Description

4-Chloro-5-Methylisatin is a versatile halogenated isatin derivative, a key heterocyclic building block in advanced organic synthesis. Its unique molecular structure makes it a critical precursor for developing novel pharmaceutical compounds and functional materials. This intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create innovative active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of kinase inhibitors, anti-cancer agents, and other biologically active heterocycles.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Reagent: Serves as a versatile precursor for constructing complex indole and isatin-based scaffolds in research and development.
• Material Science: Employed in the synthesis of organic semiconductors, dyes, and photochromic materials.
• Biochemical Research: Utilized as a probe or starting material in medicinal chemistry for structure-activity relationship (SAR) studies.

Basic Information

Item	Details
Product Name	4-Chloro-5-Methylisatin
CAS No.	53003-18-2
Molecular Formula	C9H6ClNO2
Molecular Weight	195.60 g/mol
Synonyms	5-Methyl-4-chloroisatin; 4-Chloro-5-methyl-1H-indole-2,3-dione; 4-Chloro-5-methyl-2,3-dihydroindole-2,3-dione; 4-Chloro-5-methylindoline-2,3-dione; 4-Chloro-5-methylisatine; Isatin, 4-chloro-5-methyl-
EINECS	Contact for details

Quality Control

Our 4-Chloro-5-Methylisatin is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	Yellow to orange 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%

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