Description

4,5-Dichloro-1H-Indole-2,3-Dione is a halogenated isatin derivative, a versatile and high-value heterocyclic building block. This compound is critical for the synthesis of complex organic molecules, particularly in pharmaceutical research and development. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and advanced intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, oncology, and anti-infective agents.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators due to its reactive indole-2,3-dione core.
• Organic Synthesis Building Block: Serves as a versatile scaffold for constructing complex heterocycles, dyes, and pigments through various condensation and substitution reactions.
• Material Science Research: Investigated as a monomer or precursor for functional polymers and organic electronic materials.
• Biochemical Research: Used in the study of enzyme inhibitors and as a probe in biochemical assays.

Basic Information

Product Name	4,5-Dichloro-1H-Indole-2,3-Dione
CAS No.	1677-47-0
Molecular Formula	C8H3Cl2NO2
Molecular Weight	216.02 g/mol
Synonyms	4,5-Dichloro-1H-indole-2,3-dione; 4,5-Dichloroisatin; 4,5-Dichloro-2,3-dihydroindole-2,3-dione; 4,5-Dichloro-2,3-indolinedione; 4,5-Dichlorooxindole; Isatin, 4,5-dichloro-; 2,3-Indolinedione, 4,5-dichloro-
EINECS	Contact for details

Quality Control

Our 4,5-Dichloro-1H-Indole-2,3-Dione is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment supports applications requiring high-purity intermediates for research and scale-up.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (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.