4-(2-thienyl)but-3-en-2-one

Names

[ CAS No. ]:
99768-07-7

[ Name ]:
4-(2-thienyl)but-3-en-2-one

[Synonym ]:
1-[2]Thienyl-but-3-en-1-on
1-(2-THIENYL)BUT-1-EN-3-ONE
1-[2]thienyl-but-3-en-1-one
3-buten-1-(2-thienyl)-1-one
3-butanoyltetronic acid
1-thiophen-2-yl-but-3-en-1-one
2(5H)-Furanone,4-hydroxy-3-(1-oxobutyl)
4-(2-Thienyl)-3-buten-2-one
4-hydroxy-3-(1-oxobutyl)-2(5H)-furanone

Chemical & Physical Properties

[ Density]:
1.151 g/mL at 25ºC(lit.)

[ Melting Point ]:
25-26ºC(lit.)

[ Molecular Formula ]:
C8H8OS

[ Molecular Weight ]:
152.21400

[ Flash Point ]:
230 °F

[ Exact Mass ]:
152.03000

[ PSA ]:
45.31000

[ LogP ]:
2.50690

MSDS

Click to get detail MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US)

[ Safety Phrases ]:
23-24/25

[ RIDADR ]:
UN 3335

[ WGK Germany ]:
3

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • racemic 1-(thiophen-2-yl)-but-3-en-1-ol
  • benzotriazol-1-yl(thiophen-2-yl)methanone
  • Allyl(bromo)magnesium
  • 2-Thiophenecarboxaldehyde
  • Thiophene(SIV)
  • 4-Chlorobutyryl chloride
  • 3-Butenoic acid

DownStream

  • 2-Thienylpyrrole

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

  • 4-(2-Thienyl)but-3-en-2-one
  • 4-(2-thienyl)but-3-en-2-one
  • 4-(3,5-dinitro-2-thienyl)but-3-en-2-one
  • 4-(2-hydroxyanilino)but-3-en-2-one
  • 4-(2-nitrophenyl)but-3-en-2-one
  • 4-(2-azidophenyl)but-3-en-2-one
  • (2S)-3-(2-hydroxy-1H-imidazol-4-yl)-2-(2,2,2-trifluoroacetamido)propanoic acid
  • 2-Fluoro-2-{1-[(prop-2-en-1-yloxy)carbonyl]azetidin-3-yl}acetic acid
  • benzyl N-[cyclopropyl(3-hydroxyoxetan-3-yl)methyl]carbamate
  • Methyl 6-(3,4-dimethylphenyl)-5-fluoropyrimidine-4-carboxylate
  • 5-Fluoro-6-(methoxymethyl)-3,4-dihydropyrimidine-4-thione
  • rac-(1R,2R,3S,4S)-3-acetamidobicyclo[2.2.1]hept-5-ene-2-carboxylic acid
  • 4-Bromo-5-fluoro-6-(3-phenylpropyl)pyrimidine
  • 4-(Difluoromethyl)-5-fluoro-6-(piperazin-1-yl)pyrimidine
  • 4-(4-Tert-butylphenyl)-6-chloro-5-fluoropyrimidine
  • 2-(2-Acetamido-1,3-thiazol-4-yl)-2-oxoacetic acid
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