isibhengezo_sekhasi

umkhiqizo

2-(4-Methoxyphenyl)propan-2-ol (CAS# 7428-99-1)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C10H14O2
I-Molar Mass 166.22
Ukuminyana 1.031±0.06 g/cm3(Kubikezelwe)
I-Boling Point 130 °C(Cindezela: 14 Torr)
I-Flash Point 109.858°C
I-Vapor Presure 0.004mmHg ku-25°C
pKa 14.56±0.29(Okubikezelwe)
Isimo Sesitoreji 2-8°C
I-Refractive Index 1.51

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Ubungozi Nokuphepha

Izimpawu Eziyingozi F – Iyavutha

 

Isingeniso

I-4-methoxy-α,α-dimethylbenzyl alcohol, eyaziwa nangokuthi i-4-methoxy-α,α-dimethylbenzyl alcohol, iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso kwezinye zezakhiwo zayo, ukusetshenziswa, izindlela kanye nolwazi lokuphepha:Imvelo:
-Ifomula yamakhemikhali: C11H16O2
Isisindo samangqamuzana: 180.24g/mol
-Ukubukeka: Ikristalu emhlophe noma i-powdery solid
-Indawo yokuncibilika: 61-64°C
-Indawo yokubilisa: 104-106°C(0.3 mmHg)
-Ukuminyana: 1.035g/cm3
-I-Solubility: Incibilika ku-ethanol, i-acetone, i-carbon disulfide nezinye izincibilikisi eziphilayo

Sebenzisa:
- I-4-methoxy-α, i-α-dimethylbenzyl utshwala ivame ukusetshenziswa njengeziphakathi ekuhlanganiseni kwezinto eziphilayo futhi ingasetshenziswa ukwenza amakhemikhali nezibulala-zinambuzane.
-Ingasetshenziswa futhi njengesithako sephunga ukunikeza umkhiqizo iphunga elikhethekile.

Indlela Yokulungiselela:
Indlela evamile yokuhlanganisa ilungiswa nge-alkylation ye-toluene ne-methoxycarbonylation ngaphansi kwezimo zokunciphisa. Izinyathelo ezithile zingaba kanjena:
1. ku-methyl chloride noma i-dimethylformamide, kusetshenziswa i-aluminium chloride njenge-catalyst ye-toluene alkylation reaction, ukuhlanganiswa kwe-benzyl chloride. Ukusabela ngokuvamile kwenziwa at lokushisa low.
2. i-benzyl chloride ehlanganisiwe ne-methanol ziyasabela, futhi i-lithium aluminium cyanide isetshenziswa njengesisusa se-methoxycarbonylation ukukhiqiza i-4-methoxy-α,α-dimethylbenzyl utshwala.

Ulwazi Lokuphepha:
I-4-methoxy-α, α-dimethylbenzyl utshwala obunobuthi obuphansi, kodwa izinyathelo zokuphepha ezilandelayo kufanele zinakwe:
-Gwema ukuhogela, ukuthintana nesikhumba nokungenwa lutho.
-Gqoka amagilavu ​​okuzivikela, izibuko zokuphepha kanye nemaski okuzivikela ngesikhathi sokusebenza.
-Ngesikhathi sokusebenza, kufanele kwenziwe endaweni enomoya omuhle.
-Uma uthinta isikhumba noma amehlo, geza ngokushesha ngamanzi amaningi futhi ufune usizo lwezokwelapha.
-Gwema ukuthintana nezinto ezinjengama-oxidants aqinile.

Sicela uqaphele ukuthi lolu lwazi ngelenkomba kuphela. Izinqubo zokuphepha zaselabhorethri kanye nemithetho efanele kufanele ilandelwe lapho kusingathwa noma kusetshenziswa le nhlanganisela.


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