Description

(4-Methylphenyl)-(4-Propan-2-Ylphenyl)Iodanium,Chloride is a high-purity iodonium salt, a critical class of photoacid generators (PAGs) and versatile intermediates in advanced organic synthesis. Its primary value lies in its ability to efficiently generate strong acids upon exposure to light or heat, enabling precise control in polymerization and cross-linking reactions. This compound is essential for manufacturers and R&D teams in the electronics, photoresist, and specialty polymer industries seeking reliable, high-performance cationic initiators.

Application

• Photoacid Generator (PAG) for Advanced Photoresists: A key component in chemically amplified resists (CARs) for semiconductor manufacturing and microelectronics lithography.
• Cationic Photoinitiator for Polymerization: Used to initiate the UV-curing of epoxy resins, vinyl ethers, and other monomers in coatings, inks, and adhesives.
• Organic Synthesis Intermediate: Serves as a versatile arylating or iodonium transfer agent in the synthesis of complex pharmaceutical and agrochemical molecules.
• Cross-linking Agent for Polymers: Facilitates the thermal or photo-induced cross-linking of functional polymers to enhance material properties like thermal stability and chemical resistance.
• Research & Development: Employed in academic and industrial labs for developing new photochemical processes and catalytic systems.

Basic Information

Item	Details
Product Name	(4-Methylphenyl)-(4-Propan-2-Ylphenyl)Iodanium,Chloride
CAS No.	178233-70-0
Molecular Formula	C16H18ICl
Molecular Weight	372.67 g/mol
Synonyms	Bis(4-methylphenyl)iodonium Chloride (common name); (p-Tolyl)(p-cumenyl)iodonium Chloride; 4-Methylphenyl-4-isopropylphenyliodonium Chloride; Di-p-tolyliodonium Chloride (related analog); Iodonium, bis(4-methylphenyl)-, chloride; Cumyl-p-tolyliodonium Chloride; Photoacid Generator 178233-70-0; Iodonium salt PAG
EINECS	Contact for details

Quality Control

Our (4-Methylphenyl)-(4-Propan-2-Ylphenyl)Iodanium,Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for sensitive applications like photoresist formulation. A comprehensive Certificate of Analysis (COA) detailing purity, assay, 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 place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) when not in use to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Assay (Iodonium Content)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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