Description

(4-Methylphenyl)Mesitylene Sulfonate is a specialized organic sulfonate ester, a key intermediate in advanced chemical synthesis. This compound matters for its role in facilitating controlled reactions, particularly in the development of photoacid generators (PAGs) and other functional materials. Industries that require high-purity chemical intermediates, such as electronics, pharmaceuticals, and specialty polymer manufacturing, are the primary users of this product.

Application

• Photoacid Generator (PAG) Precursor: A critical component in the formulation of chemically amplified photoresists for semiconductor and microelectronics fabrication.
• Chemical Synthesis Intermediate: Used in organic synthesis for the controlled introduction of sulfonate ester groups to build complex molecular architectures.
• Polymer Modification Agent: Employed to functionalize polymers, altering their solubility, reactivity, or other physical properties for advanced material science applications.
• Pharmaceutical Intermediate: Serves as a building block in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Research & Development: Utilized in academic and industrial R&D laboratories for developing new catalytic systems and novel organic reactions.

Basic Information

Product Name	(4-Methylphenyl)Mesitylene Sulfonate
CAS No.	67811-06-7
Molecular Formula	C16H18O3S
Molecular Weight	290.38 g/mol
Synonyms	p-Tolyl Mesitylenesulfonate; Mesitylenesulfonic Acid 4-Methylphenyl Ester; 4-Methylphenyl 2,4,6-Trimethylbenzenesulfonate; (p-Tolyl) 2,4,6-Trimethylbenzenesulfonate; PMS; Tosyl Mesitylene Ester (analogous); Contact for EINECS details.

Quality Control

Our (4-Methylphenyl)Mesitylene Sulfonate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for sensitive applications like photoresist chemistry. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This material is light-sensitive and should be handled accordingly to maintain stability.

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%

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