Description

3-Ethyl-1,3-Dihydro-3-Methoxy-2H-Indol-2-One is a specialized heterocyclic organic compound that serves as a versatile building block in advanced chemical synthesis. Its unique indolinone core structure makes it a valuable intermediate for creating complex molecules with targeted properties. This high-purity intermediate is essential for research and development in the pharmaceutical and agrochemical sectors, where precise molecular architecture is critical for developing new active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting neurological and oncological pathways.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, leveraging its heterocyclic framework for bioactivity.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a building block for electron-transport or host materials in display and lighting technologies.
• Dye and Pigment Intermediate: Employed in the production of specialized dyes and functional pigments due to its chromophoric indole structure.
• Research & Development: A crucial reagent in academic and industrial R&D for exploring new chemical entities and reaction methodologies.
• Fine Chemical Production: Used in the multi-step synthesis of complex, high-value fine chemicals for various industrial applications.

Basic Information

Product Name	3-Ethyl-1,3-Dihydro-3-Methoxy-2H-Indol-2-One
CAS No.	66424-33-7
Molecular Formula	C11H13NO2
Molecular Weight	191.23 g/mol
Synonyms	3-Ethyl-3-methoxyindolin-2-one; 3-Methoxy-3-ethyl-2-indolinone; 3-Ethyl-3-methoxy-2-indolinone; 2H-Indol-2-one, 3-ethyl-1,3-dihydro-3-methoxy-; 3-Ethyl-3-methoxyoxindole; 3-Methoxy-3-ethyloxindole; 3-Ethyl-1,3-dihydro-3-methoxy-2H-indol-2-one; 3-Ethyl-3-methoxy-1,3-dihydro-2H-indol-2-one
EINECS	Contact for details

Quality Control

Our 3-Ethyl-1,3-Dihydro-3-Methoxy-2H-Indol-2-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, and we support our clients' regulatory needs for pharmaceutical and agrochemical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

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	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.0%

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