Description

3-Mesylphenol is a versatile organic intermediate featuring a phenolic hydroxyl group and a mesyl (methanesulfonyl) functional group, offering dual reactivity for advanced synthesis. This compound is valued for its role as a key building block in the production of high-performance materials and active pharmaceutical ingredients (APIs). It is primarily sought after by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those requiring sulfonamide or sulfonate ester linkages.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators where the mesylphenol moiety contributes to biological activity.
• Polymer & Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers, resins, and high-performance engineering plastics.
• Liquid Crystal & OLED Materials: Acts as a key intermediate in the synthesis of advanced organic electronic materials for displays and lighting.
• Dye & Pigment Manufacturing: Employed in the synthesis of complex dyes and organic pigments, leveraging its phenolic and sulfonyl chemistry.
• Chemical Research & Development: A valuable reagent for organic synthesis, particularly in nucleophilic aromatic substitution and palladium-catalyzed coupling reactions.

Basic Information

Product Name	3-Mesylphenol
CAS No.	14763-61-2
Molecular Formula	C7H8O3S
Molecular Weight	172.20 g/mol
Synonyms	3-(Methanesulfonyl)phenol; 3-Hydroxyphenyl methyl sulfone; m-(Methylsulfonyl)phenol; Phenol, 3-(methylsulfonyl)-; 3-Methanesulfonylphenol; 3-MSP; 3-Hydroxybenzenemethanesulfonate
EINECS	Contact for details

Quality Control

Our 3-Mesylphenol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, GC for residual solvents, and spectroscopic identification (IR, NMR), to ensure it meets precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled 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
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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