Description

1,3-Dioxacyclopentadecan-2-One is a high-purity macrocyclic musk compound, also known by its common name Exaltolide. This product is valued for its exceptional olfactory properties, offering a clean, musky, and long-lasting fragrance profile. It is a critical ingredient for perfumers and fragrance compounders seeking to create sophisticated, high-end scents. This material is essential for industries including fine fragrance, personal care, and household products.

Application

• Fine Fragrance Formulation: A key component in luxury perfumes, eau de parfums, and colognes for its powerful, diffusive musk character.
• Personal Care Products: Used in premium soaps, lotions, deodorants, and shampoos to provide a substantive and elegant musk base note.
• Household & Air Care: Incorporated into fabric softeners, detergents, and air fresheners for long-lasting scent retention on textiles and in the air.
• Fragrance Fixative: Acts as a fixative to enhance the longevity and stability of more volatile top and middle notes in complex fragrance blends.
• Cosmetic Ingredients: Employed in the synthesis of other specialty aroma chemicals and cosmetic active ingredients.

Basic Information

Product Name	1,3-Dioxacyclopentadecan-2-One
CAS No.	83742-07-8
Molecular Formula	C14H26O2
Molecular Weight	226.36 g/mol
Synonyms	Exaltolide; 15-Pentadecanolide; ω-Pentadecalactone; Cyclopentadecanolide; 1-Oxa-2-cyclopentadecanone; Globalide®; Musk Lactone; Pentadecan-15-olide
EINECS	Contact for details

Quality Control

Our Exaltolide is produced under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for fragrance applications. Quality is verified through comprehensive analytical testing including Gas Chromatography (GC) and Infrared Spectroscopy (IR). A Certificate of Analysis (COA) detailing purity, identity, and organoleptic properties is provided with every shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid / white crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Odor	Characteristic, clean musky odor

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