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2-Methyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one

2-Methyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one ??? ???
?? ??:
1314920-48-3
???:
2-Methyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one
???(??):
2-methylpyrazolo[1,5-a]pyrazin-4-ol;2-Methyl-5H-pyrazolo[1,5-a]pyrazin-4-one;Pyrazolo[1,5-a]pyrazin-4(5H)-one, 2-methyl-;2-Methyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one
CBNumber:
CB83330214
???:
C7H7N3O
??? ??:
149.15
MOL ??:
1314920-48-3.mol

2-Methyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one ??

?? ?
266.3±40.0 °C(Predicted)
??
1.42±0.1 g/cm3(Predicted)
?? ?? (pKa)
11.92±0.20(Predicted)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.
P302+P352 ??? ??? ??? ?? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P312 ???? ??? ????(??)? ??? ????.
P332+P313 ?? ??? ??? ???? ??· ??? ????.
P337+P313 ?? ?? ??? ???? ???? ??· ??? ????.
P362 ??? ??? ?? ?? ?? ?????
P403+P233 ??? ??? ? ?? ?? ??? ???? ?????.
P405 ???? ?????.
P501 ...? ??? / ??? ?? ???.

2-Methyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one C??? ??, ??, ??

2-Methyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one ?? ?? ? ???

???

?? ??

2-Methyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one ?? ??

???( 19)?? ??
??? ?? ??? ?? ?? ? ??
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