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5-BROMOPYRAZOLO[1,5-A]PYRIMIDINE

5-BROMOPYRAZOLO[1,5-A]PYRIMIDINE ??? ???
?? ??:
1159981-95-9
???:
5-BROMOPYRAZOLO[1,5-A]PYRIMIDINE
???(??):
5-BROMOPYRAZOLO[1,5-A]PYRIMIDINE;Pyrazolo[1,5-a]pyrimidine, 5-bromo-;5-Bromopyrazolo[1,5-a]pyrimidine 97%;5-BROMOPYRAZOLO[1,5-A]PYRIMIDINE ISO 9001:2015 REACH
CBNumber:
CB92487653
???:
C6H4BrN3
??? ??:
198.02
MOL ??:
1159981-95-9.mol

5-BROMOPYRAZOLO[1,5-A]PYRIMIDINE ??

??
1.89±0.1 g/cm3(Predicted)
?? ??
under inert gas (nitrogen or Argon) at 2-8°C
?? ?? (pKa)
-0.50±0.30(Predicted)
??
Light brown to yellow Solid
InChI
InChI=1S/C6H4BrN3/c7-5-2-4-10-6(9-5)1-3-8-10/h1-4H
InChIKey
DIYTVASYDOBYQA-UHFFFAOYSA-N
SMILES
C12=CC=NN1C=CC(Br)=N2
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
HS ?? 2933599590
????(GHS): Exclamation Mark (GHS07)
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ??
??????:
P280 ????/???/???/?????? ?????.
P301+P312 ??? ???? ??? ????(??)? ??? ????.

5-BROMOPYRAZOLO[1,5-A]PYRIMIDINE C??? ??, ??, ??

?? ??

5-Bromopyrazolo[1,5-A]pyrimidine has high reactivity and is widely used in medicine, pesticides and new materials.

Synthesis

5-Bromopyrazolo[1,5-A]pyrimidine can be synthesized by reacting pyrazolo[1,5-a]pyridine with bromine in ethanol and NaOH solution.

5-BROMOPYRAZOLO[1,5-A]PYRIMIDINE ?? ?? ? ???

???

?? ??


5-BROMOPYRAZOLO[1,5-A]PYRIMIDINE ?? ??

???( 70)?? ??
??? ?? ??? ?? ?? ? ??
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