4H-Thiopyran-4-one

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Names

[ CAS No. ]:
1003-41-4

[ Name ]:
4H-Thiopyran-4-one

[Synonym ]:
4H-Thiopyran-4-one
4-Thiapyrone
4-thiopyranone
1,4-Thiapyrone
4H-Thiopyran,4-oxo
4-thiopyrone
thiin-4-one
1-thia-cyclohexadiene-2,5-one-4

Chemical & Physical Properties

[ Density]:
1.259g/cm3

[ Boiling Point ]:
202.8ºC at 760mmHg

[ Molecular Formula ]:
C5H4OS

[ Molecular Weight ]:
112.15000

[ Exact Mass ]:
111.99800

[ PSA ]:
45.31000

[ LogP ]:
1.10830

[ Vapour Pressure ]:
0.287mmHg at 25°C

[ Index of Refraction ]:
1.602

Safety Information

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2,3-dihydro-4H-thiopyran-4-one
  • Methyl 4-oxotetrahydro-2H-thiopyran-3-carboxylate
  • 4-oxothiopyran-3-carboxylic acid
  • methyl 4-oxothiopyran-3-carboxylate
  • 4-diethylphosphoryloxy-2H-thiopyran
  • Tetrahydrothiopyran-4-one
  • 4H-pyran-4-one
  • thienylmethylamine
  • Phosphorus pentachloride
  • Water

DownStream

  • 4H-Thiopyran-4-thione
  • 1-(dimethylamino)pyridine-4-thione

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

  • Tetrahydro-4H-thiopyran-4-one
  • tetrahydro-4H-thiopyran-4-one
  • 4H-Thiopyran-4-one 1,1-dioxide
  • 2,3-dihydro-4H-thiopyran-4-one
  • 2,6-dimethyl-4H-thiopyran-4-one
  • 4H-Thiopyran-4-one,2,5-dimethyl