Description

Isothiazolidine, 2-(1-Methylethyl)-, 1,1-Dioxide (9Ci) is a specialized heterocyclic sulfone compound of significant interest in advanced organic synthesis and materials science. Its unique structure, featuring a saturated isothiazolidine ring system with a sulfone group and an isopropyl substituent, makes it a valuable building block for creating novel functional molecules. This high-purity intermediate is primarily sought by research institutions and industrial R&D teams working in pharmaceutical development, agrochemical discovery, and polymer chemistry. The compound, identified by CAS No. 279669-65-7, is supplied with full analytical documentation to support critical development workflows.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for molecules requiring functionalized saturated nitrogen-sulfur heterocycles.
• Agrochemical Research: Used in the synthesis of novel herbicides, fungicides, and insecticides, where the isothiazolidine dioxide core can contribute to unique biological activity.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the development of specialty polymers, coatings, and advanced materials with specific thermal or chemical resistance properties.
• Ligand & Catalyst Development: Employed in organometallic chemistry to create novel chelating ligands or catalysts for asymmetric synthesis and other catalytic processes.
• Chemical Biology Probe Synthesis: Utilized as a scaffold for constructing molecular probes to study enzyme function and biological pathways.
• High-Value Fine Chemical Production: Integrated into multi-step synthetic routes for the manufacture of complex, high-value specialty chemicals.

Basic Information

Product Name	Isothiazolidine, 2-(1-Methylethyl)-, 1,1-Dioxide (9Ci)
CAS No.	279669-65-7
Molecular Formula	C6H11NO2S
Molecular Weight	161.22 g/mol
Synonyms	2-Isopropylisothiazolidine 1,1-Dioxide; 2-(1-Methylethyl)isothiazolidine 1,1-Dioxide; 2-Isopropyl-1,2-thiazolidine 1,1-Dioxide; 2-Propan-2-yl-1,2-thiazolidine 1,1-dioxide; Isothiazolidine, 2-(1-methylethyl)-, 1,1-dioxide; 279669-65-7
EINECS	Contact for details

Quality Control

Every batch of Isothiazolidine, 2-(1-Methylethyl)-, 1,1-Dioxide is produced and controlled under a strict quality management system. We employ advanced analytical techniques including HPLC, GC, NMR, and mass spectrometry to ensure identity, purity, and consistency meet the exacting standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your regulatory and quality documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents, strong acids, and strong bases. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Assay	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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