Description

Isatin CAS NO 91-56-5 is a versatile heterocyclic organic compound, serving as a crucial building block in fine chemical synthesis. Its unique molecular structure makes it an indispensable precursor for a wide range of high-value derivatives, including pharmaceuticals, dyes, and agrochemicals. This compound is essential for research and production facilities in the pharmaceutical, chemical, and material science industries seeking to develop innovative products.

Application

• Pharmaceutical Intermediate: A key starting material for the synthesis of various active pharmaceutical ingredients (APIs), including antiviral, anticancer, and central nervous system drugs.
• Dye and Pigment Production: Used in the manufacture of indigo dyes and other complex colorants for textiles and industrial applications.
• Agrochemical Synthesis: Serves as a precursor for developing novel herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Employed in the preparation of spiro compounds, Schiff bases, and other complex heterocycles for research and development.
• Analytical Chemistry: Utilized as a reagent for the detection and quantification of various substances, including amino acids and sugars.
• Material Science Research: Investigated for its potential in creating organic semiconductors, sensors, and other functional materials.

Basic Information

Product Name	Isatin
CAS No.	91-56-5
Molecular Formula	C8H5NO2
Molecular Weight	147.13 g/mol
Synonyms	1H-Indole-2,3-dione; 2,3-Indolinedione; Isatinic acid anhydride; Indoline-2,3-dione; 2,3-Dioxoindoline; 2,3-Diketodihydroindole; Indole-2,3-dione; Isatin (technical grade)
EINECS	202-077-8

Quality Control

Our Isatin is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. We offer various grades, including technical and high-purity, to meet diverse application needs. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee compliance with your specifications.

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 incompatible materials such as strong oxidizing agents, strong bases, and strong reducing agents.

Specification

Item	Specification
Appearance	Orange-red to brown crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥98.0%
Melting Point	200°C - 204°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.