| Identification | Back Directory | [Name]
1,3-Dihydrobenzo[c]thiophene 2,2-dioxide | [CAS]
2471-91-2 | [Synonyms]
1,3-Dihydrobenzo[c]thiophene 2,2-dioxide
1,3-dihydro-2-benzothiophene 2,2-dioxide
1,3-Dihydro-2λ6-benzothiophene-2,2-dione
Benzo[c]thiophene, 1,3-dihydro-, 2,2-dioxide | [Molecular Formula]
C8H8O2S | [MDL Number]
MFCD00209307 | [MOL File]
2471-91-2.mol | [Molecular Weight]
168.21 |
| Hazard Information | Back Directory | [Uses]
1,3-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. | [Synthesis]
1,3-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. | [storage]
unstable to alkali and concentrated H2SO4. |
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