Description

3,4-Dihydro-2H-Thiopyran is a versatile sulfur-containing heterocyclic compound that serves as a key building block in advanced organic synthesis. Its unique structure makes it a valuable intermediate for developing novel pharmaceuticals, agrochemicals, and functional materials. This compound is particularly sought after by research and development chemists in the pharmaceutical and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the development of new pesticides, herbicides, and fungicides, leveraging its heterocyclic core for biological activity.
• Material Science Research: Serves as a monomer or precursor for creating specialized polymers and advanced materials with unique electronic or structural properties.
• Ligand and Catalyst Development: Employed in the design and synthesis of novel ligands for asymmetric catalysis and metal-organic frameworks (MOFs).
• Flavor and Fragrance Chemistry: Acts as an intermediate for synthesizing specific sulfur-containing aroma compounds.
• Academic and Industrial R&D: A fundamental reagent for methodological studies in organic chemistry and the exploration of new synthetic pathways.

Basic Information

Product Name	3,4-Dihydro-2H-Thiopyran
CAS No.	13042-80-3
Molecular Formula	C5H8S
Molecular Weight	100.18 g/mol
Synonyms	3,4-Dihydro-2H-thiopyran; 2H-Thiopyran, 3,4-dihydro-; 3,4-Dihydro-2H-thiopyran; Thiacyclohex-3-ene; 2,3-Dihydro-1,4-thiopyran; 3,4-Dihydro-2H-thiopyran-1-oxide (related oxide form); Dihydrothiopyran
EINECS	235-909-1

Quality Control

Our 3,4-Dihydro-2H-Thiopyran is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for purity, identity, and other critical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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