Description

Monoester Of 2-Diazo-1-Naphthol-5-Sulfonic Acid With Bisphenol A is a specialized diazonaphthol sulfonate derivative, a key photochemical intermediate valued for its ability to generate reactive species upon exposure to light. This compound is engineered to deliver high reactivity and precise performance in advanced manufacturing processes. It is primarily required by industries focused on high-resolution imaging, photoresist formulation, and specialty polymer synthesis.

Application

• Photoresist Formulation: A critical photoactive component (PAC) in positive-tone photoresists for semiconductor and microelectronics fabrication.
• Printing Plate Production: Used in the manufacture of high-resolution offset and flexographic printing plates.
• UV-Curable Inks & Coatings: Acts as a photoinitiator or photosensitizer to initiate polymerization under UV light.
• Chemical Amplification Systems: Employed in advanced photoresist systems for deep-UV (DUV) and extreme-UV (EUV) lithography.
• Specialty Polymer Synthesis: Serves as a functional monomer or cross-linking agent for creating light-responsive polymers.
• Analytical Chemistry: Utilized as a derivatization agent or probe in photochemical analysis and research.

Basic Information

Product Name	Monoester Of 2-Diazo-1-Naphthol-5-Sulfonic Acid With Bisphenol A
CAS No.	53155-39-8
Molecular Formula	C29H20N2O5S
Molecular Weight	508.55 g/mol
Synonyms	2-Diazo-1-naphthol-5-sulfonic acid bisphenol A monoester; Bisphenol A 2-diazo-1-naphthol-5-sulfonate; DNQ-BPA monoester; Photoactive Compound (PAC) based on Bisphenol A; Bisphenol A ester of 2-diazo-1-naphthol-5-sulfonic acid; 2,2-Bis(4-hydroxyphenyl)propane ester with 2-diazo-1-naphthol-5-sulfonic acid; 1,2-Naphthoquinonediazide-5-sulfonic acid bisphenol A ester; BPA-DNQ
EINECS	Contact for details

Quality Control

Our production of Monoester Of 2-Diazo-1-Naphthol-5-Sulfonic Acid With Bisphenol A adheres to stringent quality protocols to ensure batch-to-batch consistency and performance reliability for critical applications. Each lot is analyzed to confirm identity, purity, and photochemical activity. Certificates of Analysis (COA) detailing specific test results are 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 (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to exclude moisture. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Photochemical Activity	Custom specification available

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