1-(2-Hydroxy-3-nitrophenyl)-1-propanone
1-(2-Hydroxy-3-nitrophenyl)-1-propanone ??
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95–97°C
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242.2±20.0 °C(Predicted)
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1.321±0.06 g/cm3(Predicted)
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Sealed in dry,Room Temperature
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5.02±0.26(Predicted)
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Warning
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P- ??
H302 ??? ???
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?? 4
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P264, P270, P301+P312, P330, P501
H315 ??? ??? ???
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?? 2
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P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ???
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?? 2A
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P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ??
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?? 3
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P261 ??·?·??·???·??·...·????? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
1-(2-Hydroxy-3-nitrophenyl)-1-propanone C??? ??, ??, ??
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Obtained by degradation of 3-methyl-8-nitro-chromone (m.p. 148–150°) with boiling 5% potassium hydroxide for 2 h (84%)
Also obtained by reaction of fuming nitric acid (d = 1.52) with o-hydroxy-propiophenone in concentrated sulfuric acid at 0° for 2 h (38%).
1-(2-Hydroxy-3-nitrophenyl)-1-propanone ?? ?? ? ???
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1-(2-Hydroxy-3-nitrophenyl)-1-propanone ?? ??
???( 4)?? ??
China 4
Global 4
