Description

1-Oxa-4-Thiaspiro[4.5]Decan-6-One is a specialized heterocyclic compound featuring a unique spirocyclic structure containing both oxygen and sulfur atoms. This molecular architecture makes it a valuable intermediate and building block in advanced organic synthesis, particularly for the development of novel pharmaceuticals and agrochemicals. It is primarily sought after by research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries for creating complex molecules with potential biological activity.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or requiring specific spirocyclic motifs for bioactivity.
• Agrochemical Research: Used in the development of new active ingredients for herbicides, fungicides, or insecticides, leveraging its heterocyclic structure.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex molecules in custom synthesis and process development for specialty chemicals.
• Material Science Research: Investigated as a monomer or additive for creating polymers with specific thermal or chemical resistance properties.
• Academic & Industrial R&D: Employed in methodological studies and as a model compound for exploring new synthetic routes involving spirocyclic and heterocyclic chemistry.

Basic Information

Product Name	1-Oxa-4-Thiaspiro[4.5]Decan-6-One
CAS No.	33266-05-6
Molecular Formula	C8H12O2S
Molecular Weight	172.24 g/mol
Synonyms	6-Oxa-9-thiaspiro[4.5]decan-8-one; 1-Oxa-4-thiaspiro[4.5]decan-6-one; 8-Oxa-11-thiaspiro[5.5]undecan-10-one (related structure); Spiro[1,3-oxathiane-2,1'-cyclohexan]-4-one; Tetrahydro-2H-thiopyran-4-spirocyclohexane-2-one, 1-oxide (possible); Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 1-Oxa-4-Thiaspiro[4.5]Decan-6-One is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.