Description

Formaldehyde 2,4-Dinitrophenylhydrazone is a specialized chemical derivative of 2,4-dinitrophenylhydrazine (DNPH), primarily used as a derivatizing agent for the analysis of carbonyl compounds. This compound is crucial for analytical chemistry, enabling the sensitive detection, identification, and quantification of aldehydes and ketones via HPLC or spectrophotometry. It is an essential reagent for quality control laboratories, environmental monitoring agencies, and research institutions focused on air quality, food safety, and pharmaceutical impurity profiling.

Application

• Analytical Derivatization Reagent: For the pre-column derivatization of carbonyl compounds (aldehydes, ketones) in High-Performance Liquid Chromatography (HPLC) and UV-Vis spectrophotometry.
• Environmental Monitoring: Detection and analysis of formaldehyde and other volatile organic carbonyls in indoor/outdoor air, industrial emissions, and workplace safety assessments.
• Food and Beverage Analysis: Used in methods to determine aldehyde contaminants or spoilage indicators in food products, edible oils, and alcoholic beverages.
• Pharmaceutical Impurity Testing: Identification and quantification of carbonyl-based degradation products or impurities in active pharmaceutical ingredients (APIs) and drug formulations.
• Chemical Research & Synthesis: Serves as a key intermediate or analytical standard in organic synthesis and method development within R&D laboratories.
• Material Testing: Analysis of carbonyl emissions from polymers, resins, coatings, and other industrial materials.

Basic Information

Product Name	Formaldehyde 2,4-Dinitrophenylhydrazone
CAS No.	1081-15-8
Molecular Formula	C7H6N4O4
Molecular Weight	210.15 g/mol
Synonyms	Formaldehyde DNPH; Formaldehyde-2,4-DNPH; Formaldazin; Formaldehyde (2,4-dinitrophenyl)hydrazone; 2,4-Dinitrophenylhydrazone formaldehyde; N-(2,4-Dinitrophenyl)formimidic acid hydrazone; (2,4-Dinitrophenyl)hydrazone of formaldehyde; F-DNPH
EINECS	Contact for details

Quality Control

Our Formaldehyde 2,4-Dinitrophenylhydrazone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the exacting standards required for analytical applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and related substance analysis is provided with every shipment to guarantee traceability and reliability for your critical laboratory work.

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 material is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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