Description

(4E)-3-Oxo-5-Phenyl-4-Pentenoic Acid Ethyl Ester is a high-purity, versatile chemical intermediate characterized by its α,β-unsaturated ketone (enone) and ester functional groups. This compound is valued for its role as a key building block in organic synthesis, enabling the construction of complex molecular frameworks. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and fine chemical sectors for developing new active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those containing chalcone or other conjugated ketone scaffolds.
• Agrochemical Synthesis: Serves as a building block for developing novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Used in the manufacture of flavors, fragrances, and advanced organic materials requiring specific conjugated systems.
• Academic & Industrial Research: Employed in organic chemistry research for Michael addition reactions, cyclization studies, and the development of new synthetic methodologies.
• Material Science: Investigated as a monomer or cross-linking agent in the development of specialized polymers with unique optical or electronic properties.

Basic Information

Item	Details
Product Name	(4E)-3-Oxo-5-Phenyl-4-Pentenoic Acid Ethyl Ester
CAS No.	58369-48-5
Molecular Formula	C13H14O3
Molecular Weight	218.25 g/mol
Synonyms	Ethyl (4E)-3-Oxo-5-phenyl-4-pentenoate; Ethyl 3-Oxo-5-phenyl-4-pentenoate; (E)-Ethyl 3-oxo-5-phenylpent-4-enoate; 4-Pentenoic acid, 3-oxo-5-phenyl-, ethyl ester, (4E)-; Benzylideneacetone-2-carboxylic acid ethyl ester; Ethyl benzylideneacetoacetate
EINECS	Contact for details

Quality Control

Our (4E)-3-Oxo-5-Phenyl-4-Pentenoic Acid Ethyl Ester is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee it meets your specific research or production requirements.

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). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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