Ethyl (E)-3-methyl-4-oxobut-2-enoate

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Names

[ CAS No. ]:
62054-49-3

[ Name ]:
Ethyl (E)-3-methyl-4-oxobut-2-enoate

[Synonym ]:
VHY1&U1VO2 &&E Form
Ethyl (2E)-3-methyl-4-oxobut-2-enoate
(E)-3-Methyl-4-oxo-2-butenoic acid ethyl ester
Ethyl (E)-3-methyl-4-oxobut-2-enoate
Ethyl (2E)-3-methyl-4-oxo-2-butenoate
Ethyl 3-methyl-4-oxocrotonate
2-Butenoic acid, 3-methyl-4-oxo-, ethyl ester, (2E)-

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
216.7±23.0 °C at 760 mmHg

[ Molecular Formula ]:
C7H10O3

[ Molecular Weight ]:
142.152

[ Flash Point ]:
87.4±22.7 °C

[ Exact Mass ]:
142.062988

[ PSA ]:
43.37000

[ LogP ]:
0.55

[ Vapour Pressure ]:
0.1±0.4 mmHg at 25°C

[ Index of Refraction ]:
1.439

[ Storage condition ]:
2~8°C

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
23-24/25-36-26

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3.0

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl(E)-4-hydroxy-3-methylbut-2-enoate
  • ethyl 4,4-dimethoxy-3-methyl-2-butenoate
  • (E)-4,4-Dimethoxy-3-methyl-crotonsaeureaethylester
  • Ethyl 3-methyl-2-butenoate
  • (E)-Ethyl 4-Bromo-3-methyl-2-butenoate
  • Triethyl phosphonoacetate
  • 1,1-Dimethoxyacetone
  • L(+)-Diethyl L-tartrate
  • 2-(Triphenylphosphoranylidene)propanal

DownStream

  • (2E,4E,6E)-7-(4,4-dimethyl-2,3-dihydrothiochromen-6-yl)-3-methylocta-2,4,6-trienoic acid
  • 2,4,6-Octatrienoic acid, 7-(3,4-dihydro-4,4-dimethyl-2H-1-benzopyran-6-yl)-3-methyl-, (E,E,E)-
  • Etretinate
  • ethyl 5-iodo-3-methylpenta-2,4-dienoate
  • all-trans-4-Oxoretinoic acid
  • Vitamin A
  • Retinoic acid
  • Ethyl 4-methyl-1H-pyrazole-3-carboxylate

Articles

E. Aig et al.

Synth. Commun. 17 , 419, (1987)


More Articles

Related Compounds

  • ethyl 3-methyl-4-oxo-2-butenoate
  • (E)-methyl 3-methyl-4-oxobut-2-enoate
  • 4-ethoxy-3-methyl-4-oxobut-2-enoate
  • 4-methoxy-3-methyl-4-oxobut-2-enoate
  • Ethyl 3-methyl-4-oxocyclohexanecarboxylate
  • (E)-(1R,2S,5R)-2-isopropyl-5-methylcyclohexyl 3-methyl-4-oxobut-2-enoate