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

Product Name
1,3-Dihydrobenzo[c]thiophene 2,2-dioxide
CAS No.
2471-91-2
Chemical Name
1,3-Dihydrobenzo[c]thiophene 2,2-dioxide
Synonyms
1,3-Dihydrobenzo[c]thiophene 2,2-dioxide;1,3-Dihydro-2λ6-benzothiophene-2,2-dione;1,3-dihydro-2-benzothiophene 2,2-dioxide;Benzo[c]thiophene, 1,3-dihydro-, 2,2-dioxide
CBNumber
CB02156167
Molecular Formula
C8H8O2S
Formula Weight
168.21
MOL File
2471-91-2.mol
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1,3-Dihydrobenzo[c]thiophene 2,2-dioxide Property

Melting point:
150-151 °C.
solubility 
sol EtOH, CHCl3, C6H6, boiling water; slightly sol Et2O.
CAS DataBase Reference
2471-91-2
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
T163449
Product name
1,3-DIHYDRO-2-BENZOTHIOPHENE 2,2-DIOXIDE
Purity
AldrichCPR
Packaging
5MG
Price
$29.8
Updated
2024/03/01
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1,3-Dihydrobenzo[c]thiophene 2,2-dioxide Chemical Properties,Usage,Production

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.

1,3-Dihydrobenzo[c]thiophene 2,2-dioxide Preparation Products And Raw materials

Raw materials

Preparation Products

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

Beijing Taiya Jie Technology Development Co., Ltd.
Tel
021-33690831-8001 13552411790
Fax
021-33690831
Email
postmaster@tyjchem.cn
Country
China
ProdList
1541
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55
TCI (Shanghai) Chemical Trading Co., Ltd.
Tel
021-021-61109150
Fax
021-61105897
Email
sales@tcisct.com
Country
China
ProdList
31121
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2471-91-2, 1,3-Dihydrobenzo[c]thiophene 2,2-dioxideRelated Search:


  • 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
  • 2471-91-2