4H,5H,6H-pyrrolo[1,2-b]pyrazole

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Names

[ CAS No. ]:
107862-65-7

[ Name ]:
4H,5H,6H-pyrrolo[1,2-b]pyrazole

[Synonym ]:
5,6-dihydro-4H-pyrrolo<1,2-b>pyrazole

Chemical & Physical Properties

[ Boiling Point ]:
206°C at 760 mmHg

[ Molecular Formula ]:
C6H8N2

[ Molecular Weight ]:
108.14100

[ Exact Mass ]:
108.06900

[ PSA ]:
17.82000

[ LogP ]:
0.82930

Safety Information

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • ethyl 3-(2-benzoylhydrazono)butanoate

DownStream

  • 3-phenyl-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 3-bromo-4H,5H,6H-pyrrolo[1,2-b]pyrazole
  • 4H-Pyrrolo[1,2-b]pyrazole, 3-bromo-5,6-dihydro-5,5-dimethyl-
  • 5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-3-carbaldehyde
  • 5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-6-carboxylic acid
  • 5,6-Dihydro-4H-pyrrolo[1,2-b]pyrazole-3-carboxylic acid ethyl ester
  • 5,6-Dihydro-4H-pyrrolo[1,2-b]pyrazole-2-carbaldehyde
  • 3-ethyl-1-((3-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazol-5-yl)methyl)quinazoline-2,4(1H,3H)-dione
  • 3-ethyl-1-((3-(4-isopropoxyphenyl)-1,2,4-oxadiazol-5-yl)methyl)quinazoline-2,4(1H,3H)-dione
  • 3-ethyl-1-((3-(m-tolyl)-1,2,4-oxadiazol-5-yl)methyl)quinazoline-2,4(1H,3H)-dione
  • 1-((3-(3,4-dimethylphenyl)-1,2,4-oxadiazol-5-yl)methyl)-3-ethylquinazoline-2,4(1H,3H)-dione
  • 3-ethyl-1-((3-(p-tolyl)-1,2,4-oxadiazol-5-yl)methyl)quinazoline-2,4(1H,3H)-dione
  • 1-((3-(3-bromophenyl)-1,2,4-oxadiazol-5-yl)methyl)-3-ethylquinazoline-2,4(1H,3H)-dione
  • 1-((3-(2-chlorophenyl)-1,2,4-oxadiazol-5-yl)methyl)-3-ethylquinazoline-2,4(1H,3H)-dione
  • 3-ethyl-1-((3-(o-tolyl)-1,2,4-oxadiazol-5-yl)methyl)quinazoline-2,4(1H,3H)-dione
  • 1-((3-(3,5-dimethoxyphenyl)-1,2,4-oxadiazol-5-yl)methyl)-3-ethylquinazoline-2,4(1H,3H)-dione
  • 1-((3-(3-bromo-4-fluorophenyl)-1,2,4-oxadiazol-5-yl)methyl)-3-ethylquinazoline-2,4(1H,3H)-dione
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