Description

3-Octadecenal is a high-purity, long-chain aliphatic aldehyde with significant utility in advanced organic synthesis and fragrance chemistry. Its specific structure makes it a valuable intermediate for creating complex molecules, including pheromones, flavor compounds, and specialty surfactants. This product is essential for R&D laboratories and manufacturers in the fragrance, flavor, and fine chemical industries seeking to develop novel compounds with specific olfactory or functional properties.

Application

• Fragrance & Flavor Intermediate: A key building block for synthesizing complex aroma chemicals and natural product analogs.
• Pheromone Synthesis: Used in the research and production of insect pheromones for agricultural pest management.
• Organic Synthesis: Serves as a versatile intermediate for producing specialty chemicals, including pharmaceuticals and liquid crystals.
• Surfactant & Lubricant Additives: A precursor for synthesizing specialized surfactants and lubricant additives with unique properties.
• Research & Development: A valuable reference standard and starting material in academic and industrial R&D for novel organic compounds.

Basic Information

Product Name	3-Octadecenal
CAS No.	56554-99-5
Molecular Formula	C₁₈H₃₄O
Molecular Weight	266.46 g/mol
Synonyms	trans-3-Octadecenal; (E)-3-Octadecenal; 3-Octadecen-1-al; Octadec-3-enal; 3-Octadecenaldehyde; 3-Heptadecenylcarboxaldehyde; Aldehyde C-18 unsaturated
EINECS	Contact for details

Quality Control

Our 3-Octadecenal is produced 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 requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) to minimize oxidation. Keep the container in a cool, dry, and well-ventilated area, away from incompatible materials.

Specification

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

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