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2,3,4,6-TETRA-O-BENZOYL-ALPHA-D-GLUCOPYRANOSYL BROMIDE CAS:14218-11-2
I-2,3,4,6-Tetra-O-benzoyl-alpha-D-glucopyranosyl bromide iyinhlanganisela yamakhemikhali engeyesigaba sokuphuma kokuphuma kushukela.Iqukethe i-molecule ye-glucose enamaqembu amane e-benzoyl ahlanganiswe namaqembu ayo e-hydroxyl, kanye ne-athomu ye-bromide endaweni ye-anomeric.
Le nhlanganisela isetshenziswa ngokuyinhloko kukhemikhali yemvelo neyezokwelapha njengeqembu elivikelayo ekusebenzeni kwe-hydroxyl yeglucose.Amaqembu e-benzoyl asebenzela ukufihla okwesikhashana amaqembu e-hydroxyl asebenzayo, okuwenza angathinteki ekuhlanganeni kwamakhemikhali okungafuneki phakathi nezinqubo zokwenziwa.Lokhu kuvumela ukusebenza okukhethiwe kwamaqembu athile e-hydroxyl kokuphuma kokuphuma kweglucose.
Ngaphezu kwalokho, okuphuma ku-glucose evikelwe yi-benzoyl kungasetshenziswa njengezingqimba zokwakha ama-glycosides ahlukahlukene nama-glyccoconjugates.Ama-Glycosides ayizinhlanganisela ezakhiwe ngokuxhunyaniswa kwe-molecule kashukela nenye ingxenye, njengesidakamizwa noma umkhiqizo wemvelo, futhi athola ukusetshenziswa ekuthuthukisweni kwezidakamizwa kanye nesayensi yezinto eziphilayo zamakhemikhali.
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I-POPSO CAS:68189-43-5 Intengo Yomkhiqizi
I-POPSO, emfushane ye-Piperazine-N,N'-bis(2-hydroxypropanesulfonic acid) sesquisodium usawoti, i-ejenti egcina isiphazamiso evame ukusetshenziswa ocwaningweni lwebhayoloji nolwe-biochemical.Isiza ukugcina izinga le-pH elizinzile ezixazululweni, ikakhulukazi phakathi kwebanga le-pH yezemvelo.PIPES sesquisodium usawoti usetshenziswa cell culture, amaprotheni biochemistry, electrophoresis, molecular biology amasu, izinhlelo ukulethwa izidakamizwa, nokunye.Ikhono layo lokulawula i-pH liyenza ibe yithuluzi elibalulekile ocwaningweni oluhlukahlukene nasezinhlelweni ezisetshenziswa zezimboni.
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I-BES CAS:10191-18-1 Intengo Yomkhiqizi
I-N,N-Bis(hydroxyethyl) -2-aminoethanesulfonic acid, eyaziwa nangokuthi i-BES noma i-N,N-Bis(2-hydroxyethyl)aminoethanesulfonic acid, iyinhlanganisela yamakhemikhali evamise ukusetshenziswa njenge-ejenti egcina izinga lokushisa ezinhlelweni ezahlukene zesayensi nezimboni. .
I-BES iyinhlanganisela ye-zwitterionic, okusho ukuthi inakho kokubili ukushaja okuhle nokubi ngaphakathi kwesakhiwo sayo.Lesi sakhiwo siyivumela ukuthi igcine ngempumelelo i-pH ezinzile ezisombululweni.
I-BES inevelu ye-pKa ecishe ibe ngu-7.4, okuyenza isebenziseke ngokukhethekile ekubhafa kumazinga e-pH yemvelo.Ivamise ukusetshenziswa ekuhlolweni kwebhayoloji kanye ne-biochemical, njengokuhlanzwa kwamaprotheni, ukusabela kwe-enzyme, nesiko lamaseli, lapho ukugcinwa kwe-pH ethile kubalulekile.
