Description

2,5,6-Trimethylhept-4-Enal is a high-purity, unsaturated aliphatic aldehyde with a distinctive, powerful green and citrus-like odor profile. This compound matters as a key fragrance and flavor intermediate, prized for its ability to impart fresh, natural, and complex olfactory notes to formulations. It is primarily needed by manufacturers in the fragrance, flavor, and fine chemical industries seeking to create sophisticated aroma chemicals and specialty ingredients.

Application

• Fragrance Industry: A versatile building block for creating fresh, green, and citrusy top notes in perfumes, colognes, and personal care products.
• Flavor Industry: Used as a flavoring agent or intermediate to enhance citrus, fruity, and herbal nuances in food and beverage applications.
• Aroma Chemical Synthesis: Serves as a crucial intermediate in the synthesis of more complex fragrance molecules and specialty aldehydes.
• Household & Industrial Products: Incorporated into air fresheners, detergents, and cleaning agents to provide a fresh, clean scent.
• Cosmetics & Toiletries: Used in soaps, shampoos, and lotions to impart a pleasant and lasting fragrance character.
• Research & Development: Employed in organic synthesis and chemical research for studying reactions of α,β-unsaturated aldehydes.

Basic Information

Product Name	2,5,6-Trimethylhept-4-Enal
CAS No.	82784-84-7
Molecular Formula	C10H18O
Molecular Weight	154.25 g/mol
Synonyms	2,5,6-Trimethyl-4-heptenal; 4-Heptenal, 2,5,6-trimethyl-; (E)-2,5,6-Trimethylhept-4-enal; Trimethylheptenal; FEMA 4304; Flavis No. 05.153
EINECS	Contact for details

Quality Control

Our 2,5,6-Trimethylhept-4-Enal is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques to confirm identity, potency, and the absence of critical impurities. Certificates of Analysis (COA) documenting specifications for fragrance-grade applications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen) when in partially used containers to maintain stability and prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.450 - 1.460
Specific Gravity (20/20°C)	0.850 - 0.870
Related Substances (GC)	Total impurities ≤ 3.0%

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