Phenoxathiin (dibenzooxathiane) C12H8OS is a heterocyclic compound of molecular weight 200.25632 g/mol with the CAS Registry Number 262-20-4.The Chemistry of Phenoxathiin and its Derivatives. Clara L. Deasy Chem. Rev., 1943, 32 (2), pp 173–194 DOI: 10.1021/cr60102a001 Publication Date: April 1943

Diphenyl ether is a starting material in the production of phenoxathiin via the Ferrario reaction. Phenoxathiin is used in polyamide and polyimide production.

References

External links Chemicalbook.com Webbook.nist.gov