![benzo[b]thiophene-2,3-dione](/img/493-57-2.jpg "benzo[b]thiophene-2,3-dione")
| benzo[b]thiophene-2,3-dione Basic information |
| Product Name: | benzo[b]thiophene-2,3-dione |
| Synonyms: | 2,3-Dioxo-2,3-dihydrothionaphthene;2,3-Thionaphthenequinone;NSC 114478;benzo[b]thiophene-2,3-dione;2,3-Benzo[b]thiophenedione;2,3-Dihydro-1-benzothiophene-2,3-dione;Thianaphthenequinone;benzothiophene-2,3-quinone |
| CAS: | 493-57-2 |
| MF: | C8H4O2S |
| MW: | 164.18 |
| EINECS: | |
| Product Categories: | Intermediates;Intermediates & Fine Chemicals;Pharmaceuticals;Sulfur & Selenium Compounds |
| Mol File: | 493-57-2.mol |
| benzo[b]thiophene-2,3-dione Chemical Properties |
| Melting point | 119-121°C |
| Boiling point | 261.64°C (rough estimate) |
| density | 1.3633 (rough estimate) |
| refractive index | 1.5500 (estimate) |
| BRN | 118077 |
| Safety Information |
| Hazard Codes | Xn |
| Risk Statements | 41-43-52 |
| Safety Statements | 26-36/37-39 |
| WGK Germany | 3 |
| MSDS Information |
| benzo[b]thiophene-2,3-dione Usage And Synthesis |
| Chemical Properties | benzo[b]thiophene-2,3-dione is Orange Solid |
| Uses | benzo[b]thiophene-2,3-dione is a useful synthetic intermediate for the preparation of novel antiinflammatory agents. |
| benzo[b]thiophene-2,3-dione Preparation Products And Raw materials |
| Raw materials | Ethanethioic acid, 2-chloro-2-oxo-, S-phenyl ester-->(2E)-Δ2,2'-Bi[benzo[b]thiophene-3(2H)-one]-->Thiophenol-->Oxalyl chloride |
| Preparation Products | Ciba Violet 6R |
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