Description

4,4'-(1-Acetyl-2-Oxoindolin-3-Ylidene)Diphenyl Di(Acetate) is a specialized organic compound belonging to the class of indolinone derivatives, characterized by its unique molecular structure. This compound serves as a critical intermediate or building block in advanced organic synthesis, particularly in the development of complex molecules. It is primarily needed by pharmaceutical research and development teams, as well as by fine chemical manufacturers focused on producing high-value active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting specific biological pathways.
• Organic Synthesis Research: Used in academic and industrial R&D for constructing complex heterocyclic frameworks and exploring new chemical reactions.
• Fine Chemical Production: Serves as a precursor in the manufacture of specialty chemicals, dyes, and advanced functional materials.
• Agrochemical Development: Potential use as an intermediate in the research and synthesis of new active ingredients for crop protection.
• Material Science: Investigated for the development of organic semiconductors, photoresponsive materials, or other advanced polymers.

Basic Information

Product Name	4,4'-(1-Acetyl-2-Oxoindolin-3-Ylidene)Diphenyl Di(Acetate)
CAS No.	18869-73-3
Molecular Formula	C26H21NO6
Molecular Weight	443.45 g/mol
Synonyms	1-Acetyl-3-[bis(4-acetoxyphenyl)methylene]-2-indolinone; 3-[Bis(4-acetoxyphenyl)methylene]-1-acetyl-2-indolinone; 4,4'-(1-Acetyl-2-oxoindolin-3-ylidene)diphenyl diacetate; 1-Acetyl-3-(4,4'-diacetoxybenzylidene)-2-indolinone; (3Z)-3-[Bis(4-acetoxyphenyl)methylene]-1-acetylindolin-2-one; 18869-73-3; 4,4'-(1-Acetyl-2-oxo-3-indolinylidene)diphenyl diacetate
EINECS	Contact for details

Quality Control

Our 4,4'-(1-Acetyl-2-Oxoindolin-3-Ylidene)Diphenyl Di(Acetate) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay and impurity profiles. Our quality systems are designed to support cGMP compliance for pharmaceutical applications, ensuring traceability and reliability for our global B2B partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). This compound may be light-sensitive; prolonged exposure to light should be avoided. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single impurity ≤ 1.0%

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