Pyrazolo[1,5-a]pyrimidin-5-ol

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Names

[ CAS No. ]:
29274-22-4

[ Name ]:
Pyrazolo[1,5-a]pyrimidin-5-ol

[Synonym ]:
5-Oxo-4,5-dihydropyrazolo<1,5-a>pyrimidin
5-Hydroxypyrazolo[1,5-a]pyrimidine
pyrazolo[1,5-a]pyrimidin-5-ol
Pyrazolo[1,5-a]pyrimidin-5(4H)-one

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
243.174ºC at 760 mmHg

[ Molecular Formula ]:
C6H5N3O

[ Molecular Weight ]:
135.123

[ Flash Point ]:
100.868ºC

[ Exact Mass ]:
135.043259

[ PSA ]:
50.42000

[ LogP ]:
0.18

[ Vapour Pressure ]:
0.033mmHg at 25°C

[ Index of Refraction ]:
1.739

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • sodium;pyrazolo[1,5-a]pyrimidin-4-id-5-one
  • 1,3-Dimethyluracil
  • 1H-PYRAZOL-5-AMINE
  • 3-Aminopyrazole
  • Ethyl propiolate
  • Ethyl 3-ethoxy-2-propenoate
  • methylpropiolate

DownStream

  • 3-Bromo-5-chloropyrazolo[1,5-a]pyrimidine
  • 3-Bromopyrazolo[1,5-a]pyrimidin-5(4H)-one
  • 5-Chloropyrazolo[1,5-a]pyrimidine

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

  • pyrazolo[1,5-a]pyrimidin-5-ol
  • 7-Aminopyrazolo[1,5-a]pyrimidin-5-ol
  • 3-bromopyrazolo[1,5-a]pyrimidin-5-ol
  • 2-Bromopyrazolo[1,5-a]pyrimidin-5-ol
  • 7-methylpyrazolo[1,5-a]pyrimidin-5-ol
  • 2-methyl-pyrazolo[1,5-a]pyrimidin-5-ol
  • 5-(3-Bromo-4-methylthiophen-2-yl)-1,2-oxazol-3-amine
  • O-[2-(2-fluoro-4-nitrophenyl)propan-2-yl]hydroxylamine
  • methyl 3-[(1R)-3-amino-1-hydroxypropyl]thiophene-2-carboxylate
  • tert-butyl N-(4-hydroxy-3,3-dimethylcyclohexyl)carbamate
  • tert-butyl N-{4-fluoro-3-[1-hydroxy-2-(methylamino)ethyl]phenyl}carbamate
  • tert-butyl N-[2-(hydroxymethyl)-6-(trifluoromethyl)phenyl]carbamate
  • [3,3-Difluoro-1-(4-methoxy-2-methylphenyl)cyclobutyl]methanamine
  • 4-(1-ethyl-2,3-dihydro-1H-indol-5-yl)but-3-en-2-amine
  • 3-Amino-1-(1-methylcyclohexyl)propan-1-one
  • 3-(Thiophen-3-yl)propane-1-sulfonyl chloride
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