Description

4-(2-Quinazolylazo)Phenol is a specialized azo dye intermediate and analytical reagent characterized by its distinct quinazoline-based structure. This compound is valued for its ability to form stable, colored complexes with various metal ions, making it a critical component in sensitive detection and quantification processes. It is primarily utilized by manufacturers and research laboratories in the chemical synthesis, analytical chemistry, and material science sectors.

Application

• Analytical Reagent: Used as a chromogenic agent for the spectrophotometric determination and complexometric titration of transition and heavy metal ions (e.g., copper, nickel, cobalt).
• Chemical Synthesis Intermediate: Serves as a key precursor in the synthesis of more complex quinazoline derivatives, azo dyes, and functional pigments.
• Research & Development: Employed in academic and industrial R&D for developing novel sensors, indicators, and diagnostic assays.
• Material Science: Investigated for potential use in the fabrication of organic electronic materials and light-absorbing layers.
• Quality Control Labs: Applied in internal QC procedures for trace metal analysis in various industrial samples.

Basic Information

Product Name	4-(2-Quinazolylazo)Phenol
CAS No.	76019-74-4
Molecular Formula	C₁₄H₁₀N₄O
Molecular Weight	250.26 g/mol
Synonyms	4-(2-Quinazolinylazo)phenol; Phenol, 4-[(2-quinazolinyl)azo]-; 4-[(2-Quinazolinyl)azo]phenol; 2-(4-Hydroxyphenylazo)quinazoline; QAAP; Quinazoline azo phenol; Azo dye intermediate 76019-74-4
EINECS	Contact for details

Quality Control

Our 4-(2-Quinazolylazo)Phenol is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, minimize exposure during handling.

Specification

Item	Specification
Appearance	Orange to red-brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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