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Imikhiqizo

  • 2,3,4,6-TETRA-O-BENZOYL-ALPHA-D-GLUCOPYRANOSYL BROMIDE CAS:14218-11-2

    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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  • popso sesquisodium CAS:108321-08-0

    popso sesquisodium CAS:108321-08-0

    I-Piperazine-N,N'-bis(2-hydroxypropanesulfonic acid) usawoti we-sesquisodium, owaziwa nangokuthi i-PIPES sesquisodium salt, iyinhlanganisela yamakhemikhali esetshenziswa njenge-ejenti ephazamisayo ezinhlelweni ezahlukene zesayensi nezimboni.Kusiza ukugcina izinga le-pH elizinzile ezixazululweni, ikakhulukazi ebangeni le-pH yezemvelo.PIPES usawoti we-sesquisodium uvame ukusetshenziswa kumidiya yamaseli, i-protein biochemistry, i-electrophoresis, amasu ebhayoloji yamangqamuzana, nezinhlelo zokulethwa kwezidakamizwa.Isebenza njengesilawuli se-pH nesithuthukisi somsebenzi we-enzyme nokuzinza, okuyenza ibe yigugu ocwaningweni olubanzi nezinqubo zezimboni.

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  • I-N-ethyl-N-(3-sulfopropyl)-M-anisidinesodium CAS:82611-88-9

    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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  • HEPES-Na CAS:75277-39-3 Intengo Yomkhiqizi

    HEPES-Na CAS:75277-39-3 Intengo Yomkhiqizi

    Usawoti we-HEPES wesodium, owaziwa nangokuthi i-N-(2-Hydroxyethyl)piperazine-N'-2-ethanesulfonic acid sodium salt, usawoti we-zwitterionic ovame ukusetshenziswa ocwaningweni lwebhayoloji nolwemvelo.Umsebenzi wayo oyinhloko ukugcina izinga le-pH elizinzile ezinhlelweni ezihlukahlukene zokuhlola.Usawoti we-sodium we-HEPES uguquguquka kakhulu, uzinzile, futhi awunabo ubuthi, okwenza ulungele ukusetshenziswa okubanzi okuhlanganisa isiko lamaseli, i-enzyme kinetics, i-immunoassays, kanye nokuhlolwa kwebhayoloji yamangqamuzana.Ihambisana namasampula amaningi webhayoloji nezinhlelo, ihlinzeka ngendawo elawulwayo yokulawulwa kwe-pH okunembayo.

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

    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 kukhulisa ukuqina kwenhlanganisela futhi kuyivumela ukuthi isetshenziswe kumakhemikhali ahlukahlukene kanye nezinhlelo zokusebenza zamakhemikhali ezinto eziphilayo.I-Beta-D-galactose pentaacetate ivame ukusetshenziswa njenge-ejenti evikelayo ye-galactose ekuphenduleni kwezinto eziphilayo.Isiza ukuvimbela ukusabela okungafuneki noma ukusabela okusemaceleni ngokuvala amaqembu asebenzayo e-galactose.Ukwengeza, le nhlanganisela ngezinye izikhathi isetshenziswa njengesandulela noma into yokuqala ekuhlanganisweni kokunye okuphuma ku-galactose.Ifomu layo le-acetylated livumela ukuguqulwa nokuguqulwa kwe-molecule ye-galactose ekuphenduleni okulandelayo.Sekukonke, i-beta-D-galactose pentaacetate iyinhlanganisela ewusizo ocwaningweni lwamakhemikhali kanye nokuhlanganiswa okunikeza ukuzinza nokuguquguquka kokusabela okuhlobene ne-galactose.

     

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  • 3-morpholinopropanesulfonic acid hemisodium usawoti CAS:117961-20-3

    3-morpholinopropanesulfonic acid hemisodium usawoti CAS:117961-20-3

    I-3-(N-Morpholino)propanesulfonic acid hemisodium salt, eyaziwa nangokuthi i-MOPS-Na, iyibhafa ye-zwitterionic evamise ukusetshenziswa ocwaningweni lwe-biochemical and biological.Yakhiwa indandatho ye-morpholine, iketango le-propane, neqembu le-sulfonic acid.

