Description

(5E,7E,13E)-5,7,13-Pentadecatriene-9,11-Diynal is a specialized, high-purity conjugated enyne-dialdehyde compound. This unique structure makes it a valuable advanced synthetic intermediate for the preparation of complex natural product analogs and novel organic frameworks. It is primarily sought by research institutions and fine chemical manufacturers engaged in pharmaceutical discovery, materials science, and the synthesis of bioactive molecules.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing complex polyene and polyyne structures found in bioactive natural products and drug candidates.
• Organic Synthesis Research: A versatile precursor for Diels-Alder reactions, cycloadditions, and other transformations to create novel carbon skeletons in academic and industrial R&D.
• Materials Science: Used in the development of conjugated polymers and advanced organic materials with specific optical or electronic properties.
• Agrochemical Research: Intermediate in the synthesis of novel compounds for crop protection and plant growth regulation studies.
• Flavor & Fragrance Chemistry: Serves as a starting material for creating unique unsaturated aldehydes used in high-value aroma chemical synthesis.

Basic Information

Product Name	(5E,7E,13E)-5,7,13-Pentadecatriene-9,11-Diynal
CAS No.	32451-77-7
Molecular Formula	C₁₅H₁₆O
Molecular Weight	212.29 g/mol
Synonyms	5,7,13-Pentadecatriene-9,11-diynal; (5E,7E,13E)-Pentadeca-5,7,13-triene-9,11-diynal; Pentadecatrienediynal; (all-E)-5,7,13-Pentadecatriene-9,11-diynal; 5,7,13-Pentadecatriene-9,11-diyn-1-al; Conjugated C15 Enyne Dialdehyde
EINECS	Contact for details

Quality Control

We supply (5E,7E,13E)-5,7,13-Pentadecatriene-9,11-Diynal in high-purity grades suitable for research and fine chemical synthesis. Our products undergo rigorous quality testing including HPLC, GC, and NMR analysis to ensure identity, purity, and isomer specification. A comprehensive Certificate of Analysis (COA) detailing batch-specific results is provided with every shipment. Custom purity specifications and analytical packages are available to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C or as specified on the Certificate of Analysis. This compound is easily oxidized and light-sensitive; prolonged exposure to air, light, or elevated temperatures should be avoided to maintain stability.

Specification

Item	Specification
Appearance	Yellow to amber viscous liquid or solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical 97-99%)
Isomeric Purity (HPLC)	≥ 98% all-E isomer
Water Content (KF)	≤ 0.5%

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