Description

3,8-Dichloroisoquinoline is a versatile halogenated isoquinoline derivative, a crucial building block in advanced organic synthesis. Its value lies in its dual reactive sites, which enable the construction of complex heterocyclic scaffolds essential for modern chemical research and development. This high-purity intermediate is primarily needed by pharmaceutical R&D teams, agrochemical innovators, and specialty chemical manufacturers for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in kinase inhibitor and anticancer research.
• Agrochemical Synthesis: Used in the creation of advanced herbicides and fungicides, leveraging the bioactivity of the isoquinoline core.
• Ligand and Catalyst Development: Serves as a precursor for nitrogen-containing ligands used in transition metal catalysis.
• Material Science Research: Employed in the synthesis of organic semiconductors, fluorescent dyes, and other functional organic materials.
• Academic & Industrial R&D: A valuable tool for synthetic chemists exploring new heterocyclic chemistry and structure-activity relationships.
• Custom Synthesis Building Block: Provides a dichlorinated platform for selective functionalization in contract manufacturing and process development.

Basic Information

Product Name	3,8-Dichloroisoquinoline
CAS No.	1184843-27-3
Molecular Formula	C9H5Cl2N
Molecular Weight	198.05 g/mol
Synonyms	Isoquinoline, 3,8-dichloro-; 3,8-Dichloro-isoquinoline; 3,8-Dichloroisoquinoline; 1184843-27-3; 3,8-DCIQ; 3,8-Dichloro-1-azanaphthalene; 3,8-Dichlorobenzo[f]quinoline (incorrect but common misnomer)
EINECS	Contact for details

Quality Control

Our 3,8-Dichloroisoquinoline is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to cGMP principles where applicable, and our quality commitment supports your regulatory and research requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep the container tightly sealed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 20 ppm

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