Description

4-[[1-Ethyl-1,3-Dihydro-3,3-Dimethyl-5-(Phenylsulphonyl)-2H-Indol-2-Ylidene]Ethylidene]-3-Phenyl-4H-Isoxazol-5-One is a specialized organic compound belonging to the class of indole-based heterocycles, valued for its unique photophysical and electronic properties. This compound is a critical high-purity intermediate for advanced material synthesis and research applications. It is primarily utilized by R&D chemists and manufacturers in the pharmaceutical, agrochemical, and organic electronics sectors for developing novel functional molecules.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those targeting specific biological pathways.
• Agrochemical Research: Used in the development of new active ingredients for crop protection and pest management.
• Organic Electronics: Serves as a precursor for dyes, pigments, and functional materials used in OLEDs, sensors, and photovoltaics.
• Research & Development: A valuable reagent in academic and industrial labs for studying structure-activity relationships and novel chemical reactions.
• Material Science: Employed in the synthesis of advanced polymers and coatings with specific optical or electronic characteristics.

Basic Information

Item	Detail
Product Name	4-[[1-Ethyl-1,3-Dihydro-3,3-Dimethyl-5-(Phenylsulphonyl)-2H-Indol-2-Ylidene]Ethylidene]-3-Phenyl-4H-Isoxazol-5-One
CAS No.	55203-76-4
Molecular Formula	C29H26N2O4S
Molecular Weight	498.59 g/mol
Synonyms	5-Oxo-3-phenyl-4-[(1-ethyl-3,3-dimethyl-5-phenylsulfonylindolin-2-ylidene)ethylidene]-4,5-dihydroisoxazole; 3-Phenyl-4-[(1-ethyl-3,3-dimethyl-5-phenylsulfonyl-2-indolinylidene)ethylidene]-2-isoxazolin-5-one; 4-[(1-Ethyl-3,3-dimethyl-5-phenylsulfonylindolin-2-ylidene)ethylidene]-3-phenyl-4H-isoxazol-5-one; 55203-76-4; Indole-based isoxazolone derivative; Phenylsulfonyl indole isoxazolone.
EINECS	Contact for details

Quality Control

Our production of 4-[[1-Ethyl-1,3-Dihydro-3,3-Dimethyl-5-(Phenylsulphonyl)-2H-Indol-2-Ylidene]Ethylidene]-3-Phenyl-4H-Isoxazol-5-One adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided and available upon request, supporting compliance with research and cGMP-grade material requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This compound is light-sensitive (store away from light) and should be handled under an inert atmosphere for long-term stability to minimize degradation.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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