Description

5-Methyl-1,4-Heptadiene is a branched, unsaturated hydrocarbon diene with the CAS number 5678-99-9. This compound serves as a valuable intermediate in organic synthesis, particularly for the construction of more complex molecules through cycloaddition and polymerization reactions. It is primarily utilized by research institutions and industrial manufacturers in the chemical and pharmaceutical sectors for developing specialty polymers, fine chemicals, and novel organic materials.

Application

• Organic Synthesis Intermediate: A key building block for Diels-Alder reactions and other cycloadditions to synthesize complex cyclic compounds.
• Polymer & Resin Production: Acts as a comonomer or cross-linking agent in the development of specialty polymers and synthetic resins.
• Fine Chemical Manufacturing: Used in the synthesis of fragrances, flavors, and other high-value specialty chemicals.
• Pharmaceutical Research: Employed as a precursor in medicinal chemistry for the research and development of new active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Utilized in creating intermediates for advanced crop protection agents and pesticides.
• Material Science Research: Investigated for its properties in developing novel organic materials and coatings.

Basic Information

Product Name	5-Methyl-1,4-Heptadiene
CAS No.	5678-99-9
Molecular Formula	C8H14
Molecular Weight	110.20 g/mol
Synonyms	5-Methylhepta-1,4-diene; 1,4-Heptadiene, 5-methyl-; 5-Methyl-1,4-heptadiene; NSC 66425
EINECS	Contact for details

Quality Control

Our 5-Methyl-1,4-Heptadiene is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile and easily oxidized nature, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Recommended storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 2.0%

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