Description

2-Diazo-1-Naphthol-5-Sulfonic Acid, Ester With Pyrogallol/Acetone Resin is a specialized diazonium compound and photosensitive resin ester, identified by CAS number 68584-99-6. This chemical is engineered to function as a high-performance photoactive component in advanced imaging and coating systems. It is primarily required by manufacturers in the printing plate, photoresist, and specialty polymer industries for applications demanding precise light-initiated reactions.

Application

• Photopolymer Printing Plate Production: Serves as a key photoinitiator or sensitizer in plates for offset and flexographic printing.
• Photoresist Formulations: Used in the manufacture of light-sensitive resists for printed circuit boards (PCBs) and microelectronics.
• UV-Curable Coatings and Inks: Acts as a cross-linking agent or photoacid generator in coatings that cure under ultraviolet light.
• Specialty Polymer Synthesis: Employed to introduce diazo or sulfonic acid ester functionalities into custom polymers.
• Chemical Amplification Systems: Utilized in advanced imaging where the compound generates acid upon exposure to drive further reactions.
• Research and Development: Serves as a building block or reagent in the development of new photosensitive materials and processes.

Basic Information

Product Name	2-Diazo-1-Naphthol-5-Sulfonic Acid, Ester With Pyrogallol/Acetone Resin
CAS No.	68584-99-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Diazo Naphthol Sulfonate Ester; Pyrogallol/Acetone Resin ester with 2-Diazo-1-naphthol-5-sulfonic acid; Photosensitive Diazo Resin; DNQ-Ester Resin; Light-sensitive Diazo Compound; Printing Plate Sensitizer; Diazonaphthoquinone Sulfonate Ester; Photoactive Polymer Ester
EINECS	Contact for details

Quality Control

Our production of 2-Diazo-1-Naphthol-5-Sulfonic Acid, Ester With Pyrogallol/Acetone Resin adheres to a strict quality management system to ensure batch-to-batch consistency and performance reliability. Each lot undergoes rigorous analytical testing, including spectroscopic identification and purity assays. Certificates of Analysis (COA) documenting key specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed to minimize exposure to atmospheric moisture and light to maintain stability and shelf life.

Specification

Item	Specification
Appearance	Yellow to Brown Powder or Solid
Identification (IR)	Conforms to Standard
Assay (HPLC)	Min. 95%
Loss on Drying	Max. 2.0%
Heavy Metals (as Pb)	Max. 20 ppm
Solubility Test	Conforms to Standard

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