Description

1,11-Cycloicosanedione is a high-purity, macrocyclic diketone compound of significant interest in advanced organic synthesis and materials science. Its unique cyclic structure and functional groups make it a valuable building block for creating complex molecular architectures. This chemical is primarily utilized by researchers and manufacturers in the pharmaceutical intermediates, specialty polymer, and fragrance industries for developing novel compounds with specific properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex macrocyclic drug candidates and active pharmaceutical ingredients (APIs).
• Specialty Polymer Research: Used as a monomer or cross-linking agent in the development of novel polyesters and polyketones with tailored thermal and mechanical properties.
• Fragrance & Flavor Synthesis: Acts as a starting material for creating musk-like macrocyclic fragrance compounds due to its ring size and ketone functionality.
• Organic Synthesis Building Block: Employed in research laboratories for constructing complex natural product analogs and supramolecular structures via ring-closing or condensation reactions.
• Material Science: Investigated for use in the development of organic electronic materials and advanced coatings.
• Chemical Research & Development: Utilized as a standard or reagent in methodological studies and catalysis research.

Basic Information

Product Name	1,11-Cycloicosanedione
CAS No.	38734-07-5
Molecular Formula	C₂₀H₃₆O₂
Molecular Weight	308.50 g/mol
Synonyms	Cycloicosane-1,11-dione; 1,11-Cycloeicosanedione; 1,11-Dioxocycloicosane; Eicosanedione, cyclic; Macrocyclic C20 Diketone; 1,11-Cycloheneicosanedione (common variant spelling); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 1,11-Cycloicosanedione is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and IR for structural confirmation, to ensure it meets exacting specifications for research and industrial use. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, handling and storage should minimize exposure to direct light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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