Description

2-(3,5-Dibromo-2-Pyridylazo)-5-(Diethylamino)-Phenol is a specialized organic chromogenic reagent belonging to the pyridylazo phenol dye family. This compound is valued for its high selectivity and sensitivity as a complexing agent for the spectrophotometric determination of trace metal ions. It is primarily utilized by analytical chemists and quality control laboratories in industries where precise metal quantification is critical. The product is supplied with a guaranteed purity to ensure reliable and reproducible analytical results.

Application

• Spectrophotometric Reagent: Used as a sensitive chromogenic agent for the colorimetric detection and quantification of transition and heavy metal ions such as cobalt, nickel, copper, and zinc in aqueous solutions.
• Analytical Chemistry Research: Employed in the development and validation of novel analytical methods for trace metal analysis in environmental, pharmaceutical, and industrial samples.
• Environmental Monitoring: Applied in the analysis of water and soil samples to assess contamination levels from industrial effluents or agricultural runoff.
• Quality Control Laboratories: Integral to in-process testing and final product release in metallurgy, electronics (for high-purity materials), and catalyst manufacturing.
• Biochemical Assays: Can be used in specific biochemical research applications for probing metal-binding sites in proteins or enzymes.
• Teaching & Reference Standards: Serves as a high-purity reference standard in academic and industrial training laboratories for instrumental analysis techniques.

Basic Information

Item	Detail
Product Name	2-(3,5-Dibromo-2-Pyridylazo)-5-(Diethylamino)-Phenol
CAS No.	14337-54-3
Molecular Formula	C15H15Br2N5O
Molecular Weight	449.12 g/mol
Synonyms	3,5-Dibromo-PADAP; 2-(3,5-Dibromo-2-pyridylazo)-5-diethylaminophenol; 5-Diethylamino-2-(3,5-dibromo-2-pyridylazo)phenol; DBPA-PADAP; PADAP, 3,5-dibromo-; 2-(3,5-Dibromopyridin-2-ylazo)-5-(diethylamino)phenol; α-(3,5-Dibromo-2-pyridylazo)-5-diethylaminophenol; Azo dye reagent for metals.
EINECS	Contact for details

Quality Control

Every batch of 2-(3,5-Dibromo-2-Pyridylazo)-5-(Diethylamino)-Phenol is manufactured and tested under a strict quality management system. We guarantee high purity and batch-to-batch consistency suitable for analytical applications. Comprehensive testing includes identity confirmation, purity assay, and verification of spectral properties. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to ensure full traceability and compliance with your laboratory's quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The compound is light-sensitive (store away from light), and prolonged exposure to air and moisture should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Dark red to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Absorbance (Lambda max)	Conforms (typically ~560-580 nm in complex)
Heavy Metals (as Pb)	≤ 20 ppm

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