Description

4-Heptanone 2,4-Dinitrophenyl Hydrazone CAS NO 1655-41-0 is a high-purity chemical derivative primarily used as a reference standard and analytical reagent. This compound is critical for ensuring accurate identification and quantification of ketones and aldehydes in complex matrices. It is essential for analytical laboratories, quality control departments, and research institutions involved in chromatography, spectroscopy, and method development.

Application

• Analytical Reference Standard: Used for the calibration and validation of analytical instruments, particularly in High-Performance Liquid Chromatography (HPLC) and Gas Chromatography (GC) for carbonyl compound analysis.
• Derivatization Reagent: Acts as a key reagent in the preparation of 2,4-dinitrophenylhydrazone (DNPH) derivatives of volatile carbonyl compounds (e.g., formaldehyde, acetaldehyde) for enhanced detection and separation.
• Environmental Monitoring: Employed in the analysis of air and water samples to detect and quantify trace levels of harmful aldehydes and ketones for environmental compliance and safety assessments.
• Pharmaceutical Impurity Profiling: Utilized in the identification and control of genotoxic impurities (GTIs) and residual solvents in active pharmaceutical ingredients (APIs) and finished drug products.
• Food and Flavor Analysis: Applied in the determination of carbonyl compounds that are indicators of food quality, spoilage, or specific flavor profiles.
• Material Science Research: Serves as a research chemical in studies involving polymer degradation, oxidation processes, and the characterization of volatile organic compound (VOC) emissions from materials.

Basic Information

Product Name	4-Heptanone 2,4-Dinitrophenyl Hydrazone
CAS No.	1655-41-0
Molecular Formula	C₁₃H₁₈N₄O₄
Molecular Weight	294.31 g/mol
Synonyms	2,4-Dinitrophenylhydrazone of 4-Heptanone; Dipropyl Ketone 2,4-DNP Hydrazone; Butyrone 2,4-DNPH; 4-Heptanone DNPH Derivative; 2,4-DNPH Derivative of Dipropyl Ketone; (E)-1-(2,4-Dinitrophenyl)-2-(1-propylbutylidene)hydrazine; Heptan-4-one 2,4-dinitrophenylhydrazone
EINECS	Contact for details

Quality Control

Our 4-Heptanone 2,4-Dinitrophenyl Hydrazone is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes data from techniques such as HPLC, NMR, and melting point determination. Our quality commitment ensures the material is suitable for use as a high-grade reference standard in regulated and research environments.

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 stability and purity.

Specification

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

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