Description

Diethyl Methyl-iso-Propylmalonate is a high-purity diester compound, specifically a dialkyl malonate derivative, valued for its role as a versatile synthetic building block. Its molecular structure makes it a critical intermediate in the production of complex organic molecules, offering chemists control over stereochemistry and functional group introduction. This product is essential for R&D and manufacturing within the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to construct active pharmaceutical ingredients (APIs), advanced crop protection agents, and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing specific alkyl-substituted malonate motifs.
• Agrochemical Synthesis: Used in the manufacturing of advanced herbicides, fungicides, and insecticides that require tailored malonate ester precursors.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other specialty organic compounds where precise molecular architecture is needed.
• Organic Synthesis Reagent: Employed in classic reactions such as the malonic ester synthesis for preparing substituted acetic acids and other carboxylic acid derivatives.
• Material Science Research: Utilized in the development of novel polymers and organic electronic materials as a functional monomer or cross-linking agent.
• Chemical R&D: A valuable tool in academic and industrial research laboratories for methodological development and exploring new synthetic pathways.

Basic Information

Product Name	Diethyl Methyl-iso-Propylmalonate
CAS No.	58447-69-1
Molecular Formula	C11H20O4
Molecular Weight	216.27 g/mol
Synonyms	Diethyl 2-Methyl-2-(1-methylethyl)malonate; Diethyl (1-Methylethyl)(methyl)propanedioate; Methylisopropylmalonic Acid Diethyl Ester; Propanedioic acid, (1-methylethyl)methyl-, diethyl ester; Diethyl α-Methyl-α-isopropylmalonate
EINECS	Contact for details

Quality Control

Our Diethyl Methyl-iso-Propylmalonate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets the high-purity standards required for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and batch-to-batch consistency.

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 2-25°C. The product is stable under these conditions for extended periods.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.420 - 1.430
Density (20°C)	0.98 - 1.02 g/mL

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