Description

2-Ethyl-4-Methyl-2-Pentenal is a versatile aliphatic aldehyde with a distinct, powerful green and fruity odor profile. This compound matters as a key intermediate and fragrance ingredient, valued for its ability to impart fresh, natural, and complex olfactory notes to formulations. It is primarily needed by manufacturers in the flavor and fragrance industry, as well as by chemical synthesis specialists developing fine chemicals and specialty polymers.

Application

• Fragrance & Flavor Ingredient: Used as a key component in creating fresh, green, fruity, and citrusy notes for perfumes, cosmetics, soaps, and food flavorings.
• Chemical Intermediate: Serves as a crucial building block in the synthesis of more complex organic molecules, including pharmaceuticals and agrochemicals.
• Polymer Modification: Acts as a monomer or cross-linking agent in the production of specialty resins and polymers with tailored properties.
• Solvent & Extraction Aid: Employed in specialized extraction processes and as a solvent for specific organic reactions in research and development.
• Aroma Chemical Production: A fundamental raw material for manufacturing other high-value aroma chemicals through various chemical transformations like oxidation or reduction.

Basic Information

Product Name	2-Ethyl-4-Methyl-2-Pentenal
CAS No.	28419-86-5
Molecular Formula	C8H14O
Molecular Weight	126.20 g/mol
Synonyms	2-Ethyl-4-methylpent-2-enal; 4-Methyl-2-ethyl-2-pentenal; Ethyl Methyl Pentenal; FEMA 4410; (E/Z)-2-Ethyl-4-methyl-2-pentenal; Green aldehyde; Leaf aldehyde (related isomer)
EINECS	Contact for details

Quality Control

Our 2-Ethyl-4-Methyl-2-Pentenal is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. We adhere to relevant industry standards for fragrance and fine chemical ingredients. A comprehensive Certificate of Analysis (COA), detailing purity, identity, and impurity profiles, is provided with every shipment to guarantee reliable performance in your applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 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. Keep away from strong oxidizing agents, acids, and bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.440 - 1.450
Specific Gravity (20/20°C)	0.850 - 0.870
Water Content (KF)	≤ 0.5%

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