    I-MOPS-Na iyisilondolozi esisebenzayo sokugcina i-pH ezinzile ebangeni le-physiological (pH 6.5-7.9).Ivamise ukusetshenziswa emithonjeni yemidiya yamaseli, ukuhlanzwa kwamaprotheni kanye nokulingiswa, ukuhlolwa kwama-enzyme, kanye ne-DNA/RNA electrophoresis.

    Enye yezinzuzo ze-MOPS-Na njengesilondolozi ukumuncwa kwayo okuphansi kwe-UV, okuyenza ifanelekele izinhlelo zokusebenza ze-spectrophotometric.Futhi ikhombisa ukuphazamiseka okuncane nezindlela ezijwayelekile zokuhlola.

    I-MOPS-Na iyancibilika emanzini, futhi ukunyibilika kwayo kuncike ku-pH.Ngokuvamile kunikezwa njengempushana eqinile noma njengesixazululo, nefomu likasawoti le-hemisodium elisetshenziswa kakhulu.

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  • I-Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0

    I-Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0

    I-Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane, ngokuvamile eyaziwa ngokuthi i-bicine, iyinhlanganisela yamakhemikhali enezinto zokubhafa.Isetshenziswa kabanzi ezinhlelweni ezahlukahlukene zesayensi nezimboni.I-Bicine isebenza njengesilawuli se-pH, esiza ukugcina i-pH ezinzile ezixazululweni futhi inikeze izimo ezikahle zokusabela kwamakhemikhali ezinto eziphilayo.Ithola ukusetshenziswa ekuhlolweni kwama-enzyme, imidiya yesiko lamaseli, izinqubo zokuhlanzwa kwamaprotheni, i-electrophoresis, kanye nokwakhiwa kwemithi.

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  • 4-NITROPHENYL-ALPHA-D-MANNOPYRANOSIDE CAS:10357-27-4

    4-NITROPHENYL-ALPHA-D-MANNOPYRANOSIDE CAS:10357-27-4

    I-4-Nitrophenyl-alpha-D-mannopyranoside iyinhlanganisela yamakhemikhali etholakala kushukela mannose.Iqukethe i-molecule ye-mannose ehlanganiswe neqembu le-nitrophenyl.Le nhlanganisela ivame ukusetshenziswa ocwaningweni lwebhayoloji nolwe-biochemical njengengxenye engaphansi ukuze kutholwe futhi kukale umsebenzi wama-enzyme.Ikakhulukazi, ingasetshenziswa ukutadisha umsebenzi wama-enzyme enza i-hydrolyze noma aguqule ama-substrates aqukethe i-mannose.Iqembu le-nitrophenyl elixhunywe ku-molecule ye-mannose livumela ukulinganiswa komsebenzi we-enzyme ngokuqapha ukukhululwa kwe-nitrophenyl moiety.Le nhlanganisela ivame ukusetshenziswa ekuhloleni ukutadisha ama-enzyme abandakanyeka ku-carbohydrate metabolism noma izinqubo ze-glycosylation.

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  • I-CABS CAS:161308-34-5 Intengo Yomkhiqizi

    I-CABS CAS:161308-34-5 Intengo Yomkhiqizi

    Ivamise ukusetshenziswa njenge-ejenti yokubhafa ezinhlelweni ezahlukahlukene zebhayoloji nezamakhemikhali.

    CI-ABS yaziwa ngekhono layo lokugcina izinga le-pH elizinzile ezixazululweni, okuyenza ibe ukukhetha okuhle kwezinhlelo zokubhafa ekuhlolweni kwaselabhorethri nocwaningo lwezokwelapha.Umthamo wayo wokubhafa usebenza ngokukhethekile phakathi kwebanga le-pH lika-8.6 ukuya ku-10. Izinqubo zezokwelapha nezokuhlola, ezifana nemisebenzi yama-enzyme, i-electrophoresis, ne-immunohistochemistry, ngokuvamile zisebenzisa i-C.ABI-S njenge-ejenti yebhafa ukuze kugcinwe ukuzinza kwe-pH futhi kuthuthukiswe ukusebenza kahle kokusabela.

