Description

α-Heptyl-γ-Butyrolactone is a high-purity, synthetic lactone derivative with a unique seven-carbon alkyl chain. This structural feature makes it a valuable versatile intermediate and fragrance ingredient for creating complex, long-lasting olfactory profiles. It is primarily sought after by manufacturers in the flavor & fragrance, cosmetic, and fine chemical synthesis industries for its ability to impart creamy, coconut-like, and musky notes.

Application

• Fragrance Formulation: Used as a key component in perfumes, colognes, and personal care products to provide creamy, lactonic, and musky undertones.
• Flavor Enhancement: Serves as a flavoring agent in food and beverage products to impart creamy, coconut, or nutty characteristics.
• Cosmetic Ingredients: Incorporated into lotions, creams, and other cosmetic formulations as a fragrance component and potential emollient.
• Chemical Intermediate: Acts as a building block in organic synthesis for pharmaceuticals, agrochemicals, and other specialty chemicals.
• Functional Fluids: Potential use in high-performance lubricants or plasticizers due to its specific ester/lactone structure.

Basic Information

Product Name	α-Heptyl-γ-Butyrolactone
CAS No.	2983-21-3
Molecular Formula	C11H20O2
Molecular Weight	184.28 g/mol
Synonyms	γ-Heptyl-γ-butyrolactone; 4-Heptyloxolan-2-one; Heptyl butyrolactone; 2(3H)-Furanone, 5-heptyldihydro-; FEMA 2539; 5-Heptyldihydro-2(3H)-furanone; Coconut lactone; γ-Lactone C11
EINECS	221-041-8

Quality Control

Our α-Heptyl-γ-Butyrolactone is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing including GC, IR, and NMR to ensure high chemical purity and consistent organoleptic properties. Certificates of Analysis (COA) detailing identity, purity, and specific impurity profiles 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 and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.450 - 1.456
Specific Gravity (20/20°C)	0.950 - 0.970
Water Content (KF)	≤ 0.5%

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