Description

2-Propenoicacid,2-(Methoxymethyl)-,1-Ethylcyclopentylester(9Ci) is a specialized acrylate ester monomer with a unique sterically hindered structure. This compound matters for its ability to impart specific performance characteristics, such as enhanced flexibility, adhesion, and chemical resistance, in advanced polymer formulations. It is primarily needed by R&D chemists and production engineers in the coatings, adhesives, and specialty polymer industries seeking to develop next-generation materials with tailored properties.

Application

• Advanced Polymer Synthesis: As a key monomer for producing specialty acrylic and methacrylic copolymers with unique side-chain functionality.
• High-Performance Coatings: Used in formulating industrial, automotive, and protective coatings to improve flexibility, durability, and substrate adhesion.
• Specialty Adhesives & Sealants: Imparts low shrinkage and enhanced chemical resistance in structural and pressure-sensitive adhesive systems.
• UV-Curable Resins: Serves as a reactive diluent or functional monomer in radiation-curable inks, coatings, and 3D printing resins.
• Chemical Intermediate: Utilized in organic synthesis for introducing the 1-ethylcyclopentyl ester group into more complex molecules.
• Modifier for Elastomers: Enhances the low-temperature properties and processing characteristics of synthetic rubbers.

Basic Information

Product Name	2-Propenoicacid,2-(Methoxymethyl)-,1-Ethylcyclopentylester(9Ci)
CAS No.	754213-67-7
Molecular Formula	C12H20O3
Molecular Weight	212.29 g/mol
Synonyms	1-Ethylcyclopentyl 2-(methoxymethyl)acrylate; 1-Ethylcyclopentyl 2-(methoxymethyl)propenoate; 2-(Methoxymethyl)acrylic Acid 1-Ethylcyclopentyl Ester; Acrylic Acid, 2-(Methoxymethyl)-, 1-Ethylcyclopentyl Ester; 1-Ethylcyclopentyl 2-(Methoxymethyl)acrylate (9CI); Specialty Acrylate Ester Monomer
EINECS	Contact for details

Quality Control

Our production of 2-Propenoicacid,2-(Methoxymethyl)-,1-Ethylcyclopentylester(9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including assay by GC/HPLC and identification by FTIR and NMR. Certificates of Analysis (COA) documenting purity, identity, and key physical parameters are available upon request to support your quality assurance and regulatory needs.

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 heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Color (APHA)	≤ 50
Water Content (KF)	≤ 0.1%
Refractive Index (20°C)	1.450 - 1.460
Density (20°C)	0.98 - 1.02 g/mL

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