Description

7-Chloro-4H-Isoquinoline-1,3-Dione is a high-purity, synthetically valuable heterocyclic building block with the CAS registry number 1260774-19-3. This compound serves as a critical intermediate in advanced organic synthesis, particularly for constructing complex molecular architectures in pharmaceutical research and development. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, oncology, and infectious diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for electron-transport materials or host materials in the fabrication of advanced display technologies.
• Ligand Synthesis: Utilized in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Dye and Pigment Chemistry: Acts as an intermediate for synthesizing specialized quinone-based dyes and functional colorants.
• Academic & Contract Research: Employed in universities and CROs for methodological studies and the exploration of new chemical reactions involving halogenated isoquinoline diones.

Basic Information

Product Name	7-Chloro-4H-Isoquinoline-1,3-Dione
CAS No.	1260774-19-3
Molecular Formula	C9H4ClNO2
Molecular Weight	193.59 g/mol
Synonyms	7-Chloro-1H-isoquinoline-1,3(2H,4H)-dione; 7-Chloroisoquinoline-1,3(2H,4H)-dione; 7-Chloro-2,4-dihydro-1H-isoquinoline-1,3-dione; 7-Chloro-4H-isoquinoline-1,3-dione; 1,3-Isoquinolinedione, 7-chloro-2,4-dihydro-; 7-Chloro-1,3-dihydro-2H-isoquinoline-1,3-dione
EINECS	Contact for details

Quality Control

Every batch of 7-Chloro-4H-Isoquinoline-1,3-Dione is manufactured under strict quality management systems and undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing specifications such as assay (HPLC), related substances, residual solvents, and heavy metals. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your critical R&D and scale-up processes.

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). The compound may be light-sensitive; prolonged exposure to light should be avoided. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.