Description

5-Bromosalicylaldehyde 2,4-Dinitrophenyl Hydrazone CAS NO 17189-86-5 is a specialized organic reagent belonging to the class of dinitrophenylhydrazones. This compound is primarily valued as a highly sensitive chromogenic derivatizing agent for the detection and analysis of carbonyl compounds, particularly aldehydes and ketones. It is essential for researchers and quality control laboratories in the pharmaceutical, analytical chemistry, and material science sectors who require precise and reliable analytical methods.

Application

• Analytical Chemistry Reagent: Used as a derivatization agent in High-Performance Liquid Chromatography (HPLC) and Thin-Layer Chromatography (TLC) for the separation, identification, and quantification of carbonyl-containing compounds.
• Pharmaceutical Analysis: Employed in the quality control of drug substances and products to detect and quantify aldehyde or ketone impurities or degradation products.
• Environmental Testing: Applied in the analysis of airborne aldehydes (e.g., formaldehyde) and other carbonyl pollutants in environmental samples.
• Food and Flavor Chemistry: Utilized for the analysis of flavor compounds, spoilage markers, and other carbonyl metabolites in food products.
• Material Science Research: Serves as a key intermediate or analytical tool in the synthesis and characterization of novel organic materials and polymers.
• Academic and Industrial R&D: A critical reagent for method development and fundamental research involving carbonyl chemistry in university and corporate laboratories.

Basic Information

Product Name	5-Bromosalicylaldehyde 2,4-Dinitrophenyl Hydrazone
CAS No.	17189-86-5
Molecular Formula	C₁₃H₉BrN₄O₅
Molecular Weight	381.14 g/mol
Synonyms	5-Bromosalicylaldehyde 2,4-DNPH; 2,4-Dinitrophenylhydrazone of 5-Bromosalicylaldehyde; (5-Bromo-2-hydroxybenzylidene)-2-(2,4-dinitrophenyl)hydrazine; 5-Bromo-2-hydroxybenzaldehyde 2,4-dinitrophenylhydrazone; DNPH derivative of 5-Bromosalicylaldehyde
EINECS	Contact for details

Quality Control

Our 5-Bromosalicylaldehyde 2,4-Dinitrophenyl Hydrazone is manufactured under strict quality protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR), to ensure it meets the high standards required for analytical and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, physical characteristics, and test results is provided with each shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). This product is light-sensitive (store away from light). Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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