Description

3-[(4-Methoxy-2-Nitrophenyl)Azo]-2-Methylpyrazolo[5,1-B]Quinazolin-9(1H)-One is a specialized azo dye intermediate characterized by its complex heterocyclic structure. This compound is valued for its ability to impart specific color properties and functional characteristics in advanced material synthesis. It is primarily sought by manufacturers in the high-performance pigments, specialty inks, and advanced material research sectors.

Application

• High-Performance Pigments: A key intermediate in the synthesis of complex organic pigments (Pigment Reds, Oranges) for automotive coatings, industrial paints, and plastics requiring excellent lightfastness and thermal stability.
• Specialty Inks: Used in the production of advanced inks for security printing, high-resolution digital printing, and packaging applications demanding precise color and durability.
• Functional Dyes: Serves as a precursor for dyes used in liquid crystal displays (LCDs), optical data storage, and other optoelectronic applications.
• Research & Development: Employed in academic and industrial R&D for developing novel chromophores, studying azo-hydrazone tautomerism, and creating new materials with tailored optical properties.
• Textile Dyeing: Potential use in the synthesis of dyes for synthetic fibers where specific shade and fastness properties are required.

Basic Information

Product Name	3-[(4-Methoxy-2-Nitrophenyl)Azo]-2-Methylpyrazolo[5,1-B]Quinazolin-9(1H)-One
CAS No.	80019-25-6
Molecular Formula	C19H14N6O4
Molecular Weight	390.35 g/mol
Synonyms	2-Methyl-3-[(4-methoxy-2-nitrophenyl)azo]pyrazolo[5,1-b]quinazolin-9(1H)-one; 3-[(4-Methoxy-2-nitrophenyl)azo]-2-methylpyrazolo[5,1-b]quinazolin-9(1H)-one; 2-Methyl-3-((4-methoxy-2-nitrophenyl)azo)pyrazolo[5,1-b]quinazolin-9(1H)-one; Azo dye intermediate 80019-25-6; Pyrazoloquinazolinone azo dye; CI Disperse Red 367 intermediate (related); Quinazolinone-based azo compound
EINECS	Contact for details

Quality Control

Our production of 3-[(4-Methoxy-2-Nitrophenyl)Azo]-2-Methylpyrazolo[5,1-B]Quinazolin-9(1H)-One adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for industrial applications. Quality is verified through comprehensive analytical techniques including HPLC, IR, and NMR spectroscopy. A Certificate of Analysis (COA) detailing purity, identity, and impurity profile is provided with each shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and transfer should be conducted under conditions that minimize light exposure to preserve product integrity.

Specification

Item	Specification
Appearance	Orange to red-brown powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 97.0% (Area %)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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