    Kubalulekile ukuqaphela ukuthi uCABI-S ingazwela ekushintsheni kwezinga lokushisa futhi ingase ingafaneleki kwezinye izinhlelo zokusebenza ezidinga ububanzi bezinga lokushisa elidlulele.Ukwengeza, izinyathelo zokuphepha ezifanele kufanele zilandelwe lapho kusingathwa u-CABS, njengoba kungacasula isikhumba, amehlo, nesistimu yokuphefumula.

     

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  • I-ADOS CAS:82692-96-4 Intengo Yomkhiqizi

    I-ADOS CAS:82692-96-4 Intengo Yomkhiqizi

    I-N-Ethyl-N-(2-hydroxy-3-sulfopropyl) -3-methoxyaniline sodium salt dihydrate, eyaziwa nangokuthi i-EHS, iyinhlanganisela yamakhemikhali esetshenziswa emisebenzini ehlukahlukene ku-chemistry kanye ne-biochemistry.Kuyinhlanganisela encibilikayo emanzini etholakala kwinhlanganisela yomzali i-2-hydroxy-3-sulfopropyl-3-methoxyaniline.

    I-EHS ivamise ukusetshenziswa njengesikhombi se-pH, ikakhulukazi kububanzi be-pH obungu-6.8 ukuya ku-10. I-EHS ngokuvamile ayinambala ngesimo sayo esine-asidi kodwa ishintshela kumbala oluhlaza okwesibhakabhaka lapho ibhekene nezimo ze-alkaline.Lokhu kuguqulwa kombala kungabonwa ngokubuka, kukwenze kube usizo ekubhekeni izinguquko ze-pH ezixazululweni.

    Ngaphezu kwezakhiwo zayo zokukhomba i-pH, i-EHS iphinde yasetshenziswa ekuhlolweni okuhlukahlukene kokuhlaziya kanye ne-biochemical.Isibonelo, ingasetshenziswa njengodayi wokugcoba amaprotheni ku-gel electrophoresis, okusiza ukubona ngeso lengqondo kanye nokulinganisa amasampula amaprotheni.I-EHS iphinde yathola izinhlelo zokusebenza ekuhlolweni kwe-enzyme, lapho ingasetshenziswa ukukala imisebenzi ye-enzyme noma ukuthola ukusabela kwe-enzymatic.

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  • I-P-NITROPHENYL BETA-D-LACTOPYRANOSIDE CAS:4419-94-7

    I-P-NITROPHENYL BETA-D-LACTOPYRANOSIDE CAS:4419-94-7

    I-P-Nitrophenyl beta-D-lactopyranoside, eyaziwa nangokuthi i-PNPG, iyinhlanganisela evame ukusetshenziswa ekuhlolweni kwe-enzymatic ukukala umsebenzi we-beta-galactosidase, i-enzyme ebandakanyeka kumetabolism ye-carbohydrate.I-PNPG i-substrate yokwenziwa engaqhekeka yi-beta-galactosidase, okuholela ekukhishweni komkhiqizo onombala ophuzi.Ubukhulu be-substrate hydrolysis bungalinganiswa nge-spectrophotometrically ngokulinganisa ukumunca komkhiqizo ngobude obuthile begagasi.Lokhu kuvumela abacwaningi ukuthi bahlole umsebenzi kanye ne-kinetics ye-beta-galactosidase ezimeni ezihlukahlukene, njengokufunda umsebenzi we-enzyme, ukuhlola ama-enzyme inhibitors noma ama-activators, noma ukuhlola imiphumela yokuguqulwa komsebenzi we-enzyme.

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  • 2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE CAS:312693-81-5

    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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