Description

4-Ethenylbenzeneacetic Acid Ethyl Ester is a versatile vinyl aromatic ester monomer with significant utility in advanced material synthesis. Its chemical structure, featuring both a polymerizable vinyl group and an ester functionality, makes it a valuable building block for creating specialty polymers with tailored properties. This compound is primarily sought by R&D chemists and process engineers in the pharmaceutical intermediates, fine chemical, and polymer research sectors for developing novel coatings, adhesives, and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of complex active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Polymer & Resin Modification: Acts as a co-monomer for introducing aromatic and ester groups into acrylic, styrenic, or vinyl polymer chains to modify thermal, mechanical, and solubility properties.
• Specialty Coatings & Adhesives: Used in the formulation of high-performance coatings, pressure-sensitive adhesives (PSAs), and inks where enhanced adhesion, gloss, or chemical resistance is required.
• Cross-linking Agent: Employed in the production of thermosetting resins and networks due to its polymerizable double bond.
• Organic Synthesis Building Block: Utilized in various organic reactions, including Michael additions and cyclizations, to construct more complex molecular architectures.
• Material Science Research: A critical reagent for developing new functional materials, including liquid crystals, organic semiconductors, and dendrimers.

Basic Information

Product Name	4-Ethenylbenzeneacetic Acid Ethyl Ester
CAS No.	53162-12-2
Molecular Formula	C₁₂H₁₄O₂
Molecular Weight	190.24 g/mol
Synonyms	Ethyl 4-Vinylphenylacetate; 4-Vinylbenzeneacetic Acid Ethyl Ester; (4-Vinylphenyl)acetic Acid Ethyl Ester; p-Vinylphenylacetic Acid Ethyl Ester; Ethyl (4-Ethenylphenyl)acetate; Ethyl p-Vinylphenylacetate; 2-(4-Vinylphenyl)acetic Acid Ethyl Ester; NSC 403119
EINECS	Contact for details

Quality Control

Our production of 4-Ethenylbenzeneacetic Acid Ethyl Ester adheres to stringent in-process controls and final batch testing to ensure consistent purity and performance. Quality is verified against established internal specifications using advanced analytical techniques including GC, HPLC, and NMR. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and compliance with your research or production requirements.

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). Keep away from heat, sparks, and open flames. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

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

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