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

Ipropati yeMichiza:

Ifomula yeemolekyuli C8H10O3
IMisa yeMolar 154.16
Ukuxinana 1.1690 (uqikelelo olurhabaxa)
Indawo yokunyibilika 50-57°C(lit.)
Indawo yeBoling 261°C(lit.)
Indawo yokuflasha >230°F
Inombolo yeJECFA 721
Ukunyibilika kwamanzi 2 g/100 mL (13 ºC)
Ukunyibilika I-Chloroform (Kancinci), i-Ethyl Acetate (Kancinci)
Uxinzelelo loMphunga 0.00591mmHg ku-25°C
Imbonakalo ICrystalline Powder, iiCrystals, okanye iCrystalline Solid
Umbala Ngaphandle-mhlophe okanye ingwevu ukuya kumdaka
I-BRN 1526871
pKa 9.97±0.10(Kuqikelelwe)
Imeko yoGcino Gcina kwindawo emnyama, umoya ongena ngaphakathi, ubushushu begumbi
Inovakalelo Iyavakala emoyeni
Refractive Index 1.4745 (uqikelelo)
MDL MFCD00064434

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iikhowudi zoMngcipheko I-R22 – Iyingozi xa iginyiwe
R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu.
Inkcazelo yoKhuseleko S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo.
I-S37/39 -Nxiba iiglavu ezifanelekileyo kunye nokukhusela amehlo / ubuso
Izazisi ze-UN UN 2811 6.1/PG 1
WGK eJamani 3
RTECS SL0900000
I-TSCA Ewe
Ikhowudi ye-HS 29095090
Inqaku Lengozi Iyacaphukisa

 

Intshayelelo

I-2,6-Dimethoxyphenol, eyaziwa ngokuba yi-p-methoxy-m-cresol, i-organic compound. Oku kulandelayo kukwazisa kwiipropati, ukusetyenziswa, iindlela zokulungiselela kunye nolwazi lokhuseleko lwe-2,6-dimethoxyphenol:

 

Iipropati: Yikristale emhlophe eqinileyo kunye nencasa enevumba elimnandi. Iphantse inganyibiliki emanzini kwiqondo lobushushu begumbi kodwa inyibilika kwizinyibilikisi eziphilayo ezifana ne-ethanol kunye ne-methylene chloride.

 

Sebenzisa:

 

Indlela:

Indlela yokulungiselela i-2,6-dimethoxyphenol inokufezekiswa nge-methyl etherification ye-p-cresol. Ngokukodwa, i-p-cresol inokusabela nge-methanol kwaye ishushu kwaye ihlaziywe ngokusebenzisa i-acidic catalyst (umzekelo, i-sulfuric acid) ukuvelisa i-2,6-dimethoxyphenol.

 

Ulwazi ngoKhuseleko:

Ukubonakaliswa kwe-2,6-dimethoxyphenol kufuneka kugwenywe kangangoko kunokwenzeka. Isenokuba nefuthe elicaphukisayo emehlweni, eluswini nakwinkqubo yokuphefumla. Izixhobo ezifanelekileyo zokuzikhusela ezifana neeglavu kunye neeglavu kufuneka zinxitywe xa usebenzisa okanye uphethe.


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