Description

3-[[4-[(3,5-Dibromopyridin-2-Yl)Azo]-3-Hydroxyphenyl]Ethylamino]-1-Propanesulfonic Acid is a specialized azo dye intermediate and analytical reagent valued for its unique chromophoric and chelating properties. This compound is critical for the development of high-performance colorants and as a selective reagent in complexometric titrations and spectrophotometric analysis. It is primarily required by manufacturers in the dye and pigment, analytical chemistry, and research and development sectors.

Application

• Precursor for High-Performance Dyes and Pigments: Serves as a key intermediate in synthesizing specialized azo dyes for textiles, inks, and plastics.
• Analytical Reagent for Metal Ion Detection: Used in spectrophotometric methods and complexometric titrations for the determination of transition metals.
• Biochemical Staining and Histology: Potential application as a staining agent in microscopy and biological research due to its chromogenic structure.
• Chemical Sensor Development: Employed in the research and fabrication of colorimetric sensors for environmental or industrial monitoring.
• Photographic and Imaging Chemicals: Can be utilized in the formulation of light-sensitive materials and specialized imaging systems.
• Research & Development (R&D): Used in academic and industrial labs for novel material synthesis and methodological studies.

Basic Information

Product Name	3-[[4-[(3,5-Dibromopyridin-2-Yl)Azo]-3-Hydroxyphenyl]Ethylamino]-1-Propanesulfonic Acid
CAS No.	86190-06-9
Molecular Formula	C₁₆H₁₇Br₂N₅O₄S
Molecular Weight	543.21 g/mol
Synonyms	3-[[4-[(3,5-Dibromo-2-pyridinyl)azo]-3-hydroxyphenyl]ethylamino]-1-propanesulfonic acid; 3-[N-Ethyl-4-[(3,5-dibromopyridin-2-yl)azo]-3-hydroxyphenylamino]propanesulfonic acid; 3-[(4-[(3,5-Dibromopyridin-2-yl)azo]-3-hydroxyphenyl)(ethyl)amino]propane-1-sulfonic acid; DBPA-PS; Azo dye intermediate 86190-06-9; Propanesulfonic acid derivative azo dye
EINECS	Contact for details

Quality Control

Our 3-[[4-[(3,5-Dibromopyridin-2-Yl)Azo]-3-Hydroxyphenyl]Ethylamino]-1-Propanesulfonic Acid is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity, consistent performance, and traceability. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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