2-keto-4-pentenoic acid

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Names

[ CAS No. ]:
20406-62-6

[ Name ]:
2-keto-4-pentenoic acid

[Synonym ]:
4-Pentenoic acid,2-oxo
2-keto-4-pentenoic acid
2-oxo-4-pentenoic acid
2-Oxopentenoic acid

Chemical & Physical Properties

[ Density]:
1.165g/cm3

[ Boiling Point ]:
180ºC at 760mmHg

[ Molecular Formula ]:
C5H6O3

[ Molecular Weight ]:
114.09900

[ Flash Point ]:
77ºC

[ Exact Mass ]:
114.03200

[ PSA ]:
54.37000

[ LogP ]:
0.21620

Safety Information

[ HS Code ]:
2918300090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-amino-4-chloro-4-pentenoic acid
  • 2-hydroxymuconic 6-semialdehyde

DownStream

  • L-Norvaline

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

  • 2-Amino-4-pentenoic acid
  • 2-Amino-4-pentenoic acid hydrochloride
  • 2-Allyl-4-Pentenoic acid
  • 2-Methoxy-4-pentenoic acid methyl ester
  • 2-AMINO-4-PENTENOIC ACID HYDROCHLORIDE
  • 2,4-dimethyl-2-pentenoic acid
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 1-(1,3-benzodioxol-5-ylmethyl)-4-[4-(3,4-dimethoxyphenyl)-1,3-thiazol-2-yl]-5-imino-2,5-dihydro-1H-pyrrol-3-ol
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • tert-Butyl-DL-alanine
  • 4-amino-N-[2-tert-butyl-1-(tetrahydro-2H-pyran-4-ylmethyl)-1H-benzimidazol-5-yl]-N-ethylbenzenesulfonamide