iphepha_ibhena

imveliso

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

Ipropati yeMichiza:

Ifomula yeemolekyuli C10H14O2
IMisa yeMolar 166.22
Ukuxinana 1.031±0.06 g/cm3(Kuxelwe kwangaphambili)
Indawo yeBoling 130 °C(Cinizela: 14 Torr)
Indawo yokuflasha 109.858°C
Uxinzelelo loMphunga 0.004mmHg ku-25°C
pKa 14.56±0.29(Kuxelwe kwangaphambili)
Imeko yoGcino 2-8°C
Refractive Index 1.51

Iinkcukacha zeMveliso

Iithegi zeMveliso

Umngcipheko kunye noKhuseleko

Iimpawu ezinobungozi F – Inokutsha

 

Intshayelelo

I-4-methoxy-α, α-dimethylbenzyl alcohol, eyaziwa ngokuba yi-4-methoxy-α, α-dimethylbenzyl alcohol, i-organic compound. Oku kulandelayo sintshayelelo kwezinye iimpawu zayo, ukusetyenziswa, iindlela kunye nolwazi lokhuseleko:Indalo:
-Ifomula yeMichiza: C11H16O2
-Ubunzima bemolekyuli: 180.24g / mol
-Imbonakalo: Ikristale emhlophe okanye umgubo oqinileyo
-Indawo yokunyibilika: 61-64°C
-Indawo yokuBilisa: 104-106°C(0.3 mmHg)
-Ubuninzi: 1.035g/cm3
-Ukunyibilika: Inyibilika kwi-ethanol, i-acetone, i-carbon disulfide kunye nezinye izinyibilikisi eziphilayo

Sebenzisa:
- I-4-methoxy-α, i-α-dimethylbenzyl utywala isetyenziswa ngokuqhelekileyo njenge-intermediates kwi-organic synthesis kwaye ingasetyenziselwa ukuvelisa iikhemikhali kunye nezibulala-zinambuzane.
-Inokuthi isetyenziswe njengesithako sokuvumba ukunika imveliso ivumba elikhethekileyo.

Indlela yokulungiselela:
Indlela eqhelekileyo yokudibanisa ilungiswe yi-alkylation ye-toluene kunye ne-methoxycarbonylation phantsi kweemeko zokunciphisa. Amanyathelo athile anokuba ngolu hlobo lulandelayo:
1. kwi-methyl chloride okanye i-dimethylformamide, usebenzisa i-aluminium chloride njenge-catalyst ye-toluene alkylation reaction, i-synthesis ye-benzyl chloride. Ukusabela ngokuqhelekileyo kuqhutyelwa kwiqondo lokushisa eliphantsi.
2. i-benzyl chloride edibeneyo kunye ne-methanol iyaphendulwa, kwaye i-lithium aluminium cyanide isetyenziswe njenge-catalyst ye-methoxycarbonylation ukuvelisa i-4-methoxy-α, i-α-dimethylbenzyl alcohol.

Ulwazi ngoKhuseleko:
I-4-methoxy-α, i-α-dimethylbenzyl utywala obunetyhefu ephantsi, kodwa amanyathelo okhuseleko alandelayo kufuneka athathelwe ingqalelo:
-Kuphephe ukuphefumla, ukudibana kwesikhumba kunye nokungeniswa.
-Nxiba iiglavu zokukhusela, iiglasi zokhuseleko kunye nemaski yokukhusela ngexesha lokusebenza.
-Ngexesha lokusebenza, kufuneka kuqhutywe kwindawo enomoya.
-Xa udibana nesikhumba okanye amehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune uncedo lwezonyango.
-Kuphephe ukudibana nezinto ezinjengee-oxidants ezinamandla.

Nceda uqaphele ukuba olu lwazi lwenzelwe ireferensi kuphela. Iinkqubo zokhuseleko lwebhubhoratri kunye nemimiselo efanelekileyo kufuneka ilandelwe xa uphathwa okanye usebenzisa le khompawundi.


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