Description

3-Methylbutanoic Acid Hexadecyl Ester is a high-purity ester compound, also known as isoamyl hexadecanoate or cetyl isovalerate. This specialty chemical serves as a versatile intermediate and functional ingredient, valued for its lipophilic character and organoleptic properties. It is primarily utilized in the formulation of high-performance lubricants, personal care products, and fine chemical synthesis for the pharmaceutical and flavor & fragrance industries.

Application

• Lubricant & Grease Formulation: Acts as a synthetic base oil or additive, providing excellent lubricity, thermal stability, and low volatility for specialty industrial lubricants.
• Personal Care & Cosmetics: Used as an emollient, skin-conditioning agent, and carrier oil in creams, lotions, and lipsticks due to its non-greasy feel and good spreading properties.
• Flavor & Fragrance Industry: Employed as a flavoring agent or fragrance ingredient, contributing fruity, waxy, or fatty notes to complex aroma profiles.
• Pharmaceutical Intermediates: Serves as a key building block or solvent in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Plasticizer & Polymer Additive: Functions as a secondary plasticizer or processing aid to improve the flexibility and workability of polymer resins.
• Specialty Cleaning & Degreasing: Incorporated into formulations for industrial cleaners and degreasers where high solvency and low residue are required.

Basic Information

Item	Detail
Product Name	3-Methylbutanoic Acid Hexadecyl Ester
CAS No.	55334-36-6
Molecular Formula	C₂₁H₄₂O₂
Molecular Weight	326.57 g/mol
Synonyms	Hexadecyl 3-Methylbutanoate; Cetyl Isovalerate; Isoamyl Hexadecanoate; Cetyl 3-Methylbutyrate; Palmityl Isovalerate; n-Hexadecyl Isovalerate; 3-Methylbutyric Acid Cetyl Ester; Isovaleric Acid Hexadecyl Ester
EINECS	Contact for details

Quality Control

Our 3-Methylbutanoic Acid Hexadecyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, identity (IR), and specific impurities are available upon request to support your quality assurance protocols.

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, acids, and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.440 - 1.445
Specific Gravity (20/20°C)	0.855 - 0.865
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%

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