Methyl potassium malonate, 99%

Name: Methyl potassium malonate, 99%
Brand: Vaqora Chemicals
SKU: VQ-008535

About Methyl potassium malonate, 99%

Methyl potassium malonate (CAS 38330-80-2) is a carboxylic acid offered by Vaqora Chemicals at a purity of 99%. The compound has the formula C4H5KO4, corresponding to a molecular weight of 156.18 g/mol. The IUPAC name is potassium 3-methoxy-3-oxopropanoate. Common synonyms include Monomethyl malonate potassium salt and Potassium monomethyl malonate.

It is supplied as white powder or crystals. Literature values give a melting point of 162 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span organic synthesis and fine chemical synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Methyl potassium malonate in 25 g, 100 g and 1 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Organic synthesis
Fine chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Methyl potassium malonate, 99%
Catalogue No.	VQ-008535
CAS Number	38330-80-2
IUPAC name	potassium 3-methoxy-3-oxopropanoate
Molecular formula	C₄H₅KO₄
Molecular weight	156.18 g/mol
Exact mass	155.9825
Purity / assay	99%
HSN code	29214290
InChIKey	WWTULTKUWBKVGV-UHFFFAOYSA-M
SMILES	COC(=O)CC(=O)[O-].[K+]
PubChem CID	2724687

Physical properties
Physical form	Crystalline
Appearance	White powder or crystals
Melting point	162 °C
H-bond donors / acceptors	0 / 4
TPSA	66.4 Å²
Synonyms	Monomethyl malonate potassium salt, Potassium monomethyl malonate, Potassium methyl malonate, Hydrogen Methyl Malonate Potassium Salt, Monomethyl Potassium Malonate, Propanedioic acid, monomethyl ester, potassium salt, Malonic Acid Methyl Ester Potassium Salt, Malonic Acid Monomethyl Ester Potassium Salt, Potassium3-methoxy-3-oxopropanoate, CS-M3561

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H319Causes serious eye irritation

Precautionary statements: P264 + P265, P280, P305 + P351 + P338, P337 + P317

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 Methyl potassium malonate, 99%?

The CAS Registry Number of Methyl potassium malonate, 99% is 38330-80-2. It is also known as Monomethyl malonate potassium salt, Potassium monomethyl malonate, Potassium methyl malonate.

What is the molecular formula and molecular weight of Methyl potassium malonate, 99%?

Methyl potassium malonate, 99% has the molecular formula C4H5KO4 and a molecular weight of 156.18 g/mol. Its IUPAC name is potassium 3-methoxy-3-oxopropanoate.

Which grade and pack sizes of Methyl potassium malonate, 99% can I order?

We supply Methyl potassium malonate, 99% in (99%) grade, in 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Methyl potassium malonate, 99%?

Yes. Every lot of Methyl potassium malonate, 99% 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 Methyl potassium malonate, 99% be shipped internationally?

Yes. Methyl potassium malonate, 99% 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.