Description

10-Undecenal is a versatile, naturally occurring aliphatic aldehyde with a distinctive, powerful, and waxy-rosy odor. This compound is a key building block in the synthesis of complex fragrance molecules and serves as a crucial intermediate in fine chemical manufacturing. It is essential for R&D and production teams in the fragrance, flavor, and specialty chemical industries seeking to create unique scent profiles and high-value derivatives.

Application

• Fragrance & Flavor Industry: A primary component and intermediate for creating rose, citrus, and waxy aldehydic notes in perfumes, cosmetics, and fine fragrances.
• Chemical Synthesis: Acts as a key intermediate in the production of other high-value aroma chemicals, pharmaceuticals, and agrochemicals.
• Research & Development: Used in organic synthesis laboratories for studying reaction pathways and developing new catalytic processes.
• Specialty Additives: Employed in the formulation of specialty polymers and surface-active agents where its long carbon chain is beneficial.

Basic Information

Product Name	10-Undecenal
CAS No.	112-45-8
Molecular Formula	C₁₁H₂₀O
Molecular Weight	168.28 g/mol
Synonyms	10-Hendecenal; Undec-10-enal; 10-Undecen-1-al; Undecylenic aldehyde; Aldehyde C-11 undecylenic; 1-Decene-10-carboxaldehyde; 10-Undecenaldehyde
EINECS	203-974-4

Quality Control

Our 10-Undecenal is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing including GC, IR, and NMR to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality system is designed to meet the rigorous standards of the fragrance and fine chemical industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area at controlled room temperature (15-25°C). This material is easily oxidized; for long-term storage, an inert atmosphere (nitrogen) is recommended. Keep away from strong oxidizing agents, acids, and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Refractive Index (20°C)	1.440 - 1.445
Specific Gravity (20/20°C)	0.840 - 0.850
Acid Value	≤ 5.0 mg KOH/g

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