Description

2,3-Dihydro-3,3-Dimethyl-1,2-Benzisothiazole 1,1-Dioxide is a high-purity, specialized organic compound with the CAS registry number 102362-98-1. It serves as a critical intermediate and building block in advanced organic synthesis, valued for its unique benzisothiazole dioxide core structure. This compound is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and inflammation.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its heterocyclic structure for biological activity.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a precursor or electron-transport material in the development of high-efficiency OLED devices.
• Polymer Chemistry: Acts as a monomer or additive to impart specific properties like UV stability or flame retardancy to advanced polymers.
• Dye and Pigment Manufacturing: Intermediate for creating specialized colorants with enhanced lightfastness and chemical resistance.
• Chemical Research & Development: A versatile scaffold for medicinal chemistry and material science research programs.

Basic Information

Product Name	2,3-Dihydro-3,3-Dimethyl-1,2-Benzisothiazole 1,1-Dioxide
CAS No.	102362-98-1
Molecular Formula	C9H11NO2S
Molecular Weight	197.26 g/mol
Synonyms	3,3-Dimethyl-1,2-benzisothiazoline 1,1-Dioxide; 3,3-Dimethyl-2,3-dihydro-1,2-benzisothiazole 1,1-Dioxide; 2,3-Dihydro-3,3-dimethylbenzo[d]isothiazole 1,1-Dioxide; 3,3-Dimethyl-1,2-benzisothiazolidine 1,1-Dioxide; Saccharin derivative intermediate; Benzisothiazolone dioxide derivative
EINECS	Contact for details

Quality Control

Our 2,3-Dihydro-3,3-Dimethyl-1,2-Benzisothiazole 1,1-Dioxide is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent lot-to-lot quality. Certificates of Analysis (COA) detailing all specifications are provided with each shipment. We support compliance with cGMP and ICH guidelines for pharmaceutical applications.

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 strong oxidizing agents and strong bases. The container must be kept tightly closed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white 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
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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