Description

4-Benzoyl-3-Hydroxyphenyl 6-Diazo-5,6-Dihydro-5-Oxonaphthalene-1-Sulphonate is a specialized diazonaphthoquinone sulfonate ester, a critical high-performance intermediate in advanced material synthesis. This compound matters for its role as a key photoactive component in the formulation of high-resolution photoresists and functional polymers. Industries involved in semiconductor manufacturing, advanced lithography, and specialty chemical research require this precise chemical for developing next-generation microelectronics and optical materials.

Application

• Photoresist Formulation: Serves as a primary photoacid generator (PAG) or dissolution inhibitor in chemical amplification resists for deep-UV, EUV, and I-line lithography processes in semiconductor fabrication.
• Advanced Lithography: Critical for patterning ultra-fine features on silicon wafers, enabling the production of high-density integrated circuits (ICs) and microchips.
• Polymer Science: Used in the synthesis of photosensitive polymers and functional materials where controlled cross-linking or degradation upon light exposure is required.
• Optical Material Production: Employed in creating light-sensitive coatings, optical waveguides, and other advanced optical components.
• Chemical Research & Development: Acts as a versatile building block for synthesizing novel diazo compounds and studying photochemical reaction mechanisms.
• Printing Plate Manufacturing: Potential application in high-performance, digitally imageable offset printing plates requiring exceptional resolution.

Basic Information

Item	Detail
Product Name	4-Benzoyl-3-Hydroxyphenyl 6-Diazo-5,6-Dihydro-5-Oxonaphthalene-1-Sulphonate
CAS No.	41137-52-4
Molecular Formula	C23H14N2O6S
Molecular Weight	446.43 g/mol
Synonyms	1,2-Naphthoquinone-2-diazide-5-sulfonic acid 4-benzoyl-3-hydroxyphenyl ester; DNQ Sulfonate Ester; Photoactive Compound (PAC); 4-Benzoyl-3-hydroxyphenyl 1,2-naphthoquinonediazide-5-sulfonate; 4-Bz-3-HP 1,2-NQD-5-Sulfonate; 4-Benzoyl-3-hydroxyphenyl 1-oxo-2-diazo-1,2-dihydronaphthalene-5-sulfonate; 4-Benzoyl-3-hydroxyphenyl 2-diazo-1-oxo-1,2-dihydronaphthalene-5-sulfonate; 4-Benzoyl-3-hydroxyphenyl 2,1-diazonaphthoquinone-5-sulfonate
EINECS	Contact for details

Quality Control

Our production of 4-Benzoyl-3-Hydroxyphenyl 6-Diazo-5,6-Dihydro-5-Oxonaphthalene-1-Sulphonate adheres to stringent quality protocols to ensure batch-to-batch consistency and performance reliability for critical lithography applications. The material is manufactured and tested in controlled environments to meet the exacting standards of the semiconductor industry. Certificates of Analysis (COA) detailing purity, identity, and performance-related specifications are provided with every shipment. We support compliance with relevant quality management systems, and specifications can be aligned with customer-specific requirements.

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 light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, open flames, and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Performance Test (Photospeed)	Customer defined

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