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
  • (1S,3AS,6aS)-octahydropentalen-1-ol
  • methyl 2-(5-methyl-6H-thieno[2,3-b]pyrrol-4-yl)acetate
  • Rel-(3aR,6aR)-octahydropentalen-1-ol
  • Bicyclo[3.2.1]octan-8-ol
  • Methyl 3-(3-bromophenyl)prop-2-ynoate
  • Tert-butyl 2-{5-[(2-methoxy-2-oxoethyl)sulfanyl]-1,3,4-oxadiazol-2-YL}pyrrolidine-1-carboxylate
  • N-(4-ethylphenyl)-2-(4-fluorophenyl)acetamide
  • [(Dimethylphosphoryl)methyl](methyl)amine
  • 4h-1-Benzopyran-4-one,2,3-dihydro-6-methyl-2-(3-pyridinyl)-
  • 2-(Thiophen-2-yl)naphtho[2,3-d]oxazole-4,9-dione
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