Description

Propionaldehyde 2,4-Dinitrophenylhydrazone is a high-purity chemical derivative primarily used as a reference standard and analytical reagent. This compound is critically important for the qualitative and quantitative analysis of carbonyl compounds, particularly aldehydes, in various matrices. It is essential for analytical laboratories, quality control departments, and research institutions involved in chemical synthesis, environmental monitoring, and pharmaceutical development.

Application

• Analytical Reference Standard: Used for the identification and quantification of propionaldehyde and related carbonyl compounds via chromatographic techniques like HPLC and GC.
• Derivatization Reagent: Employed in sample preparation to convert volatile or hard-to-detect aldehydes into stable, UV-visible absorbing hydrazone derivatives for enhanced analysis.
• Pharmaceutical Impurity Profiling: Serves as a critical tool for detecting and measuring aldehyde impurities or degradation products in active pharmaceutical ingredients (APIs) and finished drug products.
• Environmental Testing: Applied in the analysis of airborne aldehydes (e.g., formaldehyde, acetaldehyde) and other carbonyl pollutants in environmental samples.
• Food and Flavor Analysis: Utilized to assess and control aldehyde content, which can impact flavor, aroma, and shelf-life stability in food and beverage products.
• Academic and Industrial Research: A key reagent in synthetic organic chemistry research and method development for carbonyl compound detection.
• Polymer and Material Science: Used to monitor residual monomers or degradation products in polymeric materials.

Basic Information

Product Name	Propionaldehyde 2,4-Dinitrophenylhydrazone
CAS No.	725-00-8
Molecular Formula	C9H10N4O4
Molecular Weight	238.20 g/mol
Synonyms	Propanal 2,4-Dinitrophenylhydrazone; Propionaldehyde DNPH; Propionaldehyde-2,4-DNPH; 2,4-Dinitrophenylhydrazone of Propionaldehyde; N-Propanal-2,4-dinitrophenylhydrazone; 2,4-DNPH derivative of Propionaldehyde; (E)-1-Propanone 1-(2,4-dinitrophenyl)hydrazone; Propionaldehyde 2,4-DNP-hydrazone
EINECS	Contact for details

Quality Control

Our Propionaldehyde 2,4-Dinitrophenylhydrazone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for analytical and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and chromatographic profile is provided with every shipment to guarantee traceability and support your quality protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	156°C - 160°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Chromatographic Purity (HPLC)	Single main peak

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