Ukwengeza, i-BES isetshenziswa kabanzi kumasu e-electrophoresis, njengoba isiza ukugcina i-pH edingekayo ukuze kuhlukaniswe nokuhlaziywa kwama-biomolecules akhokhisiwe, njengamaprotheni nama-nucleic acid.
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2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl 2,2,2-trichloroacetimidate CAS:86520-63-0
I-2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl 2,2,2-trichloroacetimidate iyinhlanganisela yamakhemikhali evame ukusetshenziswa kumakhemikhali we-carbohydrate kanye nokusabela kwe-glycosylation.Iphuma ku-α-D-galactopyranose, uhlobo lukashukela, lapho amaqembu e-hydroxyl asezindaweni ezingu-2, 3, 4, nezi-6 zendandatho ye-galactopyranose ane-acetylated.Ukwengeza, i-anomeric carbon (C1) yoshukela ivikelwe ngeqembu le-trichloroacetimidate, elenza i-electrophile eqinile ngesikhathi sokusabela kwe-glycosylation.
I-compound ivame ukusetshenziswa njenge-ejenti ye-glycosylating ukwethula izingxenye ze-galactose kuma-molecule ahlukahlukene, njengamaprotheni, ama-peptides, noma ama-molecule amancane.Lokhu kungafezwa ngokuphendula le nhlanganisela nge-nucleophile (isb, amaqembu e-hydroxyl ku-molecule eqondiwe) ngaphansi kwezimo ezifanele.Iqembu le-trichloroacetimidate lenza kube lula ukunamathiselwa kwe-galactose moiety ku-molecule eqondiwe, okuholela ekwakhekeni kwebhondi ye-glycosidic.
Lesi sakhi sivame ukusetshenziswa ekuhlanganiseni ama-glycoconjugates, glycopeptides, nama-glycolipids.Inikeza indlela eguquguqukayo nephumelelayo yokushintsha ama-molecule ngezinsalela ze-galactose, ezingaba usizo emikhakheni eyahlukene, okuhlanganisa izifundo zebhayoloji, izinhlelo zokulethwa kwezidakamizwa, noma ukuthuthukiswa komgomo.
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3-(N,N-dimethyldodecylammonio) propanesulfonate CAS:14933-08-5
I-N-(2-Aminoethyl)morpholine, eyaziwa nangokuthi i-AEM, iyinhlanganisela yamakhemikhali enomugqa womugqa.Iqukethe indandatho ye-morpholine neqembu le-aminoethyl elixhunywe kwelinye lama-athomu ayo e-nitrogen.I-AEM iwuketshezi olungenambala olunephunga eliwuphawu.
I-AEM ithola isicelo emikhakheni eyahlukene yezimboni.Ngokuyinhloko isetshenziswa njenge-solvent yama-organic compounds ngenxa yezakhiwo zayo ezinhle kakhulu ze-solvency.Ukwengeza, i-AEM isebenza njenge-corrosion inhibitor ezimbonini ezibandakanya ukuhlanza insimbi, ukukhiqizwa kukawoyela negesi, nokwelashwa kwamanzi.Isiza ukuvikela izinsimbi ekugqwaleni nasekugqwaleni.
Ngaphezu kwalokho, i-AEM isebenza njengekhemikhali emaphakathi yokuhlanganiswa kwemithi, amakhemikhali ezolimo namakhemikhali akhethekile.Isetshenziswa ezithasiselweni ze-polymer ukuze kuthuthukiswe izakhiwo zokunamathisela zama-coatings, ama-adhesives, nama-sealants.I-AEM iphinde isetshenziswe njengesilungisi se-pH noma i-ejenti yokubhafa ezinqubweni ezithile zezimboni.
