benzo[b]thiophene-2,3-dione

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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 Structure
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)
storage temp. Store at room temperature
solubility Chloroform (Slightly), DMSO (Slightly, Sonicated), Methanol (Slightly)
form Solid
color Light Orange to Dark Red
BRN 118077
InChI1S/C8H4O2S/c9-7-5-3-1-2-4-6(5)11-8(7)10/h1-4H
InChIKeyMHESOLAAORBNPM-UHFFFAOYSA-N
SMILESO=C1Sc2ccccc2C1=O
Safety Information
Hazard Codes Xn
Risk Statements 41-43-52
Safety Statements 26-36/37-39
WGK Germany 3
Storage Class11 - Combustible Solids
Hazard ClassificationsEye Dam. 1
Skin Sens. 1
MSDS Information
benzo[b]thiophene-2,3-dione Usage And Synthesis
Chemical Propertiesbenzo[b]thiophene-2,3-dione is Orange Solid
Usesbenzo[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 materialsEthanethioic acid, 2-chloro-2-oxo-, S-phenyl ester-->(2E)-Δ2,2'-Bi[benzo[b]thiophene-3(2H)-one]-->Thiophenol-->Oxalyl chloride
Preparation ProductsCiba Violet 6R-->3-Diazobenzo[b]thiophen-2(3H)-one
Tag:benzo[b]thiophene-2,3-dione(493-57-2) Related Product Information
Dibenzofuran 1-BENZOTHIOPHEN-3(2H)-ONE Benzo[b]thiophene-2,3-dione, 5-methyl- Benzo[b]thiophene-2,3-dione, 5-chloro- Benzo[b]thiophene-2,3-dione, 6-Methoxy- 2,3-Dihydrobenzo[b]thiophene-2-one