Description

Ethyl (E)-3-Oxo-4-Hexenoate is a versatile α,β-unsaturated ketoester, a key chemical intermediate prized for its reactive carbonyl and alkene functionalities. Its primary value lies in enabling complex molecular construction, particularly in the synthesis of heterocyclic compounds and chiral building blocks. This compound is essential for R&D chemists and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop new active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various heterocyclic scaffolds, including pyrazoles and pyridines, which are core structures in many active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, leveraging its reactivity to create complex, bioactive molecules.
• Fine Chemical Building Block: Serves as a versatile starting material for the preparation of flavors, fragrances, and specialty polymers requiring specific ketoester functionalities.
• Academic & Industrial R&D: A valuable reagent for method development in organic synthesis, including studies on Michael additions, cyclocondensations, and asymmetric catalysis.
• Material Science Research: Investigated as a monomer or cross-linking agent in the development of novel polymeric materials with tailored properties.

Basic Information

Item	Details
Product Name	Ethyl (E)-3-Oxo-4-Hexenoate
CAS No.	25654-09-5
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	(E)-Ethyl 3-oxo-4-hexenoate; Ethyl (E)-3-oxohex-4-enoate; Ethyl 3-oxo-4-hexenoate; Ethyl trans-3-oxo-4-hexenoate; 4-Hexenoic acid, 3-oxo-, ethyl ester, (E)-; Ethyl β-acetylacrylate; Ethyl 3-oxo-4-hexenoic acid ester
EINECS	Contact for details

Quality Control

Our Ethyl (E)-3-Oxo-4-Hexenoate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing specific results for purity, appearance, and other critical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). This material is moisture-sensitive; keep the container tightly sealed when not in use to prevent degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%

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