Description

2-Propenoic Acid, 3-Phenyl-, 2-Ethylhexyl Ester, (2E)- is a specialized acrylate ester monomer, identified by CAS No. 217324-58-8. This compound is valued for its ability to impart specific performance characteristics, such as enhanced flexibility, hydrophobicity, and UV stability, to polymer chains. It is a critical raw material for formulators and manufacturers in the coatings, adhesives, and advanced polymer industries seeking to develop high-performance, tailored materials.

Application

• UV-Curable Coatings and Inks: As a reactive diluent and cross-linking agent in formulations requiring fast curing, high gloss, and excellent weatherability.
• Pressure-Sensitive Adhesives (PSAs): To modify tack, peel strength, and shear resistance in adhesive tapes and labels.
• Specialty Acrylic Polymers: As a co-monomer for synthesizing resins with tailored properties for industrial and automotive coatings.
• Sealants and Elastomers: To enhance flexibility, adhesion, and durability in construction and automotive sealant applications.
• Photopolymer Resins: Used in 3D printing (stereolithography) and photoresists for electronics due to its photoreactive nature.
• Plastic Modifiers: To improve impact resistance and processing characteristics of engineering plastics.

Basic Information

Product Name	2-Propenoic Acid, 3-Phenyl-, 2-Ethylhexyl Ester, (2E)-
CAS No.	217324-58-8
Molecular Formula	C19H26O2
Molecular Weight	286.41 g/mol
Synonyms	(2E)-3-Phenyl-2-propenoic acid 2-ethylhexyl ester; trans-2-Ethylhexyl cinnamate; 2-Ethylhexyl (E)-cinnamate; (E)-2-Ethylhexyl 3-phenylacrylate; Cinnamic acid, 2-ethylhexyl ester, (E)-; Octyl cinnamate (trans-); Light-sensitive (store away from light) acrylate monomer; Strong acid/organic solvent compatible monomer.
EINECS	Contact for details

Quality Control

Our 2-Propenoic Acid, 3-Phenyl-, 2-Ethylhexyl Ester, (2E)- is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency, purity, and performance. Certificates of Analysis (COA) detailing key parameters such as assay, isomer purity, and impurity profiles are provided and available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Isomeric Purity ((E)-isomer)	≥ 99.0%
Water Content (KF)	≤ 0.1%
Acid Value	≤ 0.5 mg KOH/g
Color (APHA)	≤ 50
Specific Gravity (20°C)	0.98 - 1.00
Refractive Index (20°C)	1.535 - 1.545

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