Description

8-Chloro-5-Isoquinolinesulfonic Acid is a high-purity, functionalized isoquinoline derivative of significant interest in advanced organic synthesis. This compound serves as a versatile and critical building block for the development of novel pharmaceutical intermediates and specialty fine chemicals. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for creating complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting neurological and oncological pathways.
• Agrochemical Research: Used in the development of new herbicides and fungicides, leveraging its heterocyclic sulfonic acid structure.
• Ligand Synthesis: Serves as a starting material for creating complex chelating agents and catalysts in coordination chemistry.
• Dye & Pigment Manufacturing: Employed in the production of specialized dyes and colorants due to the isoquinoline core.
• Material Science: Investigated for incorporation into polymers and advanced organic materials to impart specific electronic or binding properties.
• Biochemical Probe Development: Utilized in medicinal chemistry to create molecular probes for studying enzyme inhibition and receptor binding.

Basic Information

Product Name	8-Chloro-5-Isoquinolinesulfonic Acid
CAS No.	1246816-17-0
Molecular Formula	C9H6ClNO3S
Molecular Weight	243.67 g/mol
Synonyms	5-Isoquinolinesulfonic acid, 8-chloro-; 8-Chloro-5-isoquinolinesulphonic acid; 8-Chloroisoquinoline-5-sulfonic acid; 1246816-17-0; 8-Chloro-5-sulfoisoquinoline
EINECS	Contact for details

Quality Control

Our 8-Chloro-5-Isoquinolinesulfonic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the stringent requirements of research and industrial applications. A detailed Certificate of Analysis (COA) is provided with each shipment to guarantee traceability, consistency, and compliance with your specifications.

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). The product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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