Benzo[b]thiophene-2,3-dione

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Names

[ CAS No. ]:
493-57-2

[ Name ]:
Benzo[b]thiophene-2,3-dione

[Synonym ]:
Benzothiophene 2,3-dione
Thionaphthenquinone
Thionaphthoquinone
benzo[b]thiophene-2,3-quinone
1-benzothiophen-2,3-dione
2,3-Thionaphthenequinone
Thioisatin
2,3-dihydrobenzo[b]thiophene-2,3-dione
Thianaphthenequinone
Benzo(b)thiophene-2,3-dione

Chemical & Physical Properties

[ Density]:
1.479g/cm3

[ Boiling Point ]:
247ºC at 760mmHg

[ Melting Point ]:
119-121ºC

[ Molecular Formula ]:
C8H4O2S

[ Molecular Weight ]:
164.18100

[ Flash Point ]:
103ºC

[ Exact Mass ]:
163.99300

[ PSA ]:
59.44000

[ LogP ]:
1.50160

[ Vapour Pressure ]:
0.0263mmHg at 25°C

[ Index of Refraction ]:
1.686

[ Storage condition ]:
20°C

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xn

[ Risk Phrases ]:
41-43-52

[ Safety Phrases ]:
26-36/37-39

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Oxalyl chloride
  • Thiophenol
  • (2E)-Δ2,2'-Bi[benzo[b]thiophene-3(2H)-one]
  • 2,2-dichloro-thiochroman-3,4-dione
  • 2-phenylimino-1-benzothiophen-3-one
  • Sulfuric acid
  • (2Z)-2-hydroxyiminobenzothiophen-3-one
  • 2-(10-oxo-10H-phenanthren-9-ylidene)-benzo[b]thiophen-3-one
  • Hydrochloric acid

DownStream

  • 1-Benzothiophene-3-carboxylic acid
  • Thiaxanthone
  • [1]Benzothieno[2,3-b]quinoxaline
  • Thianaphthene
  • 2-(methylthio)benzonitrile
  • Mandelic acid
  • Methyl 2-sulfanylbenzoate
  • benzo[d]isothiazole-3-carboxamide
  • 2,2′-dithiodibenzoic acid
  • 2-(carboxymethylthio)benzoic acid

Related Compounds

  • 6-Iodo-benzo[b]thiophene-2,3-dione
  • 6-bromobenzo[b]thiophene-2,3-dione
  • 5-bromobenzo[b]thiophene-2,3-dione
  • Benzo[b]thiophene-2,3-dione,3-oxime
  • 6-METHOXYBENZO[B]THIOPHENE-2,3-DIONE
  • 4-methyl-benzo[b]thiophene-2,3-dione
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • N-(2-(1-methyl-1H-pyrrol-2-yl)-2-(pyrrolidin-1-yl)ethyl)thiophene-2-carboxamide
  • tert-Butyl-DL-alanine
  • 4-amino-N-[2-tert-butyl-1-(tetrahydro-2H-pyran-4-ylmethyl)-1H-benzimidazol-5-yl]-N-ethylbenzenesulfonamide