Description

Ethyl 2-Oxoindoline-5-Carboxylate is a high-purity organic intermediate of significant importance in advanced chemical synthesis. This compound serves as a versatile building block for the development of complex molecules, particularly in the pharmaceutical sector. It is primarily sought after by research institutions and manufacturers engaged in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various drug candidates and active pharmaceutical ingredients (APIs), particularly those with indole or oxindole core structures.
• Organic Synthesis Building Block: Used in multi-step synthetic routes for constructing complex heterocyclic compounds in research and development.
• Agrochemical Research: Employed in the development and synthesis of novel crop protection agents and herbicides.
• Material Science: Potential monomer or intermediate for the synthesis of specialized polymers and advanced organic materials.
• Chemical Research: Serves as a standard or reagent in methodological studies and catalysis research within academic and industrial laboratories.

Basic Information

Item	Details
Product Name	Ethyl 2-Oxoindoline-5-Carboxylate
CAS No.	61394-49-8
Molecular Formula	C11H11NO3
Molecular Weight	205.21 g/mol
Synonyms	Ethyl 5-Carboxy-2-oxindole; 5-(Ethoxycarbonyl)-2-oxindole; 2-Oxo-2,3-dihydro-1H-indole-5-carboxylic Acid Ethyl Ester; Ethyl 2-Oxo-2,3-dihydro-1H-indole-5-carboxylate; 1H-Indole-5-carboxylic acid, 2,3-dihydro-2-oxo-, ethyl ester; Ethyl 5-Carboxyoxindole; 5-Carbethoxy-2-oxindole
EINECS	Contact for details

Quality Control

Our Ethyl 2-Oxoindoline-5-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing all test results 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 (typically 15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.