Description

(2E,5E)-2,5-Heptadiene is a high-purity, conjugated diene compound with the CAS registry number 39619-60-8. This chemical serves as a valuable building block and intermediate in advanced organic synthesis and materials science. It is primarily sought after by research and development laboratories, fine chemical manufacturers, and industrial chemists working on polymer precursors, specialty additives, and complex molecular frameworks.

Application

• Organic Synthesis Intermediate: A key precursor in Diels-Alder reactions and other cycloaddition chemistry for constructing complex cyclic and polycyclic structures.
• Polymer & Materials Science: Used in the development of specialty polymers, resins, and elastomers where its conjugated double bonds can be incorporated into the polymer backbone.
• Pharmaceutical Research: Acts as a versatile synthon in the research and development of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Intermediates: Employed in the synthesis of advanced crop protection agents and other agrochemical products.
• Flavor & Fragrance Chemistry: Serves as a starting material for synthesizing specific aroma compounds and odorants.
• Cross-linking Agent: Can be utilized in formulations requiring cross-linking to enhance material properties like thermal stability and mechanical strength.
• Academic & Industrial R&D: A fundamental reagent for methodological development and exploratory chemistry in both academic and industrial settings.

Basic Information

Product Name	(2E,5E)-2,5-Heptadiene
CAS No.	39619-60-8
Molecular Formula	C7H12
Molecular Weight	96.17 g/mol
Synonyms	(E,E)-2,5-Heptadiene; trans,trans-2,5-Heptadiene; 2,5-Heptadiene, (E,E)-; Hepta-2,5-diene; 2,5-Heptadiene; 1,2-Divinylpropane; 1-Methyl-2,4-hexadiene
EINECS	Contact for details

Quality Control

Our (2E,5E)-2,5-Heptadiene is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, isomer content, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place, away from heat sources and incompatible materials. For long-term storage, maintaining the container under an inert atmosphere such as nitrogen is recommended to preserve stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0% (Area %)
Isomeric Purity ((E,E)-isomer)	≥ 90.0%
Water Content (KF)	≤ 0.5%

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