Description

trans-5-Octenal is a high-purity, unsaturated aliphatic aldehyde with a distinctive, powerful green, fatty, and waxy odor profile. This compound is a valuable and versatile building block in the synthesis of complex fragrance and flavor molecules. It is primarily sought after by manufacturers in the flavor and fragrance industry for creating naturalistic green and citrus notes. The product is supplied as trans-5-Octenal CAS NO 41547-29-9, ensuring precise identification and quality for industrial applications.

Application

• Fragrance Formulation: A key intermediate and aroma chemical for creating fresh, green, and citrusy top notes in fine perfumes, personal care products, and household cleaners.
• Flavor Creation: Used in the synthesis of flavoring agents that impart green, fatty, and waxy nuances to food and beverage products.
• Chemical Synthesis: Serves as a crucial chiral building block in organic synthesis, particularly in the production of more complex aldehydes, alcohols, and acetals.
• Research & Development: Utilized in academic and industrial R&D laboratories for studying odorant-receptor interactions and developing new aroma molecules.
• Agrochemical Intermediates: Potential use in the synthesis of certain pheromones or bioactive compounds for agricultural applications.

Basic Information

Product Name	trans-5-Octenal
CAS No.	41547-29-9
Molecular Formula	C8H14O
Molecular Weight	126.20 g/mol
Synonyms	(E)-5-Octenal; (E)-Oct-5-enal; trans-Oct-5-enal; 5-Octenal, (5E)-; 5-trans-Octenal; 5-Octen-1-al, (E)-; FEMA 4368; Oct-5-enal
EINECS	255-422-7

Quality Control

Our trans-5-Octenal is produced and handled under strict quality management protocols. Every batch undergoes comprehensive analytical testing including Gas Chromatography (GC) and Infrared Spectroscopy (IR) to ensure identity, purity, and olfactory profile consistency. We provide detailed Certificates of Analysis (COA) with each shipment, documenting key parameters such as assay, isomeric purity, and impurity limits. Our quality commitment aligns with the standards expected by the flavor and fragrance industry.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C to maximize stability and shelf-life. Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Isomeric Purity (trans-)	≥ 95.0%
Refractive Index (20°C)	1.430 - 1.440
Specific Gravity (20/20°C)	0.840 - 0.850

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