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I-MES monohydrate CAS: 145224-94-8
I-MES monohydrate iwuhlobo lwe-hydrated lwe-4-Morpholineethanesulfonic acid (MES), i-ejenti ephazamisayo evame ukusetshenziswa ocwaningweni lwebhayoloji nolwe-biochemical.I-crystalline powder emhlophe encibilika emanzini futhi inenani le-pKa elilinganiselwa ku-6.1.I-MES monohydrate yaziwa ngamandla ayo okugcina i-pH ezinzile ebangeni lika-5.5 kuye ku-6.7, iyenze ifanelekele ukusetshenziswa okuhlukahlukene njengezifundo ze-enzyme, ukuhlanzwa kwamaprotheni, i-electrophoresis yejeli, isiko lamaseli, nokusabela kwamakhemikhali.Ukuguquguquka kwayo nokuhambisana nezinhlelo zebhayoloji kuyenza ibe yingxenye ebalulekile ekuhlolweni nasezinqubweni eziningi zaselabhorethri.
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i-beta-d-glucose pentaacetate CAS:604-69-3
I-Beta-D-glucose pentaacetate iyinhlanganisela yamakhemikhali etholakala ku-glucose, ushukela olula.Yakhiwa i-acetylating glucose enamaqembu amahlanu e-acetyl, okuholela ekunamathiseleni kwalawa maqembu emaqenjini e-hydroxyl (OH) akhona ku-molecule ye-glucose.Lokhu kuguqulwa kweglucose kuyinikeza ukuzinza okuthuthukisiwe futhi kuyenze incibilike kuzincibilikisi zemvelo.
I-Beta-D-glucose pentaacetate inezinhlelo zokusebenza ezihlukahlukene emkhakheni we-organic chemistry, ikakhulukazi ekuhlanganiseni nasekuguquleni ama-carbohydrates.Ingasebenza njengesandulela noma esimaphakathi ekulungiseni ezinye izinto eziphuma kuma-carbohydrate noma izinhlanganisela eziyinkimbinkimbi ze-organic.Ukwengeza, iye yasetshenziswa kwezinye izinhlelo zokusebenza zezokwelapha nezemithi njengamasistimu okulethwa kwezidakamizwa kanye nokwakhiwa kokukhishwa okulawulwayo.
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I-Tris-HCl CAS:1185-53-1 Intengo Yomkhiqizi
I-Tris-HCl, eyaziwa nangokuthi i-Tris hydrochloride, iyisigcinalwazi sebhayoloji esetshenziswa kakhulu ezinhlelweni ezahlukene.Kuyinhlanganisela ye-Tris (tris(hydroxymethyl)aminomethane) ne-hydrochloric acid.Lolu hlelo lwe-buffer lusebenza kahle ekugcineni indawo ye-pH ezinzile, ikakhulukazi kububanzi be-pH 7-9.I-Tris-HCl isetshenziswa kakhulu kumasu ebhayoloji yamangqamuzana, i-protein biochemistry, i-enzymology, nezinye izinhlelo zokusebenza zamakhemikhali ezinto eziphilayo.Isiza ukugcina izimo ezilungile ze-pH ezidingekayo kulezi zinqubo, iqinisekisa ukuzinza nokusebenza kwamaprotheni, ama-enzyme, nama-nucleic acid.I-Tris-HCl itholakala ngezindlela ezihlukene, njengempushana noma izixazululo ezigxilile, okwenza kube lula ukuyilungisa nokusetshenziswa ezindaweni ezihlukahlukene zaselabhorethri.
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I-N-ethyl-N-(3-sulfopropyl)-M-anisidinesodium CAS:82611-88-9
I-N-Ethyl-N-(3-sulfopropyl) -3-methoxyaniline usawoti we-sodium iyinhlanganisela yamakhemikhali equkethe iqembu le-N-ethyl, iqembu le-sulfopropyl, neqembu le-3-methoxyaniline.Ivame ukuba khona njengosawoti we-sodium, othuthukisa ukuncibilika kwawo emanzini.
Le nhlanganisela inezinhlelo zokusebenza ezahlukahlukene ezilungiselelweni zezimboni nezocwaningo.Ingasetshenziswa njengodayi ophakathi, i-catalyst, noma njenge-reagent ku-organic synthesis.Izici zayo, njengokuncibilika, ukuzinza, nokusebenza kabusha, ziyenza ifanelekele izinhlelo zokusebenza ezithile emikhakheni eyahlukene.
