4,5-Dihydrothiophene, 1,1-dioxide, 3-methyl-

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Names

[ CAS No. ]:
872-94-6

[ Name ]:
4,5-Dihydrothiophene, 1,1-dioxide, 3-methyl-

[Synonym ]:
4,5-Dihydrothiophene,1,1-dioxide,3-methyl
4-methyl-2,3-dihydro-1
F1294-0058
3-Methyl-4,5-dihydro-thiophen-dioxyd-(1,1)
3-methyl-4,5-dihydrothiophene 1,1-dioxide
3-methyl-2-sulfolene
4-Methyl-2,3-dihydro-thiophen-1,1-dioxid
4-methyl-2,3-dihydro-thiophene 1,1-dioxide
3-Methyl-sulfol-2-en

Chemical & Physical Properties

[ Density]:
1.24g/cm3

[ Boiling Point ]:
298.4ºC at 760mmHg

[ Molecular Formula ]:
C5H8O2S

[ Molecular Weight ]:
132.18100

[ Flash Point ]:
178.4ºC

[ Exact Mass ]:
132.02500

[ PSA ]:
42.52000

[ LogP ]:
1.78950

[ Index of Refraction ]:
1.505

Safety Information

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Thiophene,2,5-dihydro-3-methyl-, 1,1-dioxide
  • Ethyl iodide
  • methyl iodide
  • 4-methyl-2,3-dihydro-thiophene
  • 3-Methylthiophene

DownStream

  • Thiophene,tetrahydro-3-methyl-, 1,1-dioxide
  • 3-BROMO-4-METHYL-2,3-DIHYDRO-1H-1LAMBDA6-THIOPHENE-1,1-DIONE
  • 4-methyl-5-nitro-2,3-dihydrothiophene 1,1-dioxide
  • 3a-methyl-3,4,5,6a-tetrahydrothieno[2,3-c]pyrazole 6,6-dioxide

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 3-methyl-4-(nitromethyl)-2,5-dihydrothiophene 1,1-dioxide
  • 3-methyl-4-nitro-2,5-dihydrothiophene 1,1-dioxide
  • 5-methyl-4-octylsulfanyl-1,1-dioxothiophen-3-one
  • Thiophene, 2,3-dihydro-5-methyl-4-(1-methylethyl)-, 1,1-dioxide (9CI)
  • 4-methyl-3-nitro-2,3-dihydrothiophene 1,1-dioxide
  • 2-isovaleroyl-2-methyl-2,5-dihydrothiophene 1,1-dioxide