Description

(2E,4E)-Hexa-2,4-Dienoic Acid is a conjugated diene carboxylic acid that serves as a versatile building block in organic synthesis and fine chemical manufacturing. Its unique structure makes it valuable for creating complex molecules through Diels-Alder reactions and other cycloaddition processes. This compound is particularly relevant for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel active ingredients or advanced materials.

Application

• As a key diene component in Diels-Alder reactions for the synthesis of complex cyclic and polycyclic compounds.
• An intermediate in the research and development of pharmaceutical active ingredients and bioactive molecules.
• A building block for the synthesis of agrochemicals, including herbicides and fungicides.
• Used in the production of specialty polymers and functional materials requiring specific molecular architectures.
• Employed in academic and industrial research for studying pericyclic reactions and developing new synthetic methodologies.
• A precursor for flavor and fragrance ingredients, leveraging its unsaturated acid backbone.
• In the synthesis of liquid crystal compounds and other advanced organic electronic materials.

Basic Information

Product Name	(2E,4E)-Hexa-2,4-Dienoic Acid
CAS No.	91751-55-2
Molecular Formula	C₆H₈O₂
Molecular Weight	112.13 g/mol
Synonyms	(2E,4E)-2,4-Hexadienoic Acid; trans,trans-2,4-Hexadienoic Acid; (E,E)-Sorbic Acid; 2,4-Hexadienoic Acid, (2E,4E)-; Sorbic Acid (E,E)-isomer; Hexa-2,4-dienoic acid, (E,E)-; 2,4-Hexadienedioic Acid (E,E)-isomer
EINECS	Contact for details

Quality Control

Our (2E,4E)-Hexa-2,4-Dienoic Acid is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting key parameters such as assay, isomeric purity, and impurity profiles. Our quality commitment ensures the material meets the stringent requirements for research and commercial synthesis 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 hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Isomeric Purity (E,E)	≥ 95.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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