Description

(2E)-5-Phenyl-2-Pentenoic Acid Ethyl Ester is a high-purity, unsaturated ester compound that serves as a versatile and valuable synthetic intermediate in advanced organic synthesis. Its conjugated system and phenyl functionality make it a critical building block for constructing complex molecular architectures, offering chemists precise control over stereochemistry and functional group introduction. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries, where it is used to develop new active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, particularly those requiring specific unsaturated side chains or phenyl-substituted structures.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, leveraging its reactive alkene for further functionalization.
• Fine Chemical Production: Serves as a precursor for fragrances, flavors, and advanced materials where the (2E)-configuration is crucial for specific olfactory or physical properties.
• Academic & Industrial Research: A valuable reagent for methodological development in organic chemistry, including cross-coupling reactions and asymmetric synthesis studies.
• Liquid Crystal & Polymer Chemistry: Potential monomer or additive for creating specialized polymers and liquid crystalline materials due to its rigid-rod-like structure.

Basic Information

Product Name	(2E)-5-Phenyl-2-Pentenoic Acid Ethyl Ester
CAS No.	55282-95-6
Molecular Formula	C₁₃H₁₆O₂
Molecular Weight	204.27 g/mol
Synonyms	Ethyl (2E)-5-Phenyl-2-pentenoate; Ethyl (E)-5-Phenyl-2-pentenoate; trans-5-Phenyl-2-pentenoic Acid Ethyl Ester; (E)-5-Phenyl-2-pentenoic Acid Ethyl Ester; 5-Phenyl-2-pentenoic Acid Ethyl Ester, (2E)-; Ethyl 5-Phenyl-2-pentenoate; 2-Pentenoic Acid, 5-phenyl-, Ethyl Ester, (2E)-
EINECS	Contact for details

Quality Control

Our (2E)-5-Phenyl-2-Pentenoic Acid Ethyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chromatographic purity analysis and spectroscopic identification, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and specific impurity profiles is provided with each shipment to guarantee traceability and consistency for your critical processes.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Isomeric Purity (GC/HPLC)	≥ 98.0% (E-isomer)
Water Content (KF)	≤ 0.5%

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