Description

2,2-Dimethyl-Malonic Acid Dimethyl Ester is a high-purity diester derivative of malonic acid, serving as a versatile and critical building block in advanced organic synthesis. Its value lies in its role as a key precursor for introducing the gem-dimethyl malonate moiety, enabling the construction of complex molecular architectures with precise steric control. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, particularly for developing active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediates: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds requiring sterically hindered carboxylic acid derivatives or specific carbon chain extensions.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides where the dimethyl malonate structure imparts specific biological activity and stability.
• Fine Chemical Production: Serves as a key starting material for synthesizing flavors, fragrances, and other high-value specialty chemicals.
• Polymer Chemistry: Acts as a monomer or chain modifier in the synthesis of specialized polyesters and other polymers, influencing material properties.
• Organic Synthesis Reagent: Employed in classic malonic ester synthesis reactions for constructing carboxylic acids, ketones, and other functionalized compounds.
• Research & Development: A valuable reagent in academic and industrial R&D labs for methodological development and exploring new synthetic pathways.

Basic Information

Product Name	2,2-Dimethyl-Malonic Acid Dimethyl Ester
CAS No.	6065-54-9
Molecular Formula	C7H12O4
Molecular Weight	160.17 g/mol
Synonyms	Dimethyl 2,2-Dimethylmalonate; 2,2-Dimethylpropanedioic Acid Dimethyl Ester; Dimethyl Dimethylmalonate; Propanedioic Acid, 2,2-Dimethyl-, 1,3-Dimethyl Ester; Malonic Acid, Dimethyl-, Dimethyl Ester; Methyl 2,2-Dimethylmalonate
EINECS	228-001-3

Quality Control

Our 2,2-Dimethyl-Malonic Acid Dimethyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopic methods, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee reliable performance in your sensitive synthesis processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.412 - 1.416
Density (20°C)	1.05 - 1.09 g/cm³

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