Description

Cyclopentane, [(1,1-Dimethylethyl)Sulfonyl]- (9Ci) is a specialized organosulfur compound featuring a cyclopentane ring substituted with a tert-butylsulfonyl group. This unique structure makes it a valuable high-purity synthetic intermediate and building block for advanced chemical synthesis. It is primarily used by pharmaceutical R&D and fine chemical manufacturers for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex drug molecules, particularly those requiring sulfone or cyclopentane motifs.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides where the tert-butylsulfonyl group can impart specific biological activity.
• Material Science Research: Acts as a monomer or functionalizing agent in the development of specialty polymers and advanced organic materials.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create novel ligands for catalytic applications.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological systems and enzyme mechanisms.
• Custom Synthesis and Contract Manufacturing: A critical building block for custom synthesis projects requiring high-purity, structurally defined intermediates.

Basic Information

Product Name	Cyclopentane, [(1,1-Dimethylethyl)Sulfonyl]- (9Ci)
CAS No.	64818-65-1
Molecular Formula	C9H18O2S
Molecular Weight	190.30 g/mol
Synonyms	(tert-Butylsulfonyl)cyclopentane; 1-(tert-Butylsulfonyl)cyclopentane; Cyclopentyl tert-butyl sulfone; tert-Butyl cyclopentyl sulfone; 2-Methyl-2-(cyclopentylsulfonyl)propane; 1-(tert-Butanesulfonyl)cyclopentane; Cyclopentane, 1-[(1,1-dimethylethyl)sulfonyl]-; 1-(tert-Butylsulfonyl)cyclopentane
EINECS	Contact for details

Quality Control

Our high-purity Cyclopentane, [(1,1-Dimethylethyl)Sulfonyl]- (9Ci) is manufactured under strict quality management systems. Each batch is subjected to rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to support your quality assurance and regulatory compliance needs.

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 strong oxidizing agents and strong bases. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or powder
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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