Description

2-(4-Hydroxyphenoxy)-2-Methylpropionic Acid Ethyl Ester is a high-purity chemical intermediate of significant commercial importance. This compound serves as a critical building block in the synthesis of advanced materials and active pharmaceutical ingredients (APIs). It is primarily sought after by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for its unique structural properties.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of specific active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of advanced herbicides and plant growth regulators.
• Specialty Polymer Production: Acts as a monomer or chain modifier for creating high-performance, functionalized polymers.
• Liquid Crystal & OLED Materials: Serves as a building block for electronic and optoelectronic chemical components.
• Fine Chemical Synthesis: Employed in research and development for creating novel organic compounds with specific functionalities.
• Crosslinking Agent: Utilized in formulations requiring specific crosslinking properties in coatings or resins.

Basic Information

Product Name	2-(4-Hydroxyphenoxy)-2-Methylpropionic Acid Ethyl Ester
CAS No.	42806-90-6
Molecular Formula	C₁₂H₁₆O₄
Molecular Weight	224.25 g/mol
Synonyms	Ethyl 2-(4-Hydroxyphenoxy)-2-methylpropionate; 2-Methyl-2-(4-hydroxyphenoxy)propionic Acid Ethyl Ester; Ethyl 2-Methyl-2-(4-hydroxyphenoxy)propanoate; 4-Hydroxyphenoxyisobutyric Acid Ethyl Ester; Ethyl 4-Hydroxyphenoxyisobutyrate; HPPE; CAS 42806-90-6
EINECS	Contact for details

Quality Control

Our 2-(4-Hydroxyphenoxy)-2-Methylpropionic Acid Ethyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency suitable for sensitive synthesis applications. Certificates of Analysis (COA) documenting full specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen) for long-term stability. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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