I-Beta-D-Galactose pentaacetate CAS:114162-64-0

I-Beta-D-galactose pentaacetate iyinhlanganisela yamakhemikhali etholakala ku-galactose, uhlobo lukashukela. Yakhiwa yi-acetylating galactose enamaqembu amahlanu e-acetyl. Lokhu kuguqulwa kwandisa ukuqina kwenhlanganisela futhi kuyivumela ukuthi isetshenziswe ezinhlotsheni ezahlukene zamakhemikhali kanye nezamakhemikhali. I-Beta-D-galactose pentaacetate ivame ukusetshenziswa njengesivikelo se-galactose ekuphenduleni kwezinto eziphilayo. Isiza ukuvimbela ukusabela okungafuneki noma ukusabela okungekuhle ngokufihla amaqembu asabelayo e-galactose. Ngaphezu kwalokho, le nhlanganisela ngezinye izikhathi isetshenziswa njengesandulela noma izinto zokuqala ekuhlanganiseni ezinye izinto ezivela ku-galactose. Uhlobo lwayo olu-acetylated luvumela ukuphathwa kalula kanye nokuguqulwa kwe-molecule ye-galactose ekuphenduleni okulandelayo. Sekukonke, i-beta-D-galactose pentaacetate iyinhlanganisela ewusizo ocwaningweni lwamakhemikhali kanye nasekuhlanganiseni enikeza ukuqina kanye nokuguquguquka kwezimpendulo ezihlobene ne-galactose.

Oda noma Cela Isilinganiso

Imininingwane Yomkhiqizo

Amathegi Omkhiqizo

Ukusetshenziswa kanye Nomphumela

I-Beta-D-galactose pentaacetate, evame ukubizwa ngokuthi i-galactose pentaacetate, iyi-derivative ye-galactose lapho amaqembu amahlanu e-acetyl enamathele khona kumaqembu e-hydroxyl e-galactose. Lokhu kuguqulwa kwamakhemikhali kuthuthukisa ukuzinza kwenhlanganisela futhi kushintsha izakhiwo zayo zomzimba nezamakhemikhali.

Umphumela oyinhloko kanye nokusetshenziswa kwe-beta-D-galactose pentaacetate kusekusetshenzisweni kwayo njengeqembu elivikela i-galactose ekuhlanganisweni kwezinto eziphilayo. Amaqembu avikelayo ukuguqulwa kwesikhashana okusetshenziselwa ukuvikela amaqembu athile asebenzayo ngaphakathi kwe-molecule ekuphenduleni okungafuneki ngesikhathi sokuguqulwa kwamakhemikhali. Endabeni ye-galactose, amaqembu e-acetyl ngesimo se-pentaacetate asebenza njengezivikelo ezivikelayo zamaqembu e-hydroxyl.

Ngokusebenzisa i-beta-D-galactose pentaacetate njengeqembu elivikelayo, osokhemisi bangakwazi ukulawula ezinye izindawo ze-molecule ngaphandle kokushintsha noma ukuphazamisa amaqembu e-hydroxyl. Lokhu kuguquguquka kuvumela ukwakheka okulawulwayo nokunembile emikhakheni efana ne-carbohydrate chemistry, ukuthuthukiswa kwezidakamizwa, kanye nokwakheka komkhiqizo wemvelo.

Uma ukusabela okufiswayo sekuqediwe, amaqembu e-acetyl angahlukaniswa ukuze kubuyiselwe amaqembu okuqala e-hydroxyl e-galactose, kutholakale umkhiqizo ofiswayo. Izindlela eziningana, njenge-hydrolysis enezimo eziyisisekelo noma i-enzyme hydrolysis, zingasetshenziswa ukususa amaqembu e-acetyl.

Ukupakisha Umkhiqizo:

Ulwazi Olwengeziwe:

Ukwakheka	C20H26BrClN2O7
Ukuhlolwa	99%
Ukubukeka	Okumhlopheimpuphu
Inombolo ye-CAS	114162-64-0
Ukupakisha	Encane futhi enkulu
Impilo Yeshelufu	iminyaka engu-2
Isitoreji	Gcina endaweni epholile neyomile
Isitifiketi	I-ISO.