Description

2,2-Dimethylpropane-1,3-Diyl Dipropionate is a diester compound with the CAS number 3711-13-5, valued for its role as a versatile chemical intermediate and specialty solvent. Its structure offers a balance of reactivity and stability, making it a key building block in advanced synthesis. This product is essential for manufacturers in the polymer, pharmaceutical, and fine chemical industries seeking reliable, high-purity intermediates.

Application

• Polymer Industry: Acts as a monomer or co-monomer in the synthesis of specialty polyesters and polyols, contributing to material flexibility and specific performance characteristics.
• Pharmaceutical Intermediates: Serves as a crucial building block in the multi-step synthesis of active pharmaceutical ingredients (APIs) and other drug substances.
• Plasticizer Production: Used in the manufacture of ester-based plasticizers, which are incorporated into polymers like PVC to improve flexibility and durability.
• Fine Chemical Synthesis: Employed as a reagent or intermediate in the production of complex organic molecules for agrochemicals, dyes, and fragrances.
• Specialty Solvents: Functions as a high-boiling-point solvent for coatings, inks, and adhesive formulations where controlled evaporation rates are required.
• Cross-linking Agent: Utilized in resin and coating systems to promote cross-linking, enhancing film hardness, chemical resistance, and thermal stability.

Basic Information

Product Name	2,2-Dimethylpropane-1,3-Diyl Dipropionate
CAS No.	3711-13-5
Molecular Formula	C11H20O4
Molecular Weight	216.27 g/mol
Synonyms	Neopentyl Glycol Dipropionate; 1,3-Propanediol, 2,2-dimethyl-, dipropanoate; 2,2-Dimethyl-1,3-propanediol dipropionate; NPG Dipropionate; Bis(1-oxopropoxy)-2,2-dimethylpropane; Dipropionic Acid Neopentyl Glycol Ester
EINECS	223-055-8

Quality Control

Our 2,2-Dimethylpropane-1,3-Diyl Dipropionate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure it meets the required purity and specification standards. Certificates of Analysis (COA) documenting identity, assay, and impurity profiles 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 oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.2%
Acid Value	≤ 1.0 mg KOH/g
Refractive Index (20°C)	1.425 - 1.435
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.