Description

Ethyl (2E)-3-Oxo-2-[2-(4-Phenoxyphenyl)Hydrazinylidene]Butanoate is a specialized organic compound belonging to the class of arylhydrazone derivatives. This chemical serves as a crucial advanced intermediate in the synthesis of complex molecules, valued for its unique molecular scaffold. It is primarily sought after by pharmaceutical research and development teams and fine chemical manufacturers for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic structures.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its hydrazone functionality.
• Dye and Pigment Synthesis: Serves as a precursor for azo dyes and complex colorants due to its diazotizable amine and conjugated system.
• Material Science: Investigated as a monomer or additive for creating polymers with specific light-absorbing or coordinating properties.
• Chemical Research & Development: Employed in academic and industrial R&D for studying hydrazone chemistry, molecular recognition, and as a ligand in coordination complexes.

Basic Information

Product Name	Ethyl (2E)-3-Oxo-2-[2-(4-Phenoxyphenyl)Hydrazinylidene]Butanoate
CAS No.	349633-24-5
Molecular Formula	C18H18N2O4
Molecular Weight	326.35 g/mol
Synonyms	Ethyl 3-Oxo-2-[(2E)-2-[4-(phenoxy)phenyl]hydrazinylidene]butanoate; Ethyl 2-[(E)-[4-(phenoxy)phenyl]hydrazono]acetoacetate; 2-[2-(4-Phenoxyphenyl)hydrazinylidene]-3-oxobutanoic acid ethyl ester; Butanoic acid, 3-oxo-2-[2-(4-phenoxyphenyl)hydrazinylidene]-, ethyl ester, (2E)-; Ethyl acetoacetate 4-phenoxyphenylhydrazone
EINECS	Contact for details

Quality Control

Our production of Ethyl (2E)-3-Oxo-2-[2-(4-Phenoxyphenyl)Hydrazinylidene]Butanoate adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request, supporting your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.