Description

Isoamyl Undecylenate is a synthetic ester derived from undecylenic acid and isoamyl alcohol, valued for its unique organoleptic properties and chemical stability. This compound serves as a versatile intermediate and functional ingredient, offering a combination of emolliency and a characteristic fatty, waxy odor profile. It is primarily sought after by manufacturers in the fragrance, cosmetic, and specialty chemical industries for formulating high-performance products.

Application

• Fragrance & Flavor Industry: Used as a base note and fixative in perfumery, contributing a fatty, waxy, and slightly fruity character to fragrance compositions.
• Cosmetics & Personal Care: Functions as an emollient and skin-conditioning agent in creams, lotions, and lipsticks, providing a smooth, non-greasy feel.
• Plasticizer & Lubricant: Acts as a specialty plasticizer for polymers or a lubricant additive in niche industrial applications requiring specific solubility.
• Chemical Synthesis: Serves as a key intermediate or building block in organic synthesis for producing more complex esters or derivatives.
• Specialty Solvents: Employed as a high-boiling-point solvent in specific formulations for coatings, inks, or cleaning agents.

Basic Information

Product Name	Isoamyl Undecylenate
CAS No.	12262-03-2
Molecular Formula	C₁₆H₃₀O₂
Molecular Weight	254.41 g/mol
Synonyms	Isoamyl 10-undecenoate; 3-Methylbutyl undec-10-enoate; Isoamyl 10-hendecenoate; Undecylenic acid isoamyl ester; Isoamyl undecylenate; 10-Undecenoic acid, 3-methylbutyl ester; 3-Methylbutyl 10-undecenoate
EINECS	235-530-8

Quality Control

Our Isoamyl Undecylenate is produced under a strict quality management system to ensure batch-to-batch consistency and purity. Each lot is analyzed against stringent in-house specifications, which typically include identity confirmation, assay, and impurity profiling. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources to maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.440 - 1.450
Specific Gravity (20/20°C)	0.865 - 0.875
Acid Value	≤ 1.0 mg KOH/g

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