Description

4-[(1-Ethyl-2-Methyl-1H-Indol-3-Yl)Carbonyl]Isophthalic Acid is a high-purity, functionalized aromatic dicarboxylic acid derivative that serves as a critical advanced intermediate in organic synthesis. This compound matters for its unique molecular architecture, combining an indole moiety with an isophthalic acid core, enabling the development of complex molecules with tailored properties. It is primarily needed by research and development chemists in the pharmaceutical and specialty chemical industries for creating novel active pharmaceutical ingredients (APIs), functional dyes, and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in oncology and central nervous system (CNS) therapeutic areas.
• Organic Light-Emitting Diode (OLED) Materials: Used in the development of electron-transport layers (ETL) or host materials for high-efficiency display and lighting technologies.
• Functional Dye Synthesis: Serves as a precursor for creating specialized indole-based dyes and pigments with specific light-absorption or fluorescence properties.
• Liquid Crystal & Polymer Chemistry: Acts as a monomer or mesogenic unit for producing high-performance polymers and liquid crystalline materials.
• Coordination Chemistry & Ligand Design: Utilized to create complexing agents or ligands for catalysis and metal-organic frameworks (MOFs).
• Academic & Industrial Research: Essential reagent for methodological studies and exploring new chemical reactions in synthetic organic chemistry.

Basic Information

Product Name	4-[(1-Ethyl-2-Methyl-1H-Indol-3-Yl)Carbonyl]Isophthalic Acid
CAS No.	67697-32-9
Molecular Formula	C21H17NO5
Molecular Weight	363.36 g/mol
Synonyms	4-[(1-Ethyl-2-methyl-1H-indol-3-yl)carbonyl]benzene-1,3-dicarboxylic acid; 5-Carboxyisophthalic acid 1-ethyl-2-methylindol-3-yl ketone; Isophthalic acid, 4-[(1-ethyl-2-methyl-1H-indol-3-yl)carbonyl]-; 4-(1-Ethyl-2-methylindole-3-carbonyl)isophthalic acid; 1,3-Benzenedicarboxylic acid, 4-[(1-ethyl-2-methyl-1H-indol-3-yl)carbonyl]-
EINECS	Contact for details

Quality Control

Our 4-[(1-Ethyl-2-Methyl-1H-Indol-3-Yl)Carbonyl]Isophthalic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory documentation.

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 strong acids and organic solvents. The container must be kept tightly sealed to protect the product from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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