Description

2,2-Dimethylpropanedioic Acid Bis(1-Methylpropyl) Ester is a specialized diester compound with a branched molecular structure, offering unique solvency and reactivity properties. This chemical serves as a valuable intermediate and functional additive in advanced synthesis and formulation processes. It is particularly relevant for industries requiring high-performance specialty chemicals, such as polymer production, pharmaceutical synthesis, and advanced material science.

Application

• Polymer & Resin Plasticizer/Modifier: Acts as a specialty plasticizer or co-monomer to modify the flexibility, durability, and processing characteristics of polymers and synthetic resins.
• Pharmaceutical Intermediate: Utilized in the synthesis of active pharmaceutical ingredients (APIs) and other complex organic molecules due to its reactive ester groups and stable backbone.
• Organic Synthesis Building Block: Serves as a key reagent or protecting group in multi-step organic synthesis for fine chemicals and agrochemicals.
• Lubricant & Functional Fluid Additive: Incorporated into synthetic lubricants and industrial fluids to enhance thermal stability, reduce volatility, and improve performance under extreme conditions.
• Flavor & Fragrance Ingredient: Used in the production of certain esters that contribute to specific aroma and flavor profiles.
• Coating & Ink Formulation: Functions as a high-boiling-point solvent or coalescing agent in specialty coatings, inks, and adhesives to control drying time and film formation.

Basic Information

Product Name	2,2-Dimethylpropanedioic Acid Bis(1-Methylpropyl) Ester
CAS No.	57983-08-1
Molecular Formula	C13H24O4
Molecular Weight	244.33 g/mol
Synonyms	Bis(sec-butyl) 2,2-dimethylmalonate; Di-sec-butyl 2,2-dimethylmalonate; 2,2-Dimethylmalonic Acid Di-sec-butyl Ester; sec-Butyl 2,2-dimethylmalonate; Malonic acid, 2,2-dimethyl-, bis(1-methylpropyl) ester; 1-Methylpropyl 2,2-dimethylpropanedioate
EINECS	Contact for details

Quality Control

Our production of 2,2-Dimethylpropanedioic Acid Bis(1-Methylpropyl) Ester adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (IR, NMR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and 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 controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly sealed to prevent moisture absorption and contamination.

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 (20°C)	1.420 - 1.430
Density (20°C)	0.95 - 0.98 g/mL

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