Description

3-Ethylideneindolin-2-One is a versatile heterocyclic organic compound that serves as a key synthetic intermediate in advanced organic chemistry. Its unique indolinone core with an exocyclic ethylidene group makes it a valuable building block for constructing complex molecular architectures. This compound is primarily sought after by research institutions and industrial R&D departments engaged in pharmaceutical development, agrochemical synthesis, and materials science.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of bioactive molecules, including kinase inhibitors and other targeted therapeutic agents.
• Agrochemical Research: Used in the development of novel pesticides and herbicides, leveraging its heterocyclic structure for biological activity.
• Organic Synthesis Building Block: Employed in complex organic transformations, such as cycloadditions and cross-coupling reactions, to create new chemical entities.
• Material Science Research: Investigated as a monomer or precursor for functional polymers and advanced organic electronic materials.
• Dye and Pigment Chemistry: Serves as a starting material for synthesizing specialized indole-based dyes and colorants.

Basic Information

Product Name	3-Ethylideneindolin-2-One
CAS No.	2597-29-7
Molecular Formula	C10H9NO
Molecular Weight	159.19 g/mol
Synonyms	3-Ethylidene-1,3-dihydro-2H-indol-2-one; 3-Ethylidene-2-indolinone; 2-Indolinone, 3-ethylidene-; (E)-3-Ethylideneindolin-2-one; (Z)-3-Ethylideneindolin-2-one; 3-Ethylideneoxindole; 2597-29-7
EINECS	220-008-7

Quality Control

Our 3-Ethylideneindolin-2-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity assessment and spectroscopic methods for structural confirmation, to ensure it meets the high standards required for research and development. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow 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.