Description

11-Hydroxyundecanoic Acid Lactone is a versatile macrocyclic lactone, also known as ω-undecalactone, with the CAS registry number 39282-36-5. This compound serves as a valuable intermediate and building block in the synthesis of complex molecules, prized for its specific ring structure and functional group. It is particularly relevant for manufacturers in the fragrance, flavor, and pharmaceutical industries seeking high-purity intermediates for their production processes.

Application

• Fragrance and Flavor Industry: Used as a key intermediate or precursor in the synthesis of macrocyclic musk compounds and other aroma chemicals, contributing to long-lasting, sophisticated scent profiles.
• Pharmaceutical Intermediates: Serves as a crucial building block for the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules, leveraging its lactone functionality.
• Polymer Chemistry: Acts as a monomer or co-monomer in the production of specialized polyesters and other polymeric materials, where its structure can influence material properties.
• Organic Synthesis: Employed as a versatile synthon in research and development for constructing complex natural products and other organic compounds via ring-opening or functional group transformations.
• Cosmetic Ingredients: Utilized in the production of specialty esters and other derivatives that function as emollients or sensory modifiers in cosmetic formulations.
• Agrochemicals: Can be used as an intermediate in the synthesis of certain pesticides or plant growth regulators.

Basic Information

Product Name	11-Hydroxyundecanoic Acid Lactone
CAS No.	39282-36-5
Molecular Formula	C₁₁H₂₀O₂
Molecular Weight	184.28 g/mol
Synonyms	ω-Undecalactone; 11-Undecanolide; 1,11-Undecanolide; Undecan-11-olide; Hexahydro-2H-cyclonona[b]furan-2-one; 11-Hydroxyundecanoic acid, ω-lactone; Globalide® (trade name)
EINECS	254-402-5

Quality Control

Our 11-Hydroxyundecanoic Acid Lactone is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets the required specifications for identity, purity, and impurity profiles. Certificates of Analysis (COA) documenting these results are provided and available upon request 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 (typically 15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.458 - 1.462
Specific Gravity (20/20°C)	0.950 - 0.970

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