1,3-Dihydrobenzo[c]thiophene 2,2-dioxide

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1,3-Dihydrobenzo[c]thiophene 2,2-dioxide Basic information
Product Name:1,3-Dihydrobenzo[c]thiophene 2,2-dioxide
Synonyms:1,3-Dihydrobenzo[c]thiophene 2,2-dioxide;Benzo[c]thiophene, 1,3-dihydro-, 2,2-dioxide;1,3-dihydro-2-benzothiophene 2,2-dioxide;1,3-Dihydro-2λ6-benzothiophene-2,2-dione
CAS:2471-91-2
MF:C8H8O2S
MW:168.21
EINECS:
Product Categories:
Mol File:2471-91-2.mol
1,3-Dihydrobenzo[c]thiophene 2,2-dioxide Structure
1,3-Dihydrobenzo[c]thiophene 2,2-dioxide Chemical Properties
Melting point 150-151 °C.
solubility sol EtOH, CHCl3, C6H6, boiling water; slightly sol Et2O.
CAS DataBase Reference2471-91-2
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MSDS Information
1,3-Dihydrobenzo[c]thiophene 2,2-dioxide Usage And Synthesis
Uses1,3-Dihydrobenzo[c]thiophene 2,2-dioxide is a source of o-quinodimethanes that are useful diene intermediates in Diels-Alder reactions; a source of benzocyclobutene.
Synthesis1,3-Dihydrobenzo[c]thiophene 2,2-dioxide is prepared by oxidation of 1,3-dihydrobenzo[c]thiophene; from α,α′-Dibromo-o-xylene, rongalite (Sodium Hydroxymethanesulfinate, HOCH2SO2Na.2H2O), and Sulfur Dioxide.
storageunstable to alkali and concentrated H2SO4.
1,3-Dihydrobenzo[c]thiophene 2,2-dioxide Preparation Products And Raw materials
Tag:1,3-Dihydrobenzo[c]thiophene 2,2-dioxide(2471-91-2) Related Product Information
5-BROMO-1,3-DIHYDRO-BENZO(C)THIOPHENE 2,2-DIOXIDE 1,3-dihydrobenzo[c]thiophene-5-carbaldehyde 2,2-dioxide Benzo[c]thiophene-5-carbonitrile, 1,3-dihydro-, 2,2-dioxide Benzo[c]thiophene, 5-(chloromethyl)-1,3-dihydro-, 2,2-dioxide Benzo[c]thiophene, 1,3-dihydro-5-iodo-, 2,2-dioxide Benzo[c]thiophene, 5-fluoro-1,3-dihydro-, 2,2-dioxide