3H-2,1-Benzoxathiole,1,1-dioxide

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Names

[ CAS No. ]:
4430-23-3

[ Name ]:
3H-2,1-Benzoxathiole,1,1-dioxide

[Synonym ]:
2-sulfobenzoic anhydride
Tolylsulton
EINECS 224-620-8
3H-benz[c][1,2]oxathiol-1,1-dioxide
3H-benzo[c][1,2]oxathiole 1,1-dioxide
3H-Benz[c][1,2]oxathiol-1,1-dioxid
3H-2,1-Benzoxathiole,1,1-dioxide

Chemical & Physical Properties

[ Density]:
1.465g/cm3

[ Boiling Point ]:
310.7ºC at 760mmHg

[ Molecular Formula ]:
C7H6O3S

[ Molecular Weight ]:
170.18600

[ Flash Point ]:
141.7ºC

[ Exact Mass ]:
170.00400

[ PSA ]:
51.75000

[ LogP ]:
1.98630

[ Index of Refraction ]:
1.602

Safety Information

[ HS Code ]:
2934991000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • o-Toluenesulfonyl fluoride
  • 2-iodomethyl-benzenesulfonyl fluoride
  • potassium toluenesulfonate
  • Ethanol
  • Hydrochloric acid
  • Diethyl ether
  • 3,3-dichloro-2,1λ6-benzoxathiole 1,1-dioxide

DownStream

  • 2-[[2-(1,3-dioxolan-2-yl)-2H-pyridin-1-yl]methyl]benzenesulfonic acid
  • o-cresol
  • benzoic acid

Customs

[ HS Code ]: 2934991000

[ Summary ]:
2934991000. sultones and sultams. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • 3-CHLORO-3H-2,1-BENZOXATHIOLE-1,1-DIOXIDE
  • Phenol red
  • 3,3-Bis[3,5-dibromo-2-methyl-4-(sodiooxy)phenyl]-3H-2,1-benzoxathiole 1,1-dioxide
  • 3,3-Bis[2-methyl-4-hydroxy-5-[[bis[(sodiooxycarbonyl)methyl]amino]methyl]phenyl]-3H-2,1-benzoxathiole 1,1-dioxide
  • 3H-2,1-Benzoxathiole,3-chloro-, 1,1-dioxide
  • 3H-2,1-Benzoxathiole,3,3-diphenyl-, 1,1-dioxide