Description

(E)-3-(4-Ethoxy-3-Methoxyphenyl)-n-(3-Nitrobenzylidene)-1H-Pyrazole-5-Carbohydrazide CAS NO 634894-96-5 is a high-purity, synthetic organic compound belonging to the pyrazole carbohydrazide class, characterized by its specific (E)-isomer configuration. This compound serves as a critical advanced pharmaceutical intermediate and a versatile research chemical for the development of novel bioactive molecules. It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in drug discovery and process chemistry.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of potential drug candidates targeting various therapeutic areas.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Chemical Biology Probe: Serves as a tool compound for investigating biological pathways and protein-ligand interactions in academic and industrial research.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex, high-value specialty chemicals and advanced materials.
• Reference Standard: Used as an analytical standard for quality control and method development in analytical laboratories.

Basic Information

Item	Details
Product Name	(E)-3-(4-Ethoxy-3-Methoxyphenyl)-n-(3-Nitrobenzylidene)-1H-Pyrazole-5-Carbohydrazide
CAS No.	634894-96-5
Molecular Formula	C20H19N5O5
Molecular Weight	409.40 g/mol
Synonyms	(E)-3-(4-Ethoxy-3-methoxyphenyl)-N-[(3-nitrophenyl)methylidene]-1H-pyrazole-5-carbohydrazide; 3-(4-Ethoxy-3-methoxyphenyl)-N-[(E)-(3-nitrophenyl)methylene]-1H-pyrazole-5-carbohydrazide; (E)-3-(4-Ethoxy-3-methoxyphenyl)-N-(3-nitrobenzylidene)-1H-pyrazole-5-carboxamide hydrazone; Pyrazole carbohydrazide derivative; 634894-96-5
EINECS	Contact for details

Quality Control

Our (E)-3-(4-Ethoxy-3-Methoxyphenyl)-n-(3-Nitrobenzylidene)-1H-Pyrazole-5-Carbohydrazide is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is light-sensitive and easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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