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imveliso

Furfuryl Acetate (CAS#623-17-6)

Ipropati yeMichiza:

Ifomula yeemolekyuli C7H8O3
IMisa yeMolar 140.14
Ukuxinana 1.118g/mLat 25°C(lit.)
Indawo yeBoling 175-177°C(lit.)
Indawo yokuflasha 150°F
Inombolo yeJECFA 739
Ukunyibilika kwamanzi 0.5-1.0 g/100 mL ku-23 ºC
Uxinzelelo loMphunga 1.06mmHg ku-25°C
Imbonakalo ulwelo olucacileyo
Umbala engenambala
I-BRN 116128
Imeko yoGcino 2-8°C
Refractive Index n20/D 1.462(lit.)
IiPropati zoMzimba kunye nezeMichiza Ulwelo olungenambala. Indawo yokubilisa ye-1.1175-177 deg C, ubuninzi obusondeleyo (20/4 deg C) 1.4627, i-refractive index (nD20). Inyibilika etywaleni nakwi-ether, ayinyibiliki emanzini, emoyeni ukubona umbala omdaka okhanyayo.
Sebenzisa Isetyenziswa njenge flavour

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu ezinobungozi Xi – Irritant
Iikhowudi zoMngcipheko 36/37/38 – Ukucaphukisa amehlo, inkqubo yokuphefumula kunye nolusu.
Inkcazelo yoKhuseleko S24/25-Kuphephe ukudibana nolusu namehlo.
I-S37/39 -Nxiba iiglavu ezifanelekileyo kunye nokukhusela amehlo / ubuso
S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
WGK eJamani 3
RTECS LU9120000
I-TSCA Ewe
Ikhowudi ye-HS 29321900
Inqaku Lengozi Iyacaphukisa

 

Intshayelelo

I-Furoyl acetate, eyaziwa ngokuba yi-acetylsalicylate, yi-organic compound. Oku kulandelayo kukwazisa kwiipropati, ukusetyenziswa, iindlela zokulungiselela kunye nolwazi lokhuseleko lwe-furfuryl acetate:

 

Umgangatho:

I-Furfuryl acetate lulwelo olungenambala ukuya kumthubi oluluthuthu olunevumba elikhethekileyo. Inyibilika kwiintlobo ezahlukeneyo ze-solvents eziphilayo, ezifana ne-alcohols kunye ne-ethers, kwiqondo lokushisa.

 

Usetyenziso: Inencasa enencasa yesiqhamo kwaye isoloko isetyenziswa kwiziqholo kunye neziqholo ukonyusa ivumba nencasa yemveliso. I-Furfur acetate inokusetyenziswa kwizicelo zemizi-mveliso ezifana neengubo, iiplastiki kunye nerabha.

 

Indlela:

I-Furfur acetate ilungiswa ngokubanzi ngokusabela kwe-esterification, umsebenzi othile kukusabela kwi-asidi ye-furfuric kunye ne-acetic anhydride, yongeza i-esterification catalysts ezifana ne-sulfuric acid okanye i-ammonium formate, kwaye isabele kwiqondo lokushisa elithile kunye nexesha. Ekupheleni kokusabela, ukungcola kususwa ngokuchithwa kwamanzi kunye ne-distillation ukufumana i-furfuryl acetate ecocekileyo.

 

Ulwazi ngoKhuseleko:

I-Furfuryl acetate inetyhefu ephantsi, kodwa ukuphefumla ixesha elide kunokuba neziphumo ezibi kwimpilo. I-Furfur acetate ilulwelo olunokutsha kwaye kufuneka igcinwe kude namadangatye avulekileyo kunye nemithombo yobushushu obuphezulu, kwaye igcinwe kwindawo epholileyo, epholileyo. Nika ingqalelo kumanyathelo okukhusela ngexesha lokusetyenziswa, njengokunxiba iiglasi zokukhusela, iiglavu zokukhusela kunye nempahla yokukhusela. Kwimeko yokuchitheka okanye ityhefu, thatha amanyathelo afanelekileyo oncedo lokuqala ngokukhawuleza kwaye ufune unyango kwangethuba.


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