Description

(Z)-1,5-Heptadiene CAS NO 7736-34-7 is a high-purity, conjugated diene with a defined stereochemistry, serving as a critical building block in advanced organic synthesis. Its value lies in its unique reactivity as a diene in Diels-Alder reactions and as a versatile precursor for fine chemicals and specialty polymers. This product is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors seeking reliable, high-quality intermediates for complex molecule construction.

Application

• Key diene component in Diels-Alder cycloaddition reactions for the synthesis of complex cyclic structures.
• Precursor in the manufacture of specialty polymers and elastomers with tailored properties.
• Intermediate for synthesizing pharmaceutical active ingredients (APIs) and agrochemicals.
• Building block for fine chemicals and fragrances requiring specific stereochemistry.
• Used in catalysis research and material science for ligand development.
• Starting material for hydrocarbon resin modification and production.

Basic Information

Product Name	(Z)-1,5-Heptadiene
CAS No.	7736-34-7
Molecular Formula	C7H12
Molecular Weight	96.17 g/mol
Synonyms	(Z)-Hepta-1,5-diene; (5Z)-1,5-Heptadiene; 1,5-Heptadiene, (Z)-; cis-1,5-Heptadiene; Heptadiene; 1,5-Heptadiene; 1,5-Heptadiene (mixed isomers)
EINECS	231-791-2

Quality Control

Our (Z)-1,5-Heptadiene is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO 9001 standards for traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, well-ventilated place. Recommended storage temperature is 2-8°C to minimize volatility and oxidation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Isomeric Purity (Z-isomer)	≥ 95.0%
Water Content (KF)	≤ 0.1%
Non-volatile Residue	≤ 0.01%

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