Description

Dimethyl Malonate CAS NO 108-59-8 is a versatile diester of malonic acid, serving as a key building block in organic synthesis. Its high reactivity as a methylene source makes it invaluable for constructing complex molecular frameworks through condensation and cyclization reactions. This product is essential for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable intermediates for active ingredient production.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of barbiturates, vitamins (e.g., Vitamin B1), and various active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and fungicides, where it acts as a key component for pyrethroids and other compounds.
• Fine Chemical Production: Employed in Knoevenagel condensations and Michael additions to create flavors, fragrances, and advanced materials.
• Polymer & Resin Modifier: Functions as a cross-linking agent and plasticizer in specialty polymer formulations.
• Electrolyte Additive: Used in the formulation of electrolytes for lithium-ion batteries to improve stability and performance.
• Chemical Research & Development: A fundamental reagent in academic and industrial R&D labs for exploring new synthetic pathways.

Basic Information

Product Name	Dimethyl Malonate
CAS No.	108-59-8
Molecular Formula	C5H8O4
Molecular Weight	132.11 g/mol
Synonyms	Dimethyl Propanedioate; Malonic Acid Dimethyl Ester; Methyl Malonate; Propanedioic Acid, Dimethyl Ester; DMM; Dimethylester Kyseliny Malonove [Czech]; NSC 9374
EINECS	203-597-8

Quality Control

Our Dimethyl Malonate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including gas chromatography (GC) and infrared spectroscopy (IR), to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request 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 heat sources and incompatible materials such as strong oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F).

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Water Content (KF)	≤ 0.10%
Refractive Index (n20D)	1.413 - 1.417
Density (20°C)	1.148 - 1.158 g/mL

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