Description

5,6-Heptadien-2-One (8Ci,9Ci) is a specialized aliphatic dienone compound with the CAS registry number 20449-20-1. This molecule serves as a valuable versatile building block in organic synthesis, prized for its conjugated dienone functionality which is highly reactive in cycloaddition and polymerization reactions. It is primarily utilized by research chemists and process development teams in the pharmaceutical, agrochemical, and advanced materials sectors for creating novel molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the construction of complex heterocyclic and carbocyclic frameworks in active pharmaceutical ingredient (API) development.
• Agrochemical Synthesis: Used in the research and production of novel pesticides and herbicides, leveraging its reactivity to form specific bioactive cores.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers with tailored thermal or optical properties.
• Organic Synthesis Research: Employed in academic and industrial R&D for Diels-Alder reactions and other cycloadditions to create new chemical entities.
• Flavor & Fragrance Chemistry: Serves as a potential precursor for synthesizing specific unsaturated ketone notes in high-value aroma chemicals.
• Chemical Reference Standard: Supplied as a high-purity standard for analytical method development and quality control in related chemical processes.

Basic Information

Item	Details
Product Name	5,6-Heptadien-2-One (8Ci,9Ci)
CAS No.	20449-20-1
Molecular Formula	C7H10O
Molecular Weight	110.15 g/mol
Synonyms	5,6-Heptadien-2-one; 2-Hepten-5-yn-4-one; Hepta-5,6-dien-2-one; 1,2-Pentadienyl methyl ketone; Methyl 1,2-pentadienyl ketone; 5,6-Heptadien-2-One (8CI,9CI); 20449-20-1
EINECS	Contact for details

Quality Control

Our 5,6-Heptadien-2-One (8Ci,9Ci) is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including GC/HPLC for purity and spectroscopic identification (IR, NMR), to ensure it meets rigorous specifications for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and easily oxidized nature, this material should be stored under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. 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% (Area %)
Water Content (KF)	≤ 0.5%

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