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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 yikhemikhali yekhemikhali yeklasi ye-sugar derivatives.Iqukethe i-molecule ye-glucose kunye namaqela amane e-benzoyl adityaniswe kumaqela ayo e-hydroxyl, kunye ne-athomu ye-bromide kwindawo ye-anomeric.
Le khompawundi isetyenziswa ngokuyintloko kwi-organic kunye neyeza chemistry njengeqela elikhuselayo ekusebenzeni kwe-hydroxyl yeglucose.Amaqela e-benzoyl asebenzela ukugquma okwethutyana amaqela e-hydroxyl esebenzayo, ewenza ukuba angachaphazeleki kakhulu kukuchaphazeleka kweekhemikhali ezingafunwayo ngexesha leenkqubo zokwenziwa.Oku kuvumela ukusetyenziswa okukhethiweyo kwamaqela athile e-hydroxyl kwi-glucose derivatives.
Ngaphezu koko, i-benzoyl-ekhuselwe i-glucose ekhuselweyo ingasetyenziselwa njengeebhloko zokwakha ze-synthesis ye-glycosides eyahlukeneyo kunye ne-glyccoconjugates.I-Glycosides ziikhompawundi ezenziwe ngokudityaniswa kwemolekyuli yeswekile kwenye i-moiety, njengechiza okanye imveliso yendalo, kwaye bafumana izicelo kuphuhliso lwamachiza kunye nebhayoloji yemichiza.
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I-POPSO CAS: 68189-43-5 Ixabiso lomvelisi
I-POPSO, imfutshane ye-Piperazine-N,N'-bis(2-hydroxypropanesulfonic acid) sesquisodium ityuwa, sisithinteli esiqhele ukusetyenziswa kuphando lwebhayoloji kunye ne-biochemical.Inceda ukugcina inqanaba le-pH elizinzileyo kwizisombululo, ngakumbi ngaphakathi koluhlu lwe-physiological pH.I-PIPES sesquisodium ityuwa isetyenziselwa inkcubeko yeseli, iprotheni ye-biochemistry, i-electrophoresis, ubuchule be-molecular biology, iinkqubo zokuhanjiswa kweziyobisi, kunye nokunye.Ikhono layo lokulawula i-pH yenza ukuba ibe sisixhobo esixabisekileyo kuphando olwahlukeneyo kunye nezicelo zoshishino.
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I-BES CAS: 10191-18-1 Ixabiso loMvelisi
I-N,N-Bis(i-hydroxyethyl) -2-aminoethanesulfonic acid, ekwaziwa ngokuba yi-BES okanye i-N,N-Bis(2-hydroxyethyl)aminoethanesulfonic acid, yikhompawundi yemichiza esetyenziswa ngokuqhelekileyo njenge-agent ephazamisayo kwizicelo ezahlukeneyo zenzululwazi kunye nezoshishino. .
I-BES yikhompawundi ye-zwitterionic, ethetha ukuba inezityholo ezilungileyo nezingalunganga ngaphakathi kolwakhiwo lwayo.Le propati ivumela ukuba igcine ngokufanelekileyo i-pH ezinzileyo kwizisombululo.
I-BES inexabiso le-pKa elimalunga ne-7.4, iyenza ibe luncedo ngakumbi kwi-buffering kumanqanaba e-physiological pH.Ihlala isetyenziswa kwiimvavanyo zebhayoloji kunye ne-biochemical, njengokucocwa kweprotheyini, ukuphendula kwe-enzyme, kunye nenkcubeko yeeseli, apho ukugcina i-pH ethile ibalulekile.
Ukongezelela, i-BES isetyenziswa ngokubanzi kwiindlela ze-electrophoresis, njengoko inceda ukugcina i-pH eyimfuneko yokwahlula kunye nohlalutyo lwee-biomolecules ezihlawuliweyo, ezifana neeprotheni kunye ne-nucleic acids.
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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 yikhemikhali yekhemikhali esetyenziswa ngokuqhelekileyo kwi-carbohydrate chemistry kunye ne-glycosylation reactions.Iphuma kwi-α-D-galactopyranose, uhlobo lweswekile, apho amaqela e-hydroxyl kwi-2, 3, 4, kunye ne-6 isikhundla sendandatho ye-galactopyranose i-acetylated.Ukongezelela, i-anomeric carbon (C1) yeswekile ikhuselwe kunye neqela le-trichloroacetimidate, elenza i-electrophile enamandla ngexesha lokuphendula kwe-glycosylation.
