Imboni yemithi iyisigaba esibalulekile somnotho wezwe, esibhekene nokukhiqiza izidakamizwa ezisindisa izimpilo futhi ezidambisa ukuhlupheka.Kule mboni, kusetshenziswa izinhlanganisela ezihlukahlukene namakhemikhali ekukhiqizeni izidakamizwa, kuhlanganise ne-acetone.I-acetone iyikhemikhali eguquguqukayo ethola ukusetshenziswa okuningi embonini yezemithi, okuhlanganisa njenge-solvent kanye nokukhiqizwa kwezinhlanganisela ezihlukahlukene.Kulesi sihloko, sizohlola indima yei-acetoneembonini yezemithi.

Kungani i-acetone ingekho emthethweni

 

I-acetone iwuketshezi olungenambala, oluguquguqukayo olunephunga eliwuphawu.Ixubene namanzi futhi iyancibilika kuzincibilikisi eziningi eziphilayo.Ngenxa yezakhiwo zayo ezingokomzimba namakhemikhali, i-acetone ithola ukusetshenziswa okuningi ezimbonini ezahlukahlukene, kufaka phakathi ezemithi.

 

Embonini yezemithi, i-acetone isetshenziswa njenge-solvent.Ingancibilikisa kokubili inhlanganisela ye-polar kanye ne-non-polar, iyenze ibe isixazululi esifanelekile sezinhlobonhlobo zokwakheka kwemithi.Ubuthi obuphansi be-acetone kanye nezindawo zokucasuka zenza kube yisinqumo esihle kakhulu sokusebenzisa amalungiselelo emithi.

 

Ngaphandle kokusetshenziswa kwayo njenge-solvent, i-acetone iphinde isetshenziswe ekukhiqizeni izinhlanganisela ezihlukahlukene embonini yezemithi.Ngokwesibonelo, isetshenziswa ekuhlanganiseni ama-ketones, aphakathi nendawo ekukhiqizweni kwemithi ehlukahlukene.Ukusetshenziswa kwe-acetone kulokhu kusabela kusiza ukuthola izinhlanganisela ezifunwayo ngobumsulwa obukhulu kanye nesivuno.

 

Ngaphezu kwalokho, i-acetone nayo iyasetshenziswa ekukhishweni kwezithako ezisebenzayo emithonjeni yemvelo.Inqubo ihilela ukuhlakazwa kwesithako esisebenzayo ku-acetone, esibe sesihlungwa futhi sigxiliswe ukuze kutholakale inhlanganisela ehlanzekile.Le ndlela isetshenziswa kabanzi ekukhishweni kwama-alkaloid, ama-flavonoid, nezinye izinhlanganisela ze-bioactive ezitshalweni namakhambi.

 

Kuhle ukusho ukuthi i-acetone akuyona ukuphela kwe-solvent esetshenziswa embonini yezemithi.Amanye ama-solvents avame ukusetshenziswa ahlanganisa i-ethanol, i-methanol, ne-isopropanol.I-solvent ngayinye inezici zayo eziyingqayizivele kanye nezinzuzo, ezinquma ukufaneleka kwayo kwezinhlelo zokusebenza ezithile.

 

Ekugcineni, i-acetone idlala indima ebalulekile embonini yezemithi.Ukusetshenziswa kwayo njenge-solvent kanye nokukhiqizwa kwezinhlanganisela ezihlukahlukene kuqinisekisa ukukhiqizwa kwezidakamizwa okuphumelelayo nokungabizi.Izakhiwo zayo ezingokomzimba namakhemikhali, kuhambisana nobuthi bayo obuphansi kanye namazinga okucasuka, ziyenza ibe ukukhetha okuhle kakhulu ukusetshenziswa ekwenziweni kwemithi.Njengoba imboni yezemithi iqhubeka nokusungula nokuthuthukisa imithi emisha, isidingo se-acetone cishe sizohlala siphezulu.


Isikhathi sokuthumela: Jan-04-2024