol. Its IUPAC name is diethyl 2-hydroxyiminopropanedioate.

Which grade and pack sizes of Diethyl-(2-hydroxyimino)malonate can I order?

We supply Diethyl-(2-hydroxyimino)malonate 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 Diethyl-(2-hydroxyimino)malonate?

Yes. Every lot of Diethyl-(2-hydroxyimino)malonate 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 Diethyl-(2-hydroxyimino)malonate be shipped internationally?

Yes. Diethyl-(2-hydroxyimino)malonate 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.