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sehlahisoa

4'-Hydroxy-3'-methylacetophenone (CAS# 876-02-8)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C9H10O2
'Misa oa Molar 150.17
Botenya 1.0858 (khakanyo e fosahetseng)
Melting Point 107-109°C(lebone)
Boling Point 175°C 1mm
Flash point 175°C/1mm
Solubility Chloroform (Hanyenyane), Methanol (Hanyenyane)
Khatello ea Mouoane 0.000585mmHg ho 25°C
Ponahalo Phofo ea kristale
Mmala Off-White ho Pale Beige
BRN 2041839
pKa 8.52±0.18(E boletsoeng esale pele)
Boemo ba polokelo Boemo bo sa tsitsang, Mocheso oa Kamore
Refractive Index 1.5180 (khakanyo)
MDL MFCD00002231
Thepa ea 'Mele le ea Lik'hemik'hale Sebopeho: Mokelikeli o halefisang o senang mmala.
ntlha ea ho qhibiliha -146 ℃
ntlha e belang 114 ~ 116 ℃
boima bo lekanang 1.629g/cm3
index ea refractive 1.4700
Sebelisa E sebelisoa e le thepa e tala ea bohlokoa bakeng sa organic synthesis, chefo e bolaeang likokoanyana chlorpyrifos, chlorpyrifos methyl le li-intermediate tsa bohlokoa tsa litlama.

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Likhoutu tsa Kotsi R36/37/38 – Ho tena mahlo, tsamaiso ya ho hema le letlalo.
R22 – E kotsi ha e kwetswe
Tlhaloso ea Tšireletseho S36/37/39 - Apara liaparo tse loketseng tsa tšireletso, liatlana le tšireletso ea mahlo / sefahleho.
S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S22 - U se ke ua hema lerole.
S37/39 - Apara liatlana tse loketseng le tšireletso ea mahlo / sefahleho
WGK Jeremane 3
Khoutu ea HS 29143990
Sehlopha sa Likotsi TS'OALANG

 

Selelekela

4-Hydroxy-3-methylacetophenone, eo hape e tsejoang e le 4-hydro-3-methyl-1-phenyl-2-butanone, ke motsoako oa lintho tse phelang. Se latelang ke selelekela sa sebopeho sa eona, tšebeliso, mekhoa ea tlhahiso le tlhaiso-leseling ea polokeho:

 

Boleng:

4-Hydroxy-3-methylacetophenone ke mokelikeli o se nang 'mala kapa o mosehla o nang le monko o khethehileng. Ke motsoako oa polar o qhibilihang ka har'a lino tse tahang, li-ether, li-ketone le li-solvents tsa ester.

 

Sebelisa:

 

Mokhoa:

Ho na le mekhoa e mengata ea ho itokisa bakeng sa 4-hydroxy-3-methylacetophenone, 'me e' ngoe ea mekhoa e tloaelehileng e fumanoa ka ho arabela ha oxidation ea carbonyl metsoako. Mehato e tobileng e kenyelletsa ho arabela 3-methylacetophenone ka iodine kapa sodium hydroxide ho fumana iodozolate e lumellanang kapa hydroxyl, e ntan'o fetoloa ho 4-hydroxy-3-methylacetophenone ka karabelo ea phokotso.

 

Lintlha tsa Tšireletseho:

4-Hydroxy-3-methylacetophenone e nkoa e batla e bolokehile lits'ebetsong tse akaretsang. Joalo ka motsoako oa manyolo, e ntse e na le likotsi tse ka bang teng. Ho kopana le letlalo le ho hema mouoane oa lona ho ka baka ho teneha mme ho ka baka ho hanana le 'mele. Ha u sebetsana le motsoako ona, ho lokela ho nkoa tlhokomelo ea ho sebelisa lisebelisoa tsa ho itšireletsa (joaloka liatlana le liaparo tse sireletsang mahlo) le ho netefatsa hore moea o na le moea o motle. Ha motho a ka kopana ka phoso kapa a hema, ntho eo e lokela ho hlatsuoa kapa e tlosoe hang-hang 'me ho batloe tlhokomelo ea lingaka. Ha u boloka le ho tšoara, ka kopo ela hloko mehato e nepahetseng ea polokeho ho qoba likotsi.


  • E fetileng:
  • E 'ngoe:

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