Description

Cyclodeca-1,5-Diene CAS NO 1124-78-3 is a specialized, highly volatile cyclic diene hydrocarbon. This compound serves as a valuable intermediate in organic synthesis, particularly for constructing complex molecular frameworks and macrocyclic structures. It is primarily utilized by research and development chemists in the pharmaceutical and advanced materials sectors for applications requiring precise, high-energy building blocks.

Application

• Organic Synthesis Intermediate: A key building block for the synthesis of complex natural products, macrocyclic compounds, and specialty polymers.
• Pharmaceutical Research: Used in the development of novel drug candidates, particularly those requiring strained ring systems or specific spatial configurations.
• Advanced Material Development: Serves as a precursor in the creation of specialty polymers, resins, and materials with unique optical or mechanical properties.
• Catalysis & Ligand Synthesis: Employed in the preparation of novel ligands for transition metal catalysis and organometallic chemistry.
• Fragrance & Flavor Chemistry: Acts as a starting material for the synthesis of specific musk-like or complex terpene-derived aroma chemicals.
• Academic & Industrial R&D: A critical reagent for methodological studies in ring-closing metathesis (RCM) and other cyclization reactions.

Basic Information

Product Name	Cyclodeca-1,5-Diene
CAS No.	1124-78-3
Molecular Formula	C10H16
Molecular Weight	136.23 g/mol
Synonyms	1,5-Cyclodecadiene; Cyclodeca-1,5-diene; 1,5-Cyclodecadiene, (Z,Z)-; (Z,Z)-1,5-Cyclodecadiene; cis,cis-1,5-Cyclodecadiene; 1,5-Cyclodecadiene (cis,cis-); Decahydro-1,5-cyclodecadiene (related structure); Bicyclo[5.3.0]deca-1,5-diene (related structural descriptor)
EINECS	214-387-5

Quality Control

Our Cyclodeca-1,5-Diene is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, GC-MS, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated place, ideally at 2-8°C (refrigerated) or under inert atmosphere (argon/nitrogen) for long-term stability. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Related Impurities (GC)	Individual ≤ 1.0%; Total ≤ 5.0%

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