Description

4-Chloroisoquinoline-5-Carboxylic Acid is a high-purity, synthetically valuable heterocyclic building block. This compound is essential for medicinal chemistry research and the development of novel active pharmaceutical ingredients (APIs). It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the synthesis of complex molecules for therapeutic applications.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates targeting various disease pathways.
• Medicinal Chemistry Research: Used as a versatile scaffold for structure-activity relationship (SAR) studies and library synthesis.
• Organic Synthesis Building Block: Serves as a starting material for constructing more complex isoquinoline and fused heterocyclic systems.
• Agrochemical Research: Potential intermediate in the development of new crop protection agents and herbicides.
• Material Science: Investigated for the synthesis of organic ligands and functional materials.

Basic Information

Product Name	4-Chloroisoquinoline-5-Carboxylic Acid
CAS No.	1958063-09-6
Molecular Formula	C10H6ClNO2
Molecular Weight	207.61 g/mol
Synonyms	5-Carboxy-4-chloroisoquinoline; 4-Chloro-5-isoquinolinecarboxylic acid; 4-Chloroisoquinoline-5-carboxylic acid; 1958063-09-6; 4-Chloro-5-carboxyisoquinoline; 5-Isoquinolinecarboxylic acid, 4-chloro-; 4-Chloro-1-azaanthracene-9-carboxylic acid
EINECS	Contact for details

Quality Control

Our 4-Chloroisoquinoline-5-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and mass spectrometry, to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) 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 (15-25°C). The product should be kept under an inert atmosphere for long-term storage to ensure stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.