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umkhiqizo

I-5-Benzofuranol (CAS# 13196-10-6)

Isakhiwo Samakhemikhali:

I-Molecular Formula C8H6O2
I-Molar Mass 134.13
Ukuminyana 1.280±0.06 g/cm3(Kubikezelwe)
I-Melting Point 186-187 ℃
I-Boling Point 247.1±13.0 °C(Kubikezelwe)
I-Flash Point 103.267°C
I-Vapor Presure 0.017mmHg ku-25°C
pKa 9.27±0.40(Okubikezelwe)
Isimo Sesitoreji 2-8℃
I-Refractive Index 1.651

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Isingeniso

I-5-Hydroxybenzofuran (5-Hydroxybenzofuran) iyinhlanganisela ye-organic ene-chemical formula C8H6O2. Okulandelayo yisingeniso semvelo yayo, ukusetshenziswa, ukulungiswa kanye nolwazi lokuphepha:Imvelo:
I-5-Hydroxybenzofuran iqinile enombala omhlophe noma omhlophe. Ayincibiliki emanzini ezingeni lokushisa lasekamelweni, kodwa ingancibilika kuzincibilikisi eziningi eziphilayo, njengotshwala, ama-ether nama-ester. Iphuzu layo lokuncibilika lingama-40-43 degrees Celsius kanti indawo yalo yokubilisa ingu-292-294 degrees Celsius.

Sebenzisa:
I-5-Hydroxybenzofuran inenani elithile lesicelo emkhakheni wezokwelapha. Iyindawo ebalulekile ephakathi engasetshenziswa ekuhlanganiseni izinhlanganisela zezinto eziphilayo, njengezidakamizwa nezibulala-zinambuzane. Ngaphezu kwalokho, ibuye isetshenziswe ezimbonini ze-organic synthesis, udayi kanye ne-pigment.

Indlela Yokulungiselela:
I-5-Hydroxybenzofuran ingalungiswa ngokusabela kwe-oxidation ye-benzofuran. Indlela evamile iwukusabela i-benzofuran nesisombululo se-sodium hydroxide ekushiseni okuphezulu, kulandelwa i-asidi nge-asidi ehlanjululwe.

Ulwazi Lokuphepha:
Ulwazi mayelana nokuphepha kwe-5-hydroxybenzofuran okwamanje lunqunyelwe, kodwa ngokusekelwe ekwakhiweni kwayo kanye nezakhiwo, kungacatshangwa ukuthi kungase kucasule amehlo, isikhumba kanye nomgudu wokuphefumula. Ngakho-ke, izinto zokuzivikela ezifanele, njengamagilavu ​​nezibuko, kufanele zigqokwe lapho kusetshenziswa futhi kusingathwa inhlanganisela. Ukwengeza, gwema ukuchayeka isikhathi eside kumhwamuko noma uthuli lwawo, futhi kufanele isetshenziswe futhi igcinwe endaweni enomoya omuhle. Uma uhlangabezana nale nhlanganisela ngephutha, sicela ufune usizo lwesikhungo sezokwelapha esiqeqeshiwe.

 


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