Description

4-Hydroxy-3-Methoxystyrene is a versatile phenolic monomer and a key intermediate in organic synthesis. This compound matters for its role as a building block in the production of specialty polymers, resins, and fine chemicals, offering a reactive vinyl group and a methoxy-substituted phenolic ring. Industries that need it include pharmaceutical, agrochemical, and advanced material sectors, where it is utilized to create functional polymers, UV stabilizers, and other high-value chemical products.

Application

• Key monomer for the synthesis of specialty phenolic resins and polymers.
• Intermediate in the production of pharmaceutical active ingredients and agrochemicals.
• Building block for UV-curable coatings and advanced functional materials.
• Precursor for antioxidants and polymer stabilizers in the plastics industry.
• Used in research and development of novel organic electronic materials.
• Intermediate for flavor and fragrance compounds.

Basic Information

Product Name	4-Hydroxy-3-Methoxystyrene
CAS No.	7786-61-0
Molecular Formula	C9H10O2
Molecular Weight	150.17 g/mol
Synonyms	2-Methoxy-4-vinylphenol; 4-Vinylguaiacol; Guaiacyl ethylene; 4-Hydroxy-3-methoxyphenylethylene; 3-Methoxy-4-hydroxystyrene; Vinylguaiacol; p-Vinylguaiacol; 4-Ethenyl-2-methoxyphenol
EINECS	232-094-8

Quality Control

Our 4-Hydroxy-3-Methoxystyrene is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay, impurity profile, and physical properties is provided with every shipment to guarantee it meets the requirements for your specific application.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation and to minimize degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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