Description

(-)-5-Methyl-2-Cyclohexen-1-One 2,4-Dinitrophenyl Hydrazone is a high-purity chemical derivative primarily used as a key analytical standard and synthetic intermediate. This compound is critical for ensuring accurate identification and quantification in chromatographic and spectroscopic methods, particularly for carbonyl compound analysis. It is essential for research and quality control laboratories in the pharmaceutical, agrochemical, and fine chemical sectors that require precise analytical reference materials.

Application

• Analytical Reference Standard: Used as a certified reference material (CRM) for the HPLC and GC analysis of carbonyl compounds, specifically for the derivatization and detection of ketones and aldehydes.
• Pharmaceutical Research: Serves as a crucial intermediate in the synthesis and impurity profiling of active pharmaceutical ingredients (APIs) and chiral molecules.
• Organic Synthesis: Acts as a protected or derivatized form of (-)-5-Methyl-2-cyclohexen-1-one in asymmetric synthesis and chiral pool applications.
• Quality Control & Method Development: Employed in analytical method development and validation for regulatory compliance (e.g., ICH guidelines) in QC laboratories.
• Academic & Industrial Research: Utilized in studies involving stereochemistry, reaction mechanisms, and the development of new chromatographic assays.
• Flavor & Fragrance Analysis: Applied in the identification and quantification of key carbonyl-containing compounds in complex matrices.

Basic Information

Product Name	(-)-5-Methyl-2-Cyclohexen-1-One 2,4-Dinitrophenyl Hydrazone
CAS No.	54307-77-6
Molecular Formula	C₁₃H₁₄N₄O₄
Molecular Weight	290.28 g/mol
Synonyms	(5R)-5-Methyl-2-cyclohexen-1-one 2,4-dinitrophenylhydrazone; (R)-5-Methyl-2-cyclohexen-1-one DNPH; (-)-5-Methyl-2-cyclohexen-1-one DNPH derivative; (R)-p-Methyl-2-cyclohexen-1-one 2,4-DNPH; (R)-5-Methyl-1,2,3,4-tetrahydrobenzaldehyde 2,4-dinitrophenylhydrazone; 2,4-Dinitrophenylhydrazone of (R)-5-Methyl-2-cyclohexenone; (R)-Carvenone 2,4-DNPH
EINECS	Contact for details

Quality Control

Our (-)-5-Methyl-2-Cyclohexen-1-One 2,4-Dinitrophenyl Hydrazone is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification, to ensure it meets the stringent requirements for use as an analytical standard and high-value intermediate. Certificates of Analysis (COA) with detailed chromatographic data (HPLC/GC) are provided for every shipment, ensuring full traceability and compliance with research and regulatory needs.

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 and easily oxidized; for long-term storage, it is recommended to keep the container under an inert atmosphere (e.g., nitrogen or argon) in a desiccator to prevent degradation.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
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.