Description

1-Ethyl-1,3-Dihydro-2H-Indol-2-One is a versatile heterocyclic organic compound that serves as a crucial intermediate in advanced chemical synthesis. Its unique indolinone core structure makes it a valuable building block for the development of pharmaceuticals and functional materials. This product is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create novel active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those targeting neurological and oncological pathways.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and plant growth regulators.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a core structure in the development of electron-transporting or host materials for display and lighting technologies.
• Dye and Pigment Manufacturing: Acts as an intermediate for creating specialized indole-based dyes and colorants.
• Academic and Industrial R&D: Employed as a standard reagent in methodological studies and for exploring new chemical reactions in heterocyclic chemistry.
• Material Science: Investigated for use in the synthesis of polymers and advanced organic materials with specific electronic properties.

Basic Information

Product Name	1-Ethyl-1,3-Dihydro-2H-Indol-2-One
CAS No.	61-28-9
Molecular Formula	C10H11NO
Molecular Weight	161.20 g/mol
Synonyms	1-Ethylindolin-2-one; 1-Ethyl-2-indolinone; 2-Indolinone, 1-ethyl-; 1-Ethyl-2-oxindole; 1-Ethyl-2-indolone; 1-Ethyl-1,3-dihydro-2H-indol-2-one; 1-Ethyl-2-oxoindoline; 1-Ethyl-2-oxindoline
EINECS	200-506-9

Quality Control

Our 1-Ethyl-1,3-Dihydro-2H-Indol-2-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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