Description

4-Methoxyphenyl Vinylsulphone is a versatile organic building block and reactive intermediate of significant importance in advanced chemical synthesis. Its core value lies in the vinyl sulphone moiety, which acts as a potent Michael acceptor and a versatile handle for cross-coupling and polymerization reactions. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, where it is used to construct complex molecular architectures and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing active pharmaceutical ingredients (APIs), particularly in kinase inhibitor and antiviral drug development.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Polymer & Material Science: Serves as a cross-linking agent and monomer for creating high-performance polymers, coatings, and adhesives with enhanced thermal and chemical resistance.
• Organic Synthesis Reagent: Acts as a Michael acceptor in conjugate addition reactions and a substrate for palladium-catalyzed cross-coupling reactions (e.g., Heck, Suzuki).
• Dye & Pigment Manufacturing: Intermediate in the synthesis of specialized dyes and functional colorants.
• Bioconjugation Chemistry: Utilized for modifying proteins, peptides, and other biomolecules due to its selective reactivity with thiol groups.

Basic Information

Product Name	4-Methoxyphenyl Vinylsulphone
CAS No.	16191-87-0
Molecular Formula	C9H10O3S
Molecular Weight	198.24 g/mol
Synonyms	1-Methoxy-4-(vinylsulfonyl)benzene; p-Methoxyphenyl Vinyl Sulfone; 4-(Vinylsulfonyl)anisole; Vinyl 4-Methoxyphenyl Sulfone; 4-Methoxyphenyl Ethenesulfonate; Anisole, 4-(vinylsulfonyl)-; 4-MPS
EINECS	Contact for details

Quality Control

Our 4-Methoxyphenyl Vinylsulphone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance 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 strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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