Description

4-Benzoyl-1,3-Phenylene Bis(6-Diazo-5,6-Dihydro-5-Oxonaphthalene-1-Sulphonate) is a specialized diazonaphthoquinone sulfonate ester derivative, a key functional compound in advanced material science. Its primary value lies in its role as a highly effective photoactive compound (PAC) for generating precise chemical patterns upon exposure to specific light wavelengths. This chemical is essential for manufacturers and R&D facilities in the photoresist and microelectronics industries, where it enables the production of high-resolution components for semiconductors and printed circuit boards.

Application

• Photoresist Formulation: A critical photoactive component (PAC) in positive-tone photoresists for semiconductor and microelectronics manufacturing.
• Advanced Lithography: Used in the production of high-resolution integrated circuits (ICs), microchips, and MEMS devices.
• Printed Circuit Board (PCB) Fabrication: Enables precise etching of fine-line circuit patterns on PCB substrates.
• Optical Imaging and Patterning: Applied in the creation of optical waveguides, diffraction gratings, and other micro-optical elements.
• Chemical Amplification: Serves in chemically amplified resist (CAR) systems for deep-UV (DUV) and other advanced lithography processes.
• Research & Development: A valuable reagent for academic and industrial R&D focused on novel photopolymer chemistry and nanofabrication techniques.

Basic Information

Product Name	4-Benzoyl-1,3-Phenylene Bis(6-Diazo-5,6-Dihydro-5-Oxonaphthalene-1-Sulphonate)
CAS No.	31001-73-7
Molecular Formula	C39H22N4O10S2
Molecular Weight	770.74 g/mol
Synonyms	1,3-Bis(6-diazo-5,6-dihydro-5-oxo-1-naphthalenesulfonyloxy)-5-benzoylbenzene; 2,6-Bis(6-diazo-5-oxo-5,6-dihydro-1-naphthalenesulfonyloxy)-4-phenyl ketone; DNQ Sulfonate Ester PAC; Photoactive Compound 31001-73-7; Benzophenone-based Diazonaphthoquinone Sulfonate; PAC for Positive Photoresist; 4-Benzoylresorcinol bis(6-diazo-5,6-dihydro-5-oxo-1-naphthalenesulfonate)
EINECS	Contact for details

Quality Control

Our production of 4-Benzoyl-1,3-Phenylene Bis(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. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and FT-IR to confirm identity, purity, and the absence of undesired impurities. Certificates of Analysis (COA) documenting all critical parameters 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 compound is light-sensitive (store away from light) and should be handled under appropriate conditions to maintain its photoactive properties. Keep away from 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%

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