Description

7-Hydroxyisoquinoline-4-Carboxylic Acid is a high-purity, multifunctional heterocyclic building block of significant interest in advanced organic synthesis. Its unique molecular scaffold, featuring both a carboxylic acid and a phenolic hydroxyl group, makes it a versatile precursor for constructing complex pharmacophores and functional materials. This compound is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and intermediates.

Application

• Pharmaceutical Intermediate: A key synthon for the development of potential drug candidates, particularly in areas targeting enzyme inhibition and receptor modulation.
• Agrochemical Research: Used in the synthesis of novel herbicides, fungicides, and plant growth regulators due to its bioactive isoquinoline core.
• Ligand and Chelator Synthesis: Serves as a starting material for creating complexing agents and ligands in coordination chemistry and catalysis.
• Material Science Precursor: Employed in the development of organic semiconductors, fluorescent dyes, and other advanced functional materials.
• Academic & Contract Research: Essential for methodological studies and custom synthesis projects in university and CRO laboratories.

Basic Information

Product Name	7-Hydroxyisoquinoline-4-Carboxylic Acid
CAS No.	1378839-26-9
Molecular Formula	C10H7NO3
Molecular Weight	189.17 g/mol
Synonyms	4-Carboxy-7-hydroxyisoquinoline; 7-Hydroxy-4-isoquinolinecarboxylic acid; Isoquinoline-4-carboxylic acid, 7-hydroxy-; 7-Hydroxyisoquinoline-4-carboxylic acid; 1378839-26-9; 7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-4-carboxylic acid (related structure); 4-Isoquinolinecarboxylic acid, 7-hydroxy-
EINECS	Contact for details

Quality Control

Every batch of 7-Hydroxyisoquinoline-4-Carboxylic Acid is manufactured under a strict quality management system and undergoes comprehensive analytical testing. We ensure compliance with stringent internal specifications for identity, purity, and impurity profiles. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming the product meets your required specifications for research and development applications.

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). This compound is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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