Description

4-Aminoindole-3-Carboxylic Acid is a high-purity, multifunctional heterocyclic building block essential for advanced organic synthesis. This compound serves as a critical precursor in the development of complex pharmacologically active molecules, offering a versatile scaffold for medicinal chemistry research. It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the creation of novel therapeutic agents and agrochemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of indole-based drug candidates, including kinase inhibitors and receptor modulators.
• Medicinal Chemistry Research: Core scaffold for constructing combinatorial libraries and exploring structure-activity relationships (SAR) in drug discovery programs.
• Agrochemical Synthesis: Intermediate in the production of advanced crop protection agents and plant growth regulators.
• Bioconjugation & Probe Development: Used in the design of fluorescent probes, biochemical tags, and molecular imaging agents due to its reactive amino and carboxylic acid groups.
• Material Science Precursor: Serves as a monomer or functionalizing agent in the synthesis of specialized polymers and organic electronic materials.

Basic Information

Item	Details
Product Name	4-Aminoindole-3-Carboxylic Acid
CAS No.	889941-55-3
Molecular Formula	C9H8N2O2
Molecular Weight	176.17 g/mol
Synonyms	4-Amino-1H-indole-3-carboxylic acid; 3-Carboxy-4-aminoindole; 4-Aminoindole-3-carboxylate; 1H-Indole-3-carboxylic acid, 4-amino-; AI3CA; 4-AICA
EINECS	Contact for details

Quality Control

Our 4-Aminoindole-3-Carboxylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR, to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) documenting all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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