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sehlahisoa

4-Hydroxypropiophenone (CAS# 70-70-2)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C9H10O2
'Misa oa Molar 150.17
Botenya 1.09 g/cm3 (20℃)
Melting Point 36-38°C(lebone)
Boling Point 152-154°C26mm Hg(hote.)
Flash point >230°F
Ho qhibiliha ha Metsi 0.34 g/l (15 ºC)
Solubility methanol: 0.1g/mL, e hlakileng
Khatello ea Mouoane 0.000678mmHg ho 25°C
Ponahalo Khalase e tšoeu
Mmala Bosoeu
Merck 14,7044
BRN 907511
pKa 8.87±0.26(E boletsoeng esale pele)
Boemo ba polokelo Boloka ka tlase ho +30°C.
Refractive Index 1.5360 (khakanyo)
MDL MFCD00002361
Thepa ea 'Mele le ea Lik'hemik'hale Sebaka se qhibilihang ke 148-152°C
ntlha ea khanya ea 180°C
qhibilihang ka metsing 0.34g/l (15°C)
Sebelisa E sebelisoa e le lisebelisoa tse tala tsa kristale le li-intermediates

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Kotsi le Polokeho

Likhoutu tsa Kotsi 36/37/38 - Ho halefisa mahlo, tsamaiso ea ho hema le letlalo.
Tlhaloso ea Tšireletseho S37 - Apara liatlana tse loketseng.
S24/25 - Qoba ho kopana le letlalo le mahlo.
S36 - Apara liaparo tse loketseng tsa tšireletso.
S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
WGK Jeremane 3
RTECS UH1925000
TSCA Ee
Khoutu ea HS 29145000
Chefo LD50 ka molomo ho Mmutla: 11800 mg/kg

 

 

Boitsebiso

P-hydroxypropionone, e tsejoang hape e le 3-hydroxy-1-phenylpropiotone kapa vanillin, ke motsoako oa lintho tse phelang. Lintlha tse latelang li hlalosa thepa ea eona, ts'ebeliso, mekhoa ea tlhahiso le tlhaiso-leseling ea polokeho:

Boleng:
Hydroxypropiophenone ke kristale e tiileng, hangata e tšoeu kapa e mosehla o bobebe ka 'mala. E na le monko o monate 'me hangata e sebelisoa e le senoko. Motsoako ona o na le mokelikeli o phahameng mochesong oa kamore 'me o ka qhibiliha ka metsing le lihlapolli tse ngata tsa tlhaho.

Sebelisa:

Mokhoa:
P-hydroxypropion hangata e lokisoa ka motsoako oa lik'hemik'hale. Mokhoa o tloaelehileng o fumanoa ka esterification ea cresol le acetone, e lateloa ke desulfiation ka ho futhumatsa lihlahisoa tsa esterification.

Lintlha tsa Tšireletseho:
Hydroxypropiophenone ka kakaretso e nkuoa e le motsoako o batlang o bolokehile. Ho pepeseha ho feteletseng ho ka baka ho hlohlona ha letlalo le mahlo. Litlhokomelo tse kang liatlana, likhalase le liaparo tse loketseng tsa mosebetsi li lokela ho nkoa ha u sebelisa kapa u tšoara. Qoba ho hema lerole kapa mouoane oa eona 'me u netefatse hore e sebetsa sebakeng se nang le moea o motle. Haeba motho a ka ja kapa a pepeseha, batla thuso ea bongaka hanghang.


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona