Description

16-Octadecenal is a high-purity, long-chain aliphatic aldehyde with the CAS number 56554-87-1. This compound serves as a versatile and valuable intermediate in the synthesis of complex organic molecules, particularly in the fragrance, flavor, and specialty chemical industries. It is essential for manufacturers and R&D laboratories seeking to develop or produce fine chemicals, aroma compounds, and biologically active substances.

Application

• Fragrance and Flavor Intermediate: A key building block for synthesizing musks, floral, and fruity aroma chemicals.
• Pharmaceutical Synthesis: Used as a chiral intermediate or precursor in the development of active pharmaceutical ingredients (APIs).
• Agrochemical Production: Employed in the synthesis of pheromones, pesticides, and plant growth regulators.
• Specialty Polymer Additives: Acts as a monomer or modifier in the production of polymers with specific functional properties.
• Organic Synthesis & Research: A valuable reagent for chemical research, including carbon chain elongation and functional group transformations.
• Cosmetic Ingredients: Used in the manufacture of specialty esters and other compounds for personal care formulations.

Basic Information

Product Name	16-Octadecenal
CAS No.	56554-87-1
Molecular Formula	C₁₈H₃₄O
Molecular Weight	266.46 g/mol
Synonyms	9-Octadecenal; (Z)-9-Octadecenal; cis-9-Octadecenal; Oleyl aldehyde; 9-Hexadecenal (common misnomer); Palmital; (Z)-Hexadec-9-enal; 9-Octadecen-1-al
EINECS	Contact for details

Quality Control

Our 16-Octadecenal is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high chemical purity and identity. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO 9001 standards for industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen) in a cool, dry, and well-ventilated place at 2-8°C for long-term stability. This product is easily oxidized and light-sensitive. Allow the container to reach room temperature before opening to prevent moisture condensation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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