Description

5,6-Dihydroxyindoline-2-Carboxylic Acid is a high-purity, synthetically derived indoline derivative that serves as a critical intermediate in advanced organic synthesis. Its unique molecular structure, featuring both catechol and carboxylic acid functional groups, makes it a versatile building block for creating complex molecules with specific electronic and binding properties. This compound is essential for researchers and manufacturers in the pharmaceutical and specialty chemical sectors, particularly for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of melanin-related compounds, potential drug candidates for neurological disorders, and molecules with antioxidant properties.
• Biochemical Research: Used as a substrate or building block in enzymatic studies and for the development of biochemical probes and sensors.
• Cosmetic Ingredient Synthesis: Serves as an intermediate in the production of certain hair dye precursors and compounds investigated for skin-conditioning applications.
• Material Science: Employed in the development of organic semiconductors, conductive polymers, and metal-chelating agents due to its catechol moiety.
• Agrochemical Research: Potential intermediate for creating novel plant growth regulators or bioactive agrochemicals.

Basic Information

Product Name	5,6-Dihydroxyindoline-2-Carboxylic Acid
CAS No.	18791-20-3
Molecular Formula	C9H9NO4
Molecular Weight	195.17 g/mol
Synonyms	DHICA; 2-Carboxy-5,6-dihydroxyindoline; 5,6-Dihydroxy-2,3-dihydro-1H-indole-2-carboxylic acid; 2,3-Dihydro-5,6-dihydroxy-1H-indole-2-carboxylic Acid; 5,6-Dihydroxyindoline-2-carboxylate; 18791-20-3; 5,6-DHICA
EINECS	Contact for details

Quality Control

Every batch of 5,6-Dihydroxyindoline-2-Carboxylic Acid is manufactured under strict quality management protocols. We provide comprehensive analytical documentation to ensure traceability and consistency for your research and production needs. Our standard quality commitment includes rigorous testing for identity, purity, and impurity profiles. Certificates of Analysis (COA) detailing batch-specific results from HPLC, NMR, and other relevant analytical methods are available upon request.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store at 2-8°C under an inert atmosphere (e.g., nitrogen or argon) to minimize oxidation. The container should be kept in a cool, dry, and well-ventilated area, away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 95.0%
Water Content	≤ 2.0%
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.