3,4-diazabicyclo[3.3.0]oct-4-en-2-one

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Names

[ CAS No. ]:
74235-74-8

[ Name ]:
3,4-diazabicyclo[3.3.0]oct-4-en-2-one

[Synonym ]:
1,4,5,6-tetrahydro-2H-cyclopentapyrazol-3-one
3,4-Trimethylen-2-pyrazolin-5-on
3,4-trimethylene-2-pyrazolin-5-one

Chemical & Physical Properties

[ Density]:
1.58g/cm3

[ Molecular Formula ]:
C6H8N2O

[ Molecular Weight ]:
124.14100

[ Exact Mass ]:
124.06400

[ PSA ]:
41.46000

[ LogP ]:
0.03670

[ Index of Refraction ]:
1.751

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl 2-oxocyclopentanecarboxylate

DownStream

Related Compounds

  • 3,3-diphenyl-6-thia-1,4-diazabicyclo[3.3.0]oct-4-en-2-one
  • 3,4-Diazabicyclo[4.1.0]hept-4-en-2-one,5-amino-3-methyl-(9CI)
  • 3,4-Diazabicyclo(4.1.0)hept-4-en-2-one, 5-(2,3-dihydro-2-oxo-1H-indol- 5-yl)-
  • 3,4-Diazabicyclo(4.1.0)hept-4-en-2-one, 5-(2,3,4,5-tetrahydro-2-oxo-1H-1-benzazepin-7-yl)-
  • 3-[(4-chlorophenyl)methylidene]-4-thia-1,6-diazabicyclo[3.3.0]oct-5-en-2-one
  • 3-phenyl-2-(2-phenylethyl)-5,6-dihydro-2H-imidazo[2,1-b][1,3]thiazol-3-ol
  • N-(2-ethoxyphenyl)-2-{3-oxo-8-phenoxy-2H,3H-[1,2,4]triazolo[4,3-a]pyrazin-2-yl}acetamide
  • N-(2-ethoxyphenyl)-2-(3-oxo-8-(p-tolyloxy)-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)acetamide
  • 2-[8-(3,5-dimethylphenoxy)-3-oxo-2H,3H-[1,2,4]triazolo[4,3-a]pyrazin-2-yl]-N-(4-ethylphenyl)acetamide
  • 2-(8-(cyclohexylthio)-3-oxo-[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)-N-(2,3-dimethylphenyl)acetamide
  • 6-(3,4-dimethylphenyl)-2-(2-fluorobenzyl)-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one
  • N-[(3-ethoxyphenyl)methyl]-3-[6-(4-methylphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl]propanamide
  • N-[(4-bromophenyl)methyl]-3-[6-(4-methylphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl]propanamide
  • methyl 1-(4-fluorobenzyl)-3-(thiomorpholinosulfonyl)-1H-pyrazole-4-carboxylate
  • N-(3-methylphenyl)-2-(3-oxo-8-pyrrolidin-1-yl[1,2,4]triazolo[4,3-a]pyrazin-2(3H)-yl)acetamide
  • methyl 1-(4-chlorobenzyl)-3-(thiomorpholinosulfonyl)-1H-pyrazole-4-carboxylate
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