Description

4,5-Dihydrothiepin 1,1-Dioxide is a specialized heterocyclic sulfone compound with the CAS registry number 29520-87-4. This chemical serves as a valuable synthetic intermediate and building block in advanced organic synthesis, particularly for constructing complex sulfur-containing molecular architectures. It is primarily utilized by pharmaceutical research and fine chemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting neurological and metabolic disorders.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with unique modes of action.
• Material Science: Serves as a monomer or additive in the production of specialty polymers and high-performance resins.
• Organic Synthesis Building Block: Employed in cycloaddition reactions, cross-coupling, and as a scaffold for constructing complex heterocycles.
• Ligand and Catalyst Development: Utilized in the design of novel chiral ligands and organocatalysts for asymmetric synthesis.
• Chemical Biology Probe: Acts as a core structure for developing molecular probes to study biological pathways.

Basic Information

Product Name	4,5-Dihydrothiepin 1,1-Dioxide
CAS No.	29520-87-4
Molecular Formula	C6H8O2S
Molecular Weight	144.19 g/mol
Synonyms	4,5-Dihydrothiepin 1,1-Dioxide; 4,5-Dihydrothiepin Sulfone; 1,1-Dioxo-4,5-dihydrothiepin; Thiepin, 4,5-dihydro-, 1,1-dioxide; 4,5-Dihydro-1λ⁶-thiepin-1,1-dione; 4,5-Dihydrothiepin S,S-Dioxide
EINECS	Contact for details

Quality Control

Our 4,5-Dihydrothiepin 1,1-Dioxide is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, 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 heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain product integrity.

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.