Description

3-(Methylthio)Propanal (2,4-Dinitrophenyl)Hydrazone is a specialized analytical reagent, primarily used as a derivative for the identification and quantification of carbonyl compounds via chromatography. This compound matters for its high specificity in forming stable hydrazone derivatives with aldehydes and ketones, enabling precise analysis in complex matrices. It is essential for analytical chemists and quality control laboratories in the pharmaceutical, food and beverage, and environmental monitoring sectors who require reliable methods for trace analysis.

Application

• Derivatization Agent in Chromatography: Used in HPLC and GC analysis to enhance the detection and separation of volatile carbonyl compounds like aldehydes.
• Food Safety Analysis: Employed in the determination of off-flavors, spoilage markers, or process contaminants such as Strecker aldehydes in food products.
• Pharmaceutical Impurity Profiling: Aids in the identification and quantification of aldehyde-based impurities or degradation products in active pharmaceutical ingredients (APIs).
• Environmental Testing: Applied in the analysis of airborne carbonyls (e.g., formaldehyde, acetaldehyde) for indoor air quality and industrial hygiene monitoring.
• Flavor and Fragrance Research: Used to analyze and characterize key aldehyde components in essential oils and flavor formulations.
• Academic and Industrial R&D: Serves as a critical reagent in method development and research involving carbonyl chemistry.

Basic Information

Product Name	3-(Methylthio)Propanal (2,4-Dinitrophenyl)Hydrazone
CAS No.	7372-49-8
Molecular Formula	C₁₀H₁₂N₄O₄S
Molecular Weight	284.29 g/mol
Synonyms	Methional 2,4-Dinitrophenylhydrazone; 3-(Methylmercapto)propionaldehyde 2,4-DNPH; 3-Methylthiopropanal 2,4-Dinitrophenylhydrazone; Methionyl Aldehyde DNPH Derivative; 2,4-DNPH Derivative of 3-(Methylthio)propanal; 3-(Methylsulfanyl)propanal 2,4-dinitrophenylhydrazone; Propionaldehyde, 3-(methylthio)-, 2,4-dinitrophenylhydrazone
EINECS	Contact for details

Quality Control

Our 3-(Methylthio)Propanal (2,4-Dinitrophenyl)Hydrazone is manufactured under strict quality systems to ensure batch-to-batch consistency and reliability for analytical applications. Each lot undergoes comprehensive testing, including HPLC purity assay, melting point determination, and spectroscopic identification (IR). A detailed Certificate of Analysis (COA) providing full specifications and test results is supplied with every shipment to support your quality and regulatory requirements.

Storage

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

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	158°C - 162°C
Loss on Drying	≤ 0.5%

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