Description

Cyclopenta[B]Thiopyran-4-Ol, Octahydro-, 1,1-Dioxide (9Ci) is a specialized heterocyclic compound featuring a fused cyclopentane and thiopyran ring system, with the sulfur atom in a sulfone oxidation state. This unique molecular architecture makes it a valuable advanced pharmaceutical intermediate and a versatile building block for organic synthesis. It is primarily sought after by research institutions and fine chemical manufacturers engaged in the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of new therapeutic agents, particularly for central nervous system (CNS) and metabolic disorder targets.
• Organic Synthesis Building Block: Used in the construction of complex polycyclic frameworks and for introducing functionalized thiopyran motifs into target molecules.
• Agrochemical Research: Acts as a precursor in the synthesis of novel compounds with potential herbicidal or insecticidal activity.
• Material Science: Investigated for the development of specialty polymers and advanced organic electronic materials due to its rigid, fused-ring structure.
• Catalyst Ligand Synthesis: Potential utility in the preparation of chiral ligands for asymmetric catalysis.

Basic Information

Product Name	Cyclopenta[B]Thiopyran-4-Ol, Octahydro-, 1,1-Dioxide (9Ci)
CAS No.	134451-86-8
Molecular Formula	C8H14O3S
Molecular Weight	190.26 g/mol
Synonyms	Octahydrocyclopenta[b]thiopyran-4-ol 1,1-dioxide; 4-Hydroxyoctahydrocyclopenta[b]thiopyran 1,1-dioxide; Cyclopenta[b]thiopyran-4-ol, octahydro-, 1,1-dioxide; (3aR,4S,7aR)-Hexahydro-1H-cyclopenta[b]thiopyran-4-ol 1,1-dioxide; (3aR,4S,7aR)-Octahydrocyclopenta[b]thiopyran-4-ol 1,1-dioxide; 1,1-Dioxidooctahydrocyclopenta[b]thiopyran-4-ol
EINECS	Contact for details

Quality Control

Our Cyclopenta[B]Thiopyran-4-Ol, Octahydro-, 1,1-Dioxide (9Ci) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (IR, NMR), to ensure it meets the stringent requirements for research and development applications. A detailed Certificate of Analysis (COA) is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Specific Rotation	Contact for details

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