Description

2,2-Dimethylmalonic Acid Dibutyl Ester is a diester derivative of dimethylmalonic acid, valued for its role as a versatile chemical intermediate and building block in organic synthesis. Its structure makes it particularly useful for introducing the gem-dimethyl malonate moiety, which is crucial for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring branched-chain or sterically hindered carboxylic acid derivatives.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where its ester groups and dimethyl-substituted carbon center contribute to specific biological activity and stability.
• Polymer & Resin Modifier: Acts as a monomer or plasticizer precursor in the formulation of specialty polymers, coatings, and adhesives to modify flexibility and thermal properties.
• Organic Synthesis Reagent: Employed in classic malonic ester synthesis reactions for constructing new carbon-carbon bonds and creating complex, multi-functional organic molecules.
• Flavor & Fragrance Ingredient: Functions as a precursor in the synthesis of esters and lactones used to create specific aroma and flavor profiles.
• Lubricant & Fuel Additive Component: Utilized in the development of synthetic esters that enhance the performance characteristics of industrial lubricants and fuel formulations.

Basic Information

Product Name	2,2-Dimethylmalonic Acid Dibutyl Ester
CAS No.	2917-71-7
Molecular Formula	C12H22O4
Molecular Weight	230.30 g/mol
Synonyms	Dibutyl 2,2-Dimethylmalonate; Butyl 2,2-Dimethylmalonate; Di-n-butyl 2,2-dimethylmalonate; 2,2-Dimethylpropanedioic Acid Dibutyl Ester; Dimethylmalonic Acid Dibutyl Ester; Malonic Acid, 2,2-Dimethyl-, Dibutyl Ester; Propanedioic Acid, 2,2-Dimethyl-, 1,3-Dibutyl Ester
EINECS	220-846-1

Quality Control

Our 2,2-Dimethylmalonic Acid Dibutyl Ester is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory compliance needs.

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 strong bases and incompatible materials such as strong oxidizing agents. The container should be kept 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 to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.425 - 1.435
Density (20°C)	0.96 - 0.98 g/mL

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