(2E)-4-Oxo-2-butenoic acid

Names

[ CAS No. ]:
4437-06-3

[ Name ]:
(2E)-4-Oxo-2-butenoic acid

[Synonym ]:
4-oxo-2-butenoic acid
2-Butenal,4,4-dimethoxy
4-oxo-trans-crotonic acid,fumaraldehydic acid
fumaraldehyde dimethyl acetal
4-oxo-2E-butenoate
trans-4,4-dimethoxy-2-butenal
4-Oxo-trans-crotonsaeure,Fumaraldehydsaeure
fumaraldehydic acid

Chemical & Physical Properties

[ Density]:
1.248g/cm3

[ Boiling Point ]:
271.2ºC at 760mmHg

[ Molecular Formula ]:
C4H4O3

[ Molecular Weight ]:
100.07300

[ Flash Point ]:
132.1ºC

[ Exact Mass ]:
100.01600

[ PSA ]:
54.37000

Safety Information

[ HS Code ]:
2918300090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Furan
  • 2-hydroxy-2H-furan-5-one

DownStream

  • fumaric acid
  • fumaraldehydic acid methyl ester
  • Succinaldehydic acid
  • (2E,4Z)-6-oxo-6-(2-trimethylsilylethoxy)hexa-2,4-dienoic acid
  • (2E,4E)-6-oxo-6-(2-trimethylsilylethoxy)hexa-2,4-dienoic acid

Customs

[ HS Code ]: 2918300090

[ Summary ]:
2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Related Compounds

  • (2E)-4-oxo-2-butenoic acid ethyl ester
  • (2E)-4-Oxo-4-{[4-(propionylamino)phenyl]amino}-2-butenoic acid
  • (2E)-4-Oxo-4-({4-[(E)-phenyldiazenyl]phenyl}amino)-2-butenoic acid
  • (2E)-4-Oxo-4-{[4-(1-pyrrolidinylcarbonyl)phenyl]amino}-2-butenoic acid
  • (2E)-4-(Ethylamino)-4-oxo-2-butenoic acid
  • (2E)-4-(2-Biphenylylamino)-4-oxo-2-butenoic acid
  • 1-(4-Nitrophenyl)pyrimidine-2,4-dione
  • 2-Chloro-3-hydroxy-6-(1-hydroxyethyl)pyridine
  • 1-(4-Bromobutyl)-2-methylbenzene
  • (3-acetyl-4-hydroxyphenyl)Carbamic acid 1,1-dimethylethyl ester
  • 2-Hydroxy-5-(tetrahydro-pyran-2-yloxy)-benzaldehyde
  • 6,8-dichloro-2,2-dimethyl-3,4-dihydro-2H-1-benzopyran-4-one
  • 6,7-dihydroxy-3-methyl-2H-chromen-2-one
  • 6-Chloro-2-(p-tolyl)-1H-indole
  • N,N-Bis[(6-methyl-2-pyridinyl)methyl]-6-phenyl-2-pyridinemethanamine
  • 1-(2-Ethylphenyl)guanidine
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