Description

Benzyl 2,2,4,4-Tetramethylpentanoate is a high-purity specialty ester valued for its unique sterically hindered structure and excellent solvency properties. This compound is critical for applications requiring a non-reactive, high-boiling solvent or a versatile chemical intermediate with good hydrolytic stability. It is primarily sought by formulators and researchers in the pharmaceutical, agrochemical, and advanced polymer industries for synthesis, purification, and as a performance additive.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) where its benzyl ester group serves as a protecting group or a precursor.
• Agrochemical Formulations: Acts as a high-boiling-point solvent or co-solvent in the production of pesticides, herbicides, and fungicides.
• Polymer & Resin Plasticizer: Imparts flexibility and processing benefits as a specialty plasticizer or additive in polymer systems.
• Chemical Synthesis: Serves as a building block or reagent in organic synthesis, particularly for introducing the bulky 2,2,4,4-tetramethylpentanoyl (pivalate-type) moiety.
• Lubricant & Grease Additive: Employed as a synthetic base oil or performance additive in specialty lubricants due to its thermal stability.
• Cosmetic & Personal Care Ingredient: Potential use as an emollient or solvent in high-end cosmetic formulations.
• Electronics Chemicals: Used in the formulation of specialty cleaners or coatings for electronic components.
• Research & Development: A valuable compound for academic and industrial R&D in medicinal chemistry and material science.

Basic Information

Product Name	Benzyl 2,2,4,4-Tetramethylpentanoate
CAS No.	81325-80-6
Molecular Formula	C₁₆H₂₄O₂
Molecular Weight	248.36 g/mol
Synonyms	Benzyl Pivalate (common name); Benzyl 2,2-Dimethylpropanoate (related); Benzyl Neopentanoate; Benzyl Trimethylacetate; Pivalic Acid Benzyl Ester; NSC 163045; Benzyl tert-Pentanoate; Benzyl 2,2-Dimethylbutyrate (isomer)
EINECS	Contact for details

Quality Control

Our Benzyl 2,2,4,4-Tetramethylpentanoate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity, identity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay, identity (IR), and impurity profiles are provided with every shipment to guarantee compliance with your project requirements.

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. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

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 (20°C)	Contact for details
Density (20°C)	~0.95 g/mL

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