Description

γ-Undecalactone is a high-purity lactone compound prized for its distinctive, creamy peach-like aroma. This versatile flavor and fragrance intermediate is essential for creating complex, natural-tasting profiles in premium consumer products. It is a critical raw material for flavorists and perfumers in the food & beverage, cosmetic, and personal care industries seeking consistent quality and reliable supply.

Application

• Flavor & Fragrance (F&F) Manufacturing: A key building block for synthesizing peach, coconut, and dairy-type flavor notes in food, beverages, and confectionery.
• Perfumery: Used as a heart note in fine fragrances, soaps, and detergents to impart creamy, fruity, and lactonic nuances.
• Food Additives: Employed in the production of natural-identical flavorings for yogurts, ice creams, and baked goods.
• Cosmetic Ingredients: Incorporated into lotions, creams, and lip balms for its pleasant scent and masking properties.
• Aroma Chemicals: Serves as a starting material or modifier in the synthesis of more complex aroma molecules.
• Tobacco Flavoring: Used to enhance and round off the flavor profile in certain tobacco products.

Basic Information

Product Name	γ-Undecalactone
CAS No.	57084-17-0
Molecular Formula	C₁₁H₂₀O₂
Molecular Weight	184.28 g/mol
Synonyms	γ-Undecalactone; Undecan-4-olide; 4-Hydroxyundecanoic acid lactone; Aldehyde C-14 (so-called); Peach Aldehyde; 1,4-Undecanolide; 5-Heptyloxolan-2-one; FEMA 3091
EINECS	260-516-1

Quality Control

Our γ-Undecalactone is produced under strict quality management systems. Each batch is analyzed to meet rigorous specifications for identity, purity, and organoleptic properties, ensuring compliance with relevant industry standards such as FCC and FEMA GRAS. A Certificate of Analysis (COA) detailing specific test results is provided with every shipment.

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 and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Odor	Characteristic, strong peach-like
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.448 - 1.452
Specific Gravity (25°C)	0.942 - 0.948

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