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2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE CAS:312693-81-5
I-2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE iyinhlanganisela yamakhemikhali evamise ukusetshenziswa ocwaningweni nasekuhlaziyeni kwamakhemikhali ezinto eziphilayo.Iphuma ku-galactose, uhlobo lukashukela.I-compound ivame ukusetshenziswa njenge-substrate yokuthola umsebenzi we-beta-galactosidase, i-enzyme ekhona ezintweni eziningi eziphilayo, kuhlanganise namagciwane.Lapho i-beta-galactosidase ikhona, ihlukanisa i-2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE ibe yi-naphthol ne-galactose.I-molecule ye-naphthol ewumphumela ingatholwa kalula ngokumunca kwayo ukukhanya kwe-ultraviolet, okuvumela ososayensi ukuba balinganise umsebenzi we-beta-galactosidase.Lokhu kuhlola kuvamise ukusetshenziswa kubhayoloji yamangqamuzana nocwaningo lwezakhi zofuzo, ezinhlelweni ezinjengokufunda ukulawula izakhi zofuzo, ukubonakaliswa kwamaprotheni, nokusebenza kweseli.
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I-TOOS CAS:82692-93-1 Intengo Yomkhiqizi
I-Sodium 3-(N-ethyl-3-methylanilino)-2-hydroxypropanesulfonate iyinhlanganisela yamakhemikhali eyaziwa kakhulu ngokuthi i-MESNa.Isetshenziswa ngokuyinhloko njenge-ejenti yokunciphisa ku-biochemistry kanye ne-molecular biology.I-MESNa inamandla okuphula izibopho ze-disulfide kumaprotheni, iwaguqule abe amaqembu e-sulfhydryl.Le nqubo yokunciphisa ibalulekile ekusetshenzisweni okuhlukahlukene okufana nokushintshaniswa kwamaprotheni, ukuvimbela ukuhlangana kwamaprotheni, ukulebula amaprotheni, nokuphinda kugoqwe amaprotheni.I-MESNa idlala indima ebalulekile ekwenziweni kwamaprotheni, ekuhlaziyeni, nasekuguquleni ocwaningweni lwesayensi.
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I-CAPSO Na CAS:102601-34-3 Intengo Yomkhiqizi
I-CAPSO Na, eyaziwa nangokuthi i-3-(cyclohexylamino) -2-hydroxy-1-propanesulfonic acid sodium salt, iyinhlanganisela eyingxenye yomndeni wama-sulfonic acids.Kuyibhafa ye-zwitterionic evamise ukusetshenziswa ezinhlelweni ezihlukene zebhayoloji yamakhemikhali namangqamuzana.
I-CAPSO Na isebenza njenge-ejenti elawula i-pH ephumelelayo futhi isetshenziswa kabanzi ekwakhiweni kwebhafa ukuze kugcinwe i-pH ezinzile ebangeni elithile.Inevelu ye-pKa ecishe ibe ngu-9.8 futhi ivamise ukusetshenziswa ekuhloleni okudinga i-pH ephakathi kuka-8.5 no-10.
Ifomu le-sodium likasawoti we-CAPSO (CAPSO Na) lithuthukisa ukuncibilika nokulula ukuphatha uma kuqhathaniswa nefomu le-asidi yamahhala.Iyancibilika emanzini futhi yenza kalula izixazululo ezizinzile ezindaweni ezihlukene, okuyenza ilungele ukusetshenziswa kwelabhorethri ehlukahlukene.
Ezinye izinhlelo zokusebenza ezijwayelekile ze-CAPSO Na zihlanganisa ukusebenza njengesivikelo kumasu e-electrophoresis, ukuhlola ama-enzyme, ukuhlanzwa kwamaprotheni, kanye nemidiya yesiko lamaseli.Umthamo wayo wokubhafa kanye nokuhambisana nezinhlelo zebhayoloji kunomthelela ekusebenziseni kwayo kule mikhakha.
