Description

Dimethyl Ethylmalonate is a versatile diester compound, specifically the dimethyl ester of ethylmalonic acid. This high-purity intermediate is valued for its role as a key building block in organic synthesis, enabling the introduction of the ethylmalonate moiety. It is essential for manufacturers in the pharmaceutical and fine chemical sectors, where it is used in the production of active pharmaceutical ingredients (APIs), agrochemicals, and specialty polymers.

Application

• Pharmaceutical Synthesis: A crucial building block for the synthesis of various active pharmaceutical ingredients (APIs) and complex organic molecules.
• Agrochemical Intermediates: Used in the production of herbicides, fungicides, and other crop protection agents.
• Fine Chemical Manufacturing: Serves as a key reagent in the synthesis of flavors, fragrances, and other specialty chemicals.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the development of specialty polymers and advanced materials.
• Organic Synthesis Reagent: Employed in classic malonic ester synthesis for the preparation of substituted acetic acids and other carboxylic acid derivatives.

Basic Information

Product Name	Dimethyl Ethylmalonate
CAS No.	26717-67-9
Molecular Formula	C7H12O4
Molecular Weight	160.17 g/mol
Synonyms	Dimethyl Ethylmalonate; Ethylmalonic Acid Dimethyl Ester; Diethyl Methylmalonate (common misnomer); Propanedioic acid, ethyl-, 1,3-dimethyl ester; Methyl Ethyl Malonate Ester; DEM; Dimethyl ester of ethylmalonic acid
EINECS	Contact for details

Quality Control

Our Dimethyl Ethylmalonate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including GC/HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for synthesis and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to maintain quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.413 - 1.417
Density (20°C)	1.05 - 1.10 g/cm³

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