Description

o-Anisyl 6-Diazo-5,6-Dihydro-5-Oxonaphthalene-1-Sulphonate is a specialized diazonaphthoquinone sulfonate ester, a key photochemical intermediate. This compound is valued for its precise reactivity under light exposure, enabling high-resolution patterning in advanced manufacturing processes. It is primarily required by manufacturers in the electronics and specialty chemical sectors for photoresist formulations and photoactive compound synthesis.

Application

• Photoresist Formulation: A critical photoactive compound (PAC) in the production of positive-tone photoresists for semiconductor and microelectronics fabrication.
• Advanced Lithography: Used in the development of high-resolution patterns for printed circuit boards (PCBs), flat panel displays, and micro-electromechanical systems (MEMS).
• Chemical Synthesis: Serves as a versatile diazo transfer reagent and a building block for synthesizing complex organic molecules and functional materials.
• Research & Development: Employed in academic and industrial R&D labs for exploring novel photochemical reactions and developing next-generation imaging materials.

Basic Information

Product Name	o-Anisyl 6-Diazo-5,6-Dihydro-5-Oxonaphthalene-1-Sulphonate
CAS No.	82758-42-7
Molecular Formula	C₁₈H₁₄N₂O₆S
Molecular Weight	386.38 g/mol
Synonyms	2-Methoxyphenyl 6-diazo-5,6-dihydro-5-oxonaphthalene-1-sulfonate; 6-Diazo-5,6-dihydro-5-oxo-1-naphthalenesulfonic Acid o-Anisyl Ester; DNQ Sulfonate Ester; Photoactive Compound Ester; o-Anisyl Ester of 1,2-Naphthoquinone-2-diazide-5-sulfonic Acid; 1,2-Naphthoquinonediazide-5-sulfonate Ester; PAC Ester; o-Anisyl DNQ Sulfonate
EINECS	Contact for details

Quality Control

Our production of o-Anisyl 6-Diazo-5,6-Dihydro-5-Oxonaphthalene-1-Sulphonate adheres to stringent quality management protocols. Every batch is characterized using advanced analytical techniques including HPLC, NMR, and FT-IR to ensure high purity and consistent performance. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided to guarantee material integrity for your critical applications.

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 product is light-sensitive (store away from light). Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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