Description

Trans,trans-2,4-Hexadienal Diethyl Acetal is a high-purity, specialty chemical intermediate characterized by its distinct dienal acetal structure. This compound is valued for its role as a versatile building block in organic synthesis, particularly for introducing conjugated diene systems. It serves critical functions in the research and production of fine chemicals, including flavors, fragrances, and advanced pharmaceutical intermediates where precise molecular architecture is required.

Application

• Flavor and Fragrance (F&F) Industry: A key intermediate in the synthesis of complex aroma chemicals and natural flavor compounds.
• Pharmaceutical Intermediates: Used in the research and development of active pharmaceutical ingredients (APIs) requiring specific diene functionalities.
• Organic Synthesis: Serves as a crucial building block for Diels-Alder reactions and other cycloaddition processes to construct complex organic molecules.
• Agrochemical Research: Employed in the development of novel crop protection agents and specialty agrochemicals.
• Material Science: Investigated as a monomer or cross-linking agent in the development of specialized polymers.
• Academic & Industrial R&D: A valuable reagent for chemical research in universities and corporate laboratories.

Basic Information

Product Name	Trans,trans-2,4-Hexadienal Diethyl Acetal
CAS No.	27310-22-1
Molecular Formula	C10H18O2
Molecular Weight	170.25 g/mol
Synonyms	(2E,4E)-2,4-Hexadienal Diethyl Acetal; 2,4-Hexadienal Diethyl Acetal; (E,E)-2,4-Hexadienal Diethyl Acetal; Diethyl (2E,4E)-hexa-2,4-dien-1-ylidene Acetal; 1,1-Diethoxy-2,4-hexadiene; trans,trans-1,1-Diethoxy-2,4-hexadiene; 2,4-Hexadienal Diethyl Acetal (mixture of isomers); FEMA 3729
EINECS	Contact for details

Quality Control

Our Trans,trans-2,4-Hexadienal Diethyl Acetal is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopy (IR, NMR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting full specifications are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0% (sum of isomers)
Trans,trans-Isomer Content (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.440 - 1.450
Specific Gravity (20°C)	0.880 - 0.900

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