Description

Pentyl 3,4,5-Tris[[(6-Diazo-5,6-Dihydro-5-Oxo-1-Naphthyl)Sulphonyl]Oxy]Benzoate is a specialized, high-molecular-weight diazonaphthoquinone (DNQ) derivative, a critical class of compounds in advanced material science. Its value lies in its role as a highly effective photoactive compound (PAC) and photoacid generator (PAG), enabling precise chemical transformations upon exposure to specific light wavelengths. This product is essential for manufacturers in the semiconductor and electronics industries, where it is used to formulate high-resolution photoresists for microfabrication and printed circuit board (PCB) production.

Application

• Photoresist Formulation: A key component in the production of positive-tone photoresists for semiconductor lithography and advanced chip manufacturing.
• Printed Circuit Board (PCB) Fabrication: Used in photoresist inks and films for creating precise circuit patterns on PCB substrates.
• Micro-Electro-Mechanical Systems (MEMS): Enables the patterning of intricate micro-scale mechanical structures.
• Optical Device Manufacturing: Applied in the production of waveguides, diffractive optical elements, and other precision optical components.
• Advanced Packaging: Supports fan-out wafer-level packaging (FOWLP) and other high-density integration technologies.
• Chemical Amplification Resist Systems: Functions as a photoacid generator in chemically amplified resists (CARs) for deep-UV (DUV) and extreme-UV (EUV) lithography processes.
• Research & Development: Serves as a critical reagent in academic and industrial R&D for developing next-generation photopolymer materials.

Basic Information

Product Name	Pentyl 3,4,5-Tris[[(6-Diazo-5,6-Dihydro-5-Oxo-1-Naphthyl)Sulphonyl]Oxy]Benzoate
CAS No.	94277-86-8
Molecular Formula	C44H30N6O16S3
Molecular Weight	1011.00 g/mol
Synonyms	Pentyl 3,4,5-Tris[(6-diazo-5-oxo-5,6-dihydro-1-naphthalenesulfonyl)oxy]benzoate; 1,2,3-Benzenetriol, 4-(pentyloxycarbonyl)-, 1,2,3-tris(6-diazo-5-oxo-5,6-dihydro-1-naphthalenesulfonate); DNQ Photoacid Generator; Tris-DNQ Ester; PAC 94277-86-8; Photoactive Compound for Photoresists; 3,4,5-Tris(6-diazo-5-oxo-5,6-dihydronaphthalene-1-sulfonyloxy)benzoic acid pentyl ester
EINECS	Contact for details

Quality Control

Every batch of our Pentyl 3,4,5-Tris[[(6-Diazo-5,6-Dihydro-5-Oxo-1-Naphthyl)Sulphonyl]Oxy]Benzoate is manufactured and tested under a strict quality management system. We employ advanced analytical techniques including HPLC, NMR, and FT-IR to ensure chemical identity, high purity, and batch-to-batch consistency suitable for sensitive electronic applications. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and performance-related tests is provided with each 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 light-sensitive (store away from light). Keep away from heat, sparks, and open flames. For long-term storage, consider storage under an inert atmosphere to maximize shelf life.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Specific Impurities (HPLC)	Individual unspecified impurity ≤ 0.5%

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