CH3CH=C=C=O

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Names

[ CAS No. ]:
78957-08-1

[ Name ]:
CH3CH=C=C=O

[Synonym ]:
1,2-Butadienone
1,2-BUTADIEN-1-ONE
Ethylideneketene
CH3CH=C=C=O

Chemical & Physical Properties

[ Density]:
0.763g/cm3

[ Boiling Point ]:
60.7ºC at 760 mmHg

[ Molecular Formula ]:
C4H4O

[ Molecular Weight ]:
68.07400

[ Exact Mass ]:
68.02620

[ PSA ]:
17.07000

[ LogP ]:
0.54920

[ Index of Refraction ]:
1.381

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 5-ethylidene Meldrum's acid
  • crotonic-trifluoracetic anhydride

DownStream

Related Compounds

  • 2-[3-(dimethylamino)propyl]-6-methoxy-1-(4-propan-2-yloxyphenyl)-4a,5,6,7,8,8a-hexahydro-1H-chromeno[2,3-c]pyrrole-3,9-dione
  • (R)-3-(3-aminopyrrolidin-1-yl)-N-cyclopropylquinoxalin-2-amine hydrochloride
  • 9-(3,4-dimethylphenyl)-1,7-dimethyl-3-(2-phenylethyl)-6,7,8,9a,10,10a-hexahydro-4aH-purino[7,8-a]pyrimidine-2,4-dione
  • 1-(3,4-dimethoxyphenyl)-2-(3-propan-2-yloxypropyl)-4a,5,6,7,8,8a-hexahydro-1H-chromeno[2,3-c]pyrrole-3,9-dione
  • 8-[(Dibenzylamino)methyl]-7-(2-methoxyethyl)-3-methyl-4,5-dihydropurine-2,6-dione
  • 2-[(3-chlorophenyl)methyl]-4,7-dimethyl-6-(oxolan-2-ylmethyl)-9aH-purino[7,8-a]imidazol-9-ium-1,3-dione
  • 8-[[4-(5-Chloro-2-methylphenyl)piperazin-1-yl]methyl]-3-methyl-7-(2-methylpropyl)-4,5-dihydropurine-2,6-dione
  • 1,3,7-trimethyl-N-(2-methylphenyl)-5-(4-methylsulfanylphenyl)-2,4-dioxo-4a,5,8,8a-tetrahydropyrido[2,3-d]pyrimidine-6-carboxamide
  • 8-[(4-benzylpiperidin-1-yl)methyl]-7-[(2-chlorophenyl)methyl]-1,3-dimethyl-5H-purin-7-ium-2,6-dione
  • 2-(6-fluoro-1,3-benzothiazol-2-yl)-1-(2-fluorophenyl)-7-methyl-4a,5,6,7,8,8a-hexahydro-1H-chromeno[2,3-c]pyrrole-3,9-dione
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