Ikhompawundi isoloko isetyenziswa njenge-agent ye-glycosylating ukwazisa i-galactose moieties kwiimolekyuli ezahlukeneyo, ezifana neeprotheni, iipeptides, okanye iimolekyuli ezincinci zezinto eziphilayo.Oku kunokufezekiswa ngokuphendula le ngqungquthela kunye ne-nucleophile (umzekelo, amaqela e-hydroxyl kwi-molecule ekujoliswe kuyo) phantsi kweemeko ezifanelekileyo.Iqela le-trichloroacetimidate liququzelela ukudibanisa kwe-galactose moiety kwi-molecule ejoliswe kuyo, okubangelwa ukubunjwa kwebhondi ye-glycosidic.
Le khompawundi isetyenziswa ngokuqhelekileyo kwi-synthesis ye-glycoconjugates, i-glycopeptides, kunye ne-glycolipids.Inika indlela eguquguqukayo nesebenzayo yokuguqula iimolekyuli ezineentsalela zegalactose, ezinokuthi zifaneleke kwiinkalo ezahlukeneyo, kubandakanywa izifundo zebhayoloji, iinkqubo zokuhanjiswa kweziyobisi, okanye uphuhliso lwesitofu sokugonya.
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3-(N,N-dimethyldodecylammonio) propanesulfonate CAS:14933-08-5
I-N-(2-Aminoethyl) i-morpholine, eyaziwa ngokuba yi-AEM, i-chemical compound ene-linear structure.Iquka iringi ye-morpholine kunye neqela le-aminoethyl elidityaniswe kwenye yeeathom zayo zenitrogen.I-AEM lulwelo olungenambala olunevumba eliphawulwayo.
I-AEM ifumana isicelo kumacandelo ahlukeneyo amashishini.Ngokuyintloko isetyenziselwa ukunyibilikisa kwiikhompawundi ze-organic ngenxa yeempawu zayo ezibalaseleyo ze-solvency.Ukongezelela, i-AEM isebenza njenge-corrosion inhibitor kumashishini abandakanya ukucocwa kwesinyithi, ukuveliswa kweoli kunye negesi, kunye nokunyangwa kwamanzi.Inceda ukukhusela isinyithi kumhlwa kunye nokuhlwa.
Ngaphaya koko, i-AEM isebenza njengekhemikhali ephakathi kwi-syntheuticals yamayeza, iikhemikhali ze-agrochemicals, kunye neekhemikhali ezikhethekileyo.Isetyenziswa kwizongezo zepolymer ukuphucula iipropathi ezincamathelayo zokugquma, izinto zokuncamathelisa, kunye nezitywino.I-AEM iphinda isetyenziswe njengesilungelelaniso se-pH okanye i-agent ephazamisayo kwiinkqubo ezithile zoshishino.
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I-MES monohydrate CAS: 145224-94-8
I-MES monohydrate yifom ye-hydrated ye-4-Morpholineethanesulfonic acid (MES), i-agent ephazamisayo esetyenziswa ngokuqhelekileyo kuphando lwebhayoloji kunye ne-biochemical.Ingumgubo omhlophe wekristale onyibilikayo emanzini kwaye unexabiso le-pKa malunga ne-6.1.I-MES monohydrate iyaziwa ngokukwazi ukugcina i-pH ezinzileyo kuluhlu lwe-5.5 ukuya kwi-6.7, iyenza ifaneleke kwizicelo ezahlukeneyo ezifana nezifundo ze-enzyme, ukuhlanjululwa kweprotheyini, i-gel electrophoresis, inkcubeko yeseli, kunye nokuphendulwa kweekhemikhali.Ukuguquguquka kwayo kunye nokuhambelana neenkqubo zebhayoloji kuyenza ibe yinxalenye ebalulekileyo yovavanyo kunye neenkqubo ezininzi zaselabhoratri.
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i-beta-d-glucose pentaacetate CAS: 604-69-3
IBeta-D-glucose pentaacetate yikhemikhali ephuma kwiglucose, iswekile elula.Yenziwe nge-acetylating glucose kunye namaqela amahlanu e-acetyl, okubangelwa ukunamathela kwala maqela kumaqela e-hydroxyl (OH) akhoyo kwi-molecule ye-glucose.Olu hlengahlengiso lweglucose lunika uzinzo oluphuculweyo kwaye luyenze inyibilike kwizinyibilikisi zendalo.
