Description

4,7-Dichloroisatin is a halogenated isatin derivative serving as a versatile and critical synthetic intermediate in advanced organic chemistry. Its value lies in providing a functionalized core structure for constructing complex heterocyclic compounds and active pharmaceutical ingredients (APIs). This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries engaged in the development of novel small molecules.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Synthesis: Used in the research and development of new herbicides and pesticides, leveraging its heterocyclic scaffold.
• Organic Synthesis Reagent: Serves as a precursor for the preparation of more complex isatin analogs and fused ring systems via condensation and cyclization reactions.
• Dye and Pigment Intermediate: Employed in the synthesis of specialized organic colorants and functional materials.
• Research & Development: A valuable tool for medicinal chemists and academic researchers exploring structure-activity relationships (SAR).
• Coordination Chemistry: Can act as a ligand or precursor for metal-organic frameworks (MOFs) and catalysts due to its carbonyl and amine functional groups.

Basic Information

Product Name	4,7-Dichloroisatin
CAS No.	18711-13-2
Molecular Formula	C8H3Cl2NO2
Molecular Weight	216.02 g/mol
Synonyms	4,7-Dichloro-1H-indole-2,3-dione; 4,7-Dichloro-2,3-dioxoindoline; 4,7-Dichloro-2,3-dihydroindole-2,3-dione; Isatin, 4,7-dichloro-; 4,7-Dichloroisatine; 2,3-Dioxo-4,7-dichloroindoline; 4,7-Dichloroindoline-2,3-dione
EINECS	Contact for details

Quality Control

Our 4,7-Dichloroisatin is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	255°C - 265°C
Loss on Drying	≤ 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.