ethyl 5-oxo-4H,5H-pyrazolo[1,5-a]pyrimidine-3-carboxylate

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Names

[ CAS No. ]:
926663-00-5

[ Name ]:
ethyl 5-oxo-4H,5H-pyrazolo[1,5-a]pyrimidine-3-carboxylate

[Synonym ]:
Ethyl 5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate
Pyrazolo[1,5-a]pyrimidine-3-carboxylic acid, 4,5-dihydro-5-oxo-, ethyl ester
ethyl 5-hydroxypyrazolo[1,5-a]pyrimidine-3-carboxylate

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
339.6±42.0 °C at 760 mmHg

[ Molecular Formula ]:
C9H9N3O3

[ Molecular Weight ]:
207.186

[ Flash Point ]:
159.2±27.9 °C

[ Exact Mass ]:
207.064392

[ PSA ]:
76.46000

[ LogP ]:
1.98

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

[ Index of Refraction ]:
1.658

Safety Information

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-Propenoic acid, 3-ethoxy-, ethyl ester, (E)-
  • Ethyl 3-amino-4-pyrazolecarboxylate
  • Ethyl propiolate

DownStream

  • Ethyl 5-chloropyrazolo[1,5-a]pyrimidine-3-carboxylate

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

  • Ethyl 2-cyano-3-[3-iodo-5-methoxy-4-(1-naphthalenylmethoxy)phenyl]-2-propenoate
  • tert-butyl N-[2-methyl-4-(1-methylpiperazin-2-yl)phenyl]carbamate
  • 1,5-Methano-8H-pyrido[1,2-a][1,5]diazocin-8-one, decahydro-3-(4-methylbenzoyl)-
  • 4-Amino-4-(5-bromothiophen-2-yl)cyclohexan-1-ol
  • 2,7-Diazaspiro[4.4]nonane-2-carboxylic acid, 4-methyl-, 1,1-dimethylethyl ester
  • 1,3,2-Dioxaborolane-2-propanamine, N-cyclopropyl-4,4,5,5-tetramethyl-N-propyl-
  • tert-butyl N-{2-[1-(aminooxy)ethyl]-5-methoxyphenyl}carbamate
  • 3-Amino-1-[4-methyl-3-(trifluoromethyl)phenyl]propan-1-one
  • 5-[[4-Chloro-5-methyl-2-(1-methylethyl)phenoxy]methyl]-1,3,4-oxadiazol-2-amine
  • 1,1-Dimethylethyl 4-cyano-4-(3-ethoxy-4-methoxyphenyl)-1-piperidinecarboxylate
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