Description

(9Z,12Z)-9,12-Octadecadienal is a high-purity, unsaturated aldehyde derivative of linoleic acid, serving as a critical intermediate and reference standard in advanced chemical synthesis. Its precise molecular structure makes it an essential building block for producing specialized flavors, fragrances, and bioactive compounds. This product is particularly valuable for R&D laboratories and manufacturers in the flavor & fragrance, pharmaceutical, and fine chemical industries seeking reliable, high-quality raw materials.

Application

• Flavor and Fragrance Intermediate: A key precursor in the synthesis of complex aroma chemicals and flavoring agents.
• Pharmaceutical Research: Used as a building block or reference standard in the development of lipid-based drug candidates and bioactive molecules.
• Fine Chemical Synthesis: Serves as a versatile chiral intermediate for producing specialty chemicals, including surfactants and polymer additives.
• Biochemical Studies: Employed in research on lipid peroxidation, membrane biochemistry, and metabolic pathways.
• Standards and Calibration: Provides a high-purity standard for analytical methods such as GC and HPLC in quality control laboratories.

Basic Information

Product Name	(9Z,12Z)-9,12-Octadecadienal
CAS No.	2541-61-9
Molecular Formula	C18H32O
Molecular Weight	264.45 g/mol
Synonyms	Linoleyl Aldehyde; (Z,Z)-9,12-Octadecadienal; 9,12-Linoleic Aldehyde; 9Z,12Z-Octadecadienal; cis,cis-9,12-Octadecadienal; Octadeca-9Z,12Z-dienal; 9,12-Octadecadienal (mixed isomers); Aldehyde C-18 (unsaturated)
EINECS	219-804-9

Quality Control

Our (9Z,12Z)-9,12-Octadecadienal is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including identity confirmation by FT-IR and NMR, and purity determination by GC or HPLC to ensure it meets exacting standards. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and compliance for your applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 2-8°C to minimize oxidation and degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Isomeric Purity (Z,Z)	≥ 90.0%

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