Description

4-Dodecanolide is a high-purity macrocyclic lactone, also known as 12-membered lactone, with the CAS registry number 2305-05-7. This compound serves as a versatile and valuable intermediate in advanced organic synthesis and fragrance creation. It is essential for industries requiring precise chemical building blocks for the development of specialty polymers, complex aroma chemicals, and pharmaceutical intermediates.

Application

• Fragrance and Flavor Industry: A key intermediate and building block for the synthesis of complex macrocyclic musk compounds and other high-value aroma chemicals.
• Polymer Science: Used as a monomer or co-monomer in the production of specialized polyesters and other polymeric materials with unique properties.
• Organic Synthesis: Acts as a crucial precursor and chiral synthon for the construction of complex natural products, pharmaceuticals, and fine chemicals.
• Pharmaceutical Intermediates: Employed in research and development for creating active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Chemical Research: Serves as a standard or reagent in academic and industrial laboratories for studying ring-opening polymerization and lactone chemistry.
• Specialty Chemicals: Utilized in the formulation of advanced materials, including plasticizers, surfactants, and performance additives.

Basic Information

Product Name	4-Dodecanolide
CAS No.	2305-05-7
Molecular Formula	C12H22O2
Molecular Weight	198.30 g/mol
Synonyms	Dodecan-4-olide; 12-Hydroxydodecanoic acid lactone; ω-Dodecalactone; 4-Hydroxydodecanoic acid lactone; Oxacyclotridecan-2-one; 12-Membered lactone; Dodecanolide; Macrocyclic lactone C12
EINECS	218-971-6

Quality Control

Our 4-Dodecanolide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets exacting standards for research and industrial use. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability, consistency, and compliance with your specifications.

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 and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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