Description

Dimethyl Methylmalonate is a versatile diester building block prized for its role in organic synthesis and fine chemical manufacturing. Its value lies in its bifunctional reactivity, serving as a key precursor for pharmaceuticals, agrochemicals, and advanced materials. This high-purity intermediate is essential for R&D chemists and production-scale manufacturers in the pharmaceutical, flavor & fragrance, and specialty polymer industries.

Application

• Pharmaceutical Synthesis: A crucial intermediate in the production of active pharmaceutical ingredients (APIs), particularly for compounds containing malonate-derived structures.
• Agrochemical Manufacturing: Used as a building block for synthesizing herbicides, fungicides, and other crop protection agents.
• Flavor and Fragrance Industry: Serves as a precursor for the synthesis of various esters and aroma chemicals.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers, coatings, and resins.
• Organic Synthesis Reagent: Employed in classic reactions like Michael additions, Knoevenagel condensations, and malonic ester synthesis to construct complex molecules.
• Chemical Research & Development: A valuable tool for medicinal chemistry and process development in laboratory settings.

Basic Information

Product Name	Dimethyl Methylmalonate
CAS No.	609-02-9
Molecular Formula	C7H12O4
Molecular Weight	160.17 g/mol
Synonyms	Methylmalonic Acid Dimethyl Ester; Dimethyl Methylmalonate; Dimethyl 2-Methylpropanedioate; Methylmalonic Acid Dimethyl Ester; Methylmalonic Acid Methyl Ester; Methyl Propanedioic Acid Dimethyl Ester; Propanedioic Acid, Methyl-, Dimethyl Ester; 2-Methylmalonic Acid Dimethyl Ester
EINECS	210-185-3

Quality Control

Our Dimethyl Methylmalonate is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including GC/HPLC analysis, to meet exacting customer specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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 (59°F and 77°F). Keep container tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.413 - 1.417
Density (20°C)	1.08 - 1.12 g/mL

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