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

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Names

[ CAS No. ]:
86477-09-0

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

[Synonym ]:
5,6-Dihydro-4H-pyrrolo[1,2-b]pyrazole-2-carboxylic acid ethyl ester
4H-Pyrrolo[1,2-b]pyrazole-2-carboxylic acid, 5,6-dihydro-, ethyl ester
Ethyl 5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-2-carboxylate
W8879
4,5,6,7-tetrahydro-pyrrolo[2,1-e]pyrazole-2-carboxylic acid ethyl ester

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
320.0±30.0 °C at 760 mmHg

[ Molecular Formula ]:
C9H12N2O2

[ Molecular Weight ]:
180.204

[ Flash Point ]:
147.3±24.6 °C

[ Exact Mass ]:
180.089874

[ PSA ]:
44.12000

[ LogP ]:
0.97

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.608

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • tfaa
  • Ethyl propiolate
  • 3a,4,5,6-tetrahydro-3-oxo-3H-pyrrolo[1,2-c][1,2,3]oxadiazol-7-ium ylide

DownStream

  • 5,6-Dihydro-4H-pyrrolo[1,2-b]pyrazole-2-carboxylic acid

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

  • (1R,5S)-3-oxa-8-azabicyclo[3.2.1]octan-8-yl(4-propyl-1,2,3-thiadiazol-5-yl)methanone
  • (S)-2-(((S)-7-acetamido-1,2,3-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-10-yl)amino)-3-methylbutanoic acid
  • (1R,5S)-3-oxa-8-azabicyclo[3.2.1]octan-8-yl(4-isopropoxyphenyl)methanone
  • 3-(4-Ethylcyclohexyl)butan-2-ol
  • (5-Ethylpyridin-2-YL)methanesulfonamide
  • acetic acid;[(2R,4R)-2-propyl-1,3-dithiolan-4-yl]methanol
  • 8-(Adamantane-1-carbonyl)-3-oxa-8-azabicyclo[3.2.1]octane
  • N-[2-(4-hydroxyphenyl)ethyl]-3-(3,5,9-trimethyl-7-oxo-7H-furo[3,2-g]chromen-6-yl)propanamide
  • 1-((1R,5S)-3-oxa-8-azabicyclo[3.2.1]octan-8-yl)-2-(naphthalen-1-yl)ethanone
  • N-cyclohexyl-3-fluoro-5-methylaniline
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