Description

4-(3,5-Dibromo-2-Pyridylazo)-1,3-Phenylenediamine is a high-purity, heterocyclic azo compound primarily used as a specialized reagent and analytical standard. This compound is valued for its role as a chromogenic agent and complexing ligand in sensitive detection and quantification methods. It is essential for research and quality control laboratories in the pharmaceutical, environmental, and chemical analysis sectors. Our supply ensures consistent quality and reliable performance for critical applications.

Application

• Spectrophotometric Reagent: Used as a sensitive chromogenic agent for the colorimetric determination of trace metal ions, such as cobalt, nickel, and copper, in various matrices.
• Analytical Chemistry Standard: Serves as a high-purity reference standard for method development, validation, and calibration in instrumental analysis.
• Research & Development: Employed in synthetic chemistry and materials science research as a building block or ligand for creating novel coordination complexes.
• Pharmaceutical Analysis: Potential use in the development of assays for drug substances or in studying metal-protein interactions.
• Environmental Testing: Applied in the detection and monitoring of heavy metal contaminants in water and soil samples.
• Dye Intermediate: Functions as a precursor in the synthesis of specialized azo dyes and pigments.

Basic Information

Product Name	4-(3,5-Dibromo-2-Pyridylazo)-1,3-Phenylenediamine
CAS No.	50768-79-1
Molecular Formula	C11H9Br2N5
Molecular Weight	379.03 g/mol
Synonyms	3,5-Dibromo-2-PAD; 4-(3,5-Dibromo-2-pyridylazo)-m-phenylenediamine; 1,3-Phenylenediamine, 4-(3,5-dibromo-2-pyridinylazo)-; 4-(3,5-Dibromo-2-pyridylazo)resorcinol amine derivative; DBPA-PDA; 3,5-DiBr-PADAT (related compound); Azo dye ligand 50768-79-1
EINECS	Contact for details

Quality Control

Our 4-(3,5-Dibromo-2-Pyridylazo)-1,3-Phenylenediamine is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and analytical applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Orange to red-brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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