Description

Phenoxathiin 10,10-Dioxide is a high-purity organic sulfur compound, also known as dibenzothiophene sulfone. This specialty chemical is valued for its role as a key synthetic intermediate and building block in advanced organic synthesis. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors for developing novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Research: Used as a building block for developing new pesticides, herbicides, and plant growth regulators.
• Material Science: Acts as a monomer or additive in the production of specialty polymers, dyes, and electronic materials.
• Organic Synthesis: Employed in academic and industrial laboratories for constructing complex heterocyclic compounds and conducting oxidation studies.
• Ligand & Catalyst Development: Utilized in the design and synthesis of novel ligands for metal catalysis and coordination chemistry.

Basic Information

Product Name	Phenoxathiin 10,10-Dioxide
CAS No.	950-47-0
Molecular Formula	C12H8O2S
Molecular Weight	216.26 g/mol
Synonyms	Dibenzothiophene 5,5-Dioxide; Dibenzothiophene Sulfone; Phenoxathiin Sulfone; 10-Oxa-10lambda~6~-thiaanthracene-10,10-dione; Thianthrene 5,5,10,10-Tetraoxide (related); DBT-SO2; DBTO2; Phenoxthin dioxide
EINECS	213-447-5

Quality Control

Our Phenoxathiin 10,10-Dioxide is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy. Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and compliance with your research or production requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	228 - 232 °C
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.