Description

4,8-Dimethylnon-7-Enal is a high-purity aliphatic aldehyde with a unique, powerful green and citrus-like odor profile. This compound is valued for its ability to impart fresh, natural, and diffusive top notes in complex fragrance formulations. It is a critical intermediate and aroma chemical specifically required by perfumers and flavorists in the fragrance and flavor industry to create sophisticated accords for fine fragrances, personal care products, and functional aromas.

Application

• Fine Fragrance Creation: Used as a key top-note ingredient in perfumes, eau de toilettes, and colognes to introduce fresh, green, and citrus nuances.
• Personal Care & Cosmetics: Incorporated into soaps, shampoos, lotions, and deodorants to provide a clean, uplifting scent character.
• Household & Industrial Products: Employed in air fresheners, detergents, and cleaning agents to enhance their olfactory appeal with natural green notes.
• Functional Flavors: Serves as a building block for creating complex flavor profiles in beverages and confectionery, where subtle green notes are desired.
• Aroma Chemical Synthesis: Acts as a valuable intermediate for the synthesis of more complex fragrance molecules and derivatives.

Basic Information

Product Name	4,8-Dimethylnon-7-Enal
CAS No.	58772-83-1
Molecular Formula	C₁₁H₂₀O
Molecular Weight	168.28 g/mol
Synonyms	4,8-Dimethyl-7-nonenal; 7-Nonenal, 4,8-dimethyl-; (E)-4,8-Dimethylnona-3,7-dienal (related isomer); FEMA 4100; Aroma chemical 58772-83-1; Green aldehyde C11; Citrus aldehyde derivative
EINECS	Contact for details

Quality Control

Our 4,8-Dimethylnon-7-Enal is produced and tested under a strict quality management system to ensure batch-to-batch consistency and purity suitable for high-end fragrance applications. We provide comprehensive Certificates of Analysis (COA) for every shipment, detailing key parameters such as identity, assay, and olfactory profile. Our quality commitment aligns with standards relevant to the fragrance industry, including IFRA guidelines for safe use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation of quality. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Odor	Characteristic green, citrus, powerful
Refractive Index (20°C)	1.450 - 1.460
Specific Gravity (20/20°C)	0.850 - 0.870

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