Description

2,5-Diethoxy-4-(p-Tolylthio)Benzenediazonium Tetrafluoroborate is a specialized diazonium salt compound, recognized for its role as a photoacid generator (PAG) and a versatile intermediate in organic synthesis. Its value lies in its ability to generate reactive species upon exposure to light or heat, facilitating critical bond-forming reactions. This product is essential for researchers and manufacturers in the electronics, photoresist, and fine chemical synthesis industries, where precise control over chemical reactivity is paramount.

Application

• Photoacid Generator (PAG) for Photoresists: A key component in chemically amplified photoresists used in semiconductor and microelectronics fabrication.
• Diazonium Coupling Reactions: Serves as an electrophilic diazonium source for the synthesis of azo dyes, pigments, and functionalized aromatic compounds.
• Surface Modification Agent: Used for grafting organic layers onto conductive or semiconductive surfaces (e.g., gold, silicon) via electrochemical or photochemical reduction.
• Polymerization Initiator: Acts as a thermal or photochemical initiator for cationic polymerization processes.
• Intermediate in Pharmaceutical Synthesis: Employed in the multistep synthesis of complex organic molecules and active pharmaceutical ingredients (APIs).
• Crosslinking Agent: Facilitates the crosslinking of polymers under mild conditions to enhance material properties.

Basic Information

Product Name	2,5-Diethoxy-4-(p-Tolylthio)Benzenediazonium Tetrafluoroborate
CAS No.	41749-18-2
Molecular Formula	C₁₇H₂₀BF₄N₂O₂S
Molecular Weight	412.22 g/mol
Synonyms	2,5-Diethoxy-4-[(4-methylphenyl)thio]benzenediazonium Tetrafluoroborate; p-Tolyl 2,5-Diethoxy-4-diazoniophenyl Sulfide Tetrafluoroborate; 4-(p-Tolylthio)-2,5-diethoxybenzenediazonium Tetrafluoroborate; Diazonium BF4 salt; Photoacid Generator PAG; Benzenediazonium, 2,5-diethoxy-4-[(4-methylphenyl)thio]-, tetrafluoroborate(1-)
EINECS	Contact for details

Quality Control

Our production of 2,5-Diethoxy-4-(p-Tolylthio)Benzenediazonium Tetrafluoroborate adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high reactivity. Every lot is characterized using advanced analytical techniques to confirm identity, purity, and stability. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with each shipment to support your quality assurance and R&D documentation.

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 and light-sensitive nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) when not in use to prevent moisture absorption and decomposition. Keep away from heat, sparks, and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Solubility	Soluble in acetonitrile, DMF, DMSO
Heavy Metals	< 20 ppm

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