Description

6H-Cyclopenta[B]Thiophen-6-One,4,5-Dihydro-5-Hydroxy-,(5R)-(9Ci) is a high-purity, chiral organic compound featuring a fused cyclopenta[b]thiophene core structure. This specific stereoisomer is of significant value as a sophisticated chemical intermediate and building block in advanced organic synthesis. It is primarily sought after by research institutions and pharmaceutical developers for the synthesis of novel active pharmaceutical ingredients (APIs), agrochemicals, and functional materials where precise stereochemistry is critical.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of novel therapeutic agents, particularly in medicinal chemistry programs.
• Agrochemical Synthesis: Used as a building block for creating advanced pesticides, herbicides, or fungicides with specific biological activity.
• Material Science Research: Serves as a precursor for developing organic electronic materials, such as semiconductors or conductive polymers, due to its thiophene-based heterocyclic structure.
• Asymmetric Catalysis: Employed as a ligand precursor or a chiral auxiliary in stereoselective synthesis to control the outcome of chemical reactions.
• Academic & Industrial R&D: A valuable compound for methodological development in organic synthesis and for exploring new chemical spaces in discovery chemistry.

Basic Information

Product Name	6H-Cyclopenta[B]Thiophen-6-One,4,5-Dihydro-5-Hydroxy-,(5R)-(9Ci)
CAS No.	827609-16-5
Molecular Formula	C7H6O2S
Molecular Weight	154.19 g/mol
Synonyms	(5R)-4,5-Dihydro-5-hydroxy-6H-cyclopenta[b]thiophen-6-one; (5R)-5-Hydroxy-4,5-dihydro-6H-cyclopenta[b]thiophen-6-one; 6H-Cyclopenta[b]thiophen-6-one, 4,5-dihydro-5-hydroxy-, (5R)-; (R)-5-Hydroxy-4,5-dihydro-6H-cyclopenta[b]thiophen-6-one; 827609-16-5; AI3-63510; SCHEMBL2184221; ZINC000257830587
EINECS	Contact for details

Quality Control

Every batch of our 6H-Cyclopenta[B]Thiophen-6-One,4,5-Dihydro-5-Hydroxy-,(5R)-(9Ci) is manufactured and controlled under a strict quality management system. We employ advanced analytical techniques including HPLC, GC, NMR, and chiral analysis to ensure identity, purity, and enantiomeric excess meet the exacting standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each 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). 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
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.