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sehlahisoa

2,6-Dimethoxyphenol(CAS#91-10-1)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C8H10O3
'Misa oa Molar 154.16
Botenya 1.1690 (khakanyo e fosahetseng)
Melting Point 50-57°C(lebone)
Boling Point 261°C(lebone)
Flash point >230°F
JECFA Nomoro 721
Ho qhibiliha ha Metsi 2 g/100 mL (13 ºC)
Solubility Chloroform (Hanyenyane), Ethyl Acetate (Hanyenyane)
Khatello ea Mouoane 0.00591mmHg ho 25°C
Ponahalo Crystalline Powder, Crystalline, kapa Crystalline Solid
Mmala E bosoeu kapa bohlooho ho ea ho sootho
BRN 1526871
pKa 9.97±0.10(E boletsoeng esale pele)
Boemo ba polokelo Lula sebakeng se lefifi, sepakapaka se se nang moea, mocheso oa kamore
E hloahloa E utloang moea
Refractive Index 1.4745 (khakanyo)
MDL MFCD00064434

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Likhoutu tsa Kotsi R22 – E kotsi ha e kwetswe
R36/37/38 – Ho tena mahlo, tsamaiso ya ho hema le letlalo.
Tlhaloso ea Tšireletseho S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S36 - Apara liaparo tse loketseng tsa tšireletso.
S37/39 - Apara liatlana tse loketseng le tšireletso ea mahlo / sefahleho
Li-ID tsa UN UN 2811 6.1/PG 1
WGK Jeremane 3
RTECS SL0900000
TSCA Ee
Khoutu ea HS 29095090
Tsebiso ea Kotsi E tenang

 

Selelekela

2,6-Dimethoxyphenol, eo hape e tsejoang e le p-methoxy-m-cresol, ke motsoako oa lintho tse phelang. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea 2,6-dimethoxyphenol:

 

Properties: Ke 'mala o mosoeu oa kristale o nang le monko o monko o monate. E batla e sa qhibilihe ka metsing ka mocheso oa kamore empa e qhibiliha ka har'a metsoako ea tlhaho e kang ethanol le methylene chloride.

 

Sebelisa:

 

Mokhoa:

Mokhoa oa ho itokisa oa 2,6-dimethoxyphenol o ka finyelloa ka methyl etherification ea p-cresol. Haholo-holo, p-cresol e ka arajoa ka methanol 'me ea futhumatsoa' me ea refluxed ka ho sebelisa acidic catalyst (mohlala, sulfuric acid) ho hlahisa 2,6-dimethoxyphenol.

 

Lintlha tsa Tšireletseho:

Ho pepesehela 2,6-dimethoxyphenol ho lokela ho qojoa ka hohle kamoo ho ka khonehang. E ka 'na ea e-ba le phello e khopisang mahlong, letlalong le tsamaisong ea ho hema. Lisebelisoa tse loketseng tsa ho itšireletsa tse kang liatlana le likhalase li lokela ho apesoa ha u sebelisa kapa u tšoara.


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