Description

Potassium 3-Methoxy-3-Oxopropanoate is a potassium salt of a methoxy-substituted malonic acid derivative, serving as a versatile chemical intermediate and building block. Its value lies in its ability to introduce functionalized propanoate units into more complex molecules, enabling precise synthesis in advanced chemical manufacturing. This compound is primarily needed by the pharmaceutical, agrochemical, and specialty chemical industries for research, development, and production processes.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring functionalized carboxylic acid derivatives.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where specific ester and acid functionalities are required.
• Organic Synthesis Reagent: Acts as a nucleophile or anionic synthon in various carbon-carbon bond-forming reactions, such as alkylations and Michael additions.
• Ligand and Chelator Precursor: Serves as a starting material for the development of complexing agents and ligands used in catalysis or metal sequestration.
• Specialty Polymer Modification: Employed to introduce ionic or polar groups into polymer backbones to alter material properties like solubility or adhesion.
• Bioconjugation Chemistry: Useful in the design of linkers and spacers for bioconjugation applications in diagnostic and therapeutic agent development.

Basic Information

Item	Detail
Product Name	Potassium 3-Methoxy-3-Oxopropanoate
CAS No.	38330-80-2
Molecular Formula	C4H5KO4
Molecular Weight	156.18 g/mol
Synonyms	Potassium Methoxyoxopropanoate; Potassium 3-Methoxy-3-oxopropanoate; Potassium Methoxyoxoacetate; Potassium 2-Methoxy-2-oxoacetate; Potassium Methoxyoxoethanoate; Methyl Potassium Malonate; Potassium Methyl Malonate; Potassium Methoxyoxopropionate
EINECS	Contact for details

Quality Control

Our Potassium 3-Methoxy-3-Oxopropanoate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for fine chemical and pharmaceutical intermediates. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is available for every shipment upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to prevent degradation and caking.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.