Description

3,4-Dihydro-2H-1-Benzothiopyran 1,1-Dioxide is a specialized heterocyclic sulfone compound with the CAS registry number 22776-35-8. This chemical serves as a valuable synthetic intermediate and building block in advanced organic synthesis, particularly for constructing complex molecular architectures. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors for developing new active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel therapeutic agents, particularly those targeting the central nervous system or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of new pesticides, herbicides, and fungicides, leveraging its heterocyclic core for bioactivity.
• Material Science Precursor: Serves as a monomer or precursor in the synthesis of specialized polymers, ligands for catalysis, or organic electronic materials.
• Chemical Synthesis: Employed in organic chemistry research for ring-forming reactions, functional group transformations, and as a scaffold for library synthesis in drug discovery.
• Ligand and Catalyst Development: The sulfone and heterocyclic structure make it a candidate for developing novel ligands in asymmetric catalysis.

Basic Information

Product Name	3,4-Dihydro-2H-1-Benzothiopyran 1,1-Dioxide
CAS No.	22776-35-8
Molecular Formula	C9H10O2S
Molecular Weight	182.24 g/mol
Synonyms	3,4-Dihydro-2H-1-benzothiopyran 1,1-dioxide; 2H-1-Benzothiopyran, 3,4-dihydro-, 1,1-dioxide; 1-Thiochromanone S,S-dioxide; Dihydrothiochroman 1,1-dioxide; 3,4-Dihydro-1-benzothiopyran 1,1-dioxide; Thiopyran, 3,4-dihydro-2H-1-benzothiopyran-1,1-dioxide
EINECS	Contact for details

Quality Control

Our 3,4-Dihydro-2H-1-Benzothiopyran 1,1-Dioxide is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We support cGMP compliance for pharmaceutical applications and can tailor purity grades to meet specific research or production needs.

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 strong bases. For long-term storage, consider an inert atmosphere to maintain product stability.

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.