I-Beta-D-glucose pentaacetate inezicelo ezahlukeneyo kwintsimi ye-organic chemistry, ngakumbi kwi-synthesis kunye nokuguqulwa kwe-carbohydrates.Ingasebenza njenge-precursor okanye ephakathi ekulungiseleleni ezinye ii-carbohydrate derivatives okanye i-complex organic compounds.Ukongezelela, isetyenziswe kwezinye izicelo zonyango kunye namayeza afana neenkqubo zokuhanjiswa kweziyobisi kunye neendlela ezilawulwayo zokukhululwa.
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Tris-HCl CAS: 1185-53-1 Ixabiso lomvelisi
I-Tris-HCl, ekwabizwa ngokuba yi-Tris hydrochloride, sisithinteli sebhayoloji esisetyenziswa ngokuqhelekileyo kwizicelo ezahlukeneyo.Yindibaniselwano ye-Tris (tris(hydroxymethyl)aminomethane) kunye ne-hydrochloric acid.Le nkqubo ye-buffer iyasebenza ekugcineni i-pH ezinzileyo, ngakumbi kuluhlu lwe-pH 7-9.I-Tris-HCl isetyenziswa ngokubanzi kubuchule bebhayoloji ye-molekyuli, i-protein biochemistry, i-enzymology, kunye nezinye izicelo ze-biochemical.Inceda ukugcina iimeko ze-pH ezifanelekileyo ezifunekayo kwezi nkqubo, ukuqinisekisa ukuzinza kunye nomsebenzi weeprotheni, i-enzymes, kunye ne-nucleic acids.I-Tris-HCl ifumaneka ngeendlela ezahlukeneyo, ezifana nomgubo okanye izisombululo ezigxininisiweyo, okwenza kube lula ukuyilungisa kunye nokusetyenziswa kwiindawo ezahlukeneyo zebhubhoratri.
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N-ethyl-N-(3-sulfopropyl)-M-anisidinesodium CAS:82611-88-9
I-N-Ethyl-N- (3-sulfopropyl) -3-methoxyaniline ityuwa ye-sodium i-chemical compound equkethe iqela le-N-ethyl, iqela le-sulfopropyl, kunye neqela le-3-methoxyaniline.Ngokuqhelekileyo ikhona njengetyuwa yesodium, ephucula ukunyibilika kwayo emanzini.
Le khompawundi inezicelo ezahlukeneyo kwishishini kunye nezicwangciso zophando.Ingasetyenziswa njengedayi ephakathi, i-catalyst, okanye njenge-reagent kwi-organic synthesis.Iimpawu zayo, ezifana nokunyibilika, ukuzinza, kunye nokusebenza kwakhona, kuyenza ifaneleke kwizicelo ezithile kwiinkalo ezahlukeneyo.
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I-2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE CAS:312693-81-5
I-2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE yikhemikhali yekhemikhali esetyenziswa ngokuqhelekileyo kuphando lwe-biochemical kunye nohlalutyo.Iphuma kwigalactose, uhlobo lweswekile.I-compound isoloko isetyenziselwa njenge-substrate yokufumanisa umsebenzi we-beta-galactosidase, i-enzyme ekhoyo kwizinto ezininzi eziphilayo, kuquka ibhaktheriya.Xa i-beta-galactosidase ikhona, idibanisa i-2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE kwi-naphthol kunye ne-galactose.I-molecule ye-naphthol ebangelwayo inokubonwa ngokulula ngokufunxa kwayo ukukhanya kwe-ultraviolet, ivumela izazinzulu ukuba zilinganise umsebenzi we-beta-galactosidase.Olu vavanyo luqhele ukusetyenziswa kwibhayoloji yemolekyuli kunye nophando lwemfuzo, kwizicelo ezinjengokufunda umgaqo wofuzo, ukubonakaliswa kweprotheyini, kunye nokusebenza kweeseli.
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I-TOOS CAS: 82692-93-1 Ixabiso lomvelisi
I-sodium 3- (N-ethyl-3-methylanilino) -2-hydroxypropanesulfonate yikhemikhali eyaziwa ngokuba yi-MESna.Ngokuyintloko isetyenziswa njenge-arhente yokunciphisa kwi-biochemistry kunye nebhayoloji ye-molekyuli.I-MESNa inamandla okuqhawula amabhondi e-disulfide kwiiprotheni, ukuwaguqula abe ngamaqela e-sulfhydryl.Le nkqubo yokunciphisa ibalