Description

1-Thiaspiro[4.4]Non-3-En-6-One,(-)-(9Ci) is a high-purity, chiral organic compound featuring a unique spirocyclic structure containing a thiophene ring. This specific stereoisomer is of significant value as a sophisticated synthetic intermediate and a key building block in advanced organic synthesis. It is primarily sought after by research and development chemists in the pharmaceutical and agrochemical industries for the construction of complex, biologically active molecules.

Application

• Pharmaceutical Intermediate: A critical chiral building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting CNS disorders and metabolic diseases.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides, where its spirocyclic scaffold can contribute to unique modes of action.
• Material Science Precursor: Serves as a specialized monomer or precursor for advanced polymers and functional materials with specific optical or electronic properties.
• Asymmetric Catalysis Ligand Synthesis: The chiral framework can be utilized to develop novel ligands for asymmetric catalysis, enhancing stereoselectivity in chemical transformations.
• Academic & Institutional Research: Employed in universities and research institutes for methodological studies in heterocyclic and spirocyclic chemistry.

Basic Information

Product Name	1-Thiaspiro[4.4]Non-3-En-6-One,(-)-(9Ci)
CAS No.	630060-06-9
Molecular Formula	C8H10OS
Molecular Weight	154.23 g/mol
Synonyms	(-)-1-Thiaspiro[4.4]non-3-en-6-one; (6S)-1-Thiaspiro[4.4]non-3-en-6-one; 1-Thiaspiro[4.4]non-3-en-6-one, (-)-; Spiro[4.4]thian-3-en-6-one derivative; Thiaspiro compound 630060-06-9; Chiral thiaspiro ketone; 6-Oxo-1-thiaspiro[4.4]non-3-ene, (-)-
EINECS	Contact for details

Quality Control

Our 1-Thiaspiro[4.4]Non-3-En-6-One,(-)-(9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure high chemical and enantiomeric purity suitable for sensitive research and development applications. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound may be sensitive to prolonged exposure to air and moisture; keep the container tightly sealed under an inert atmosphere for long-term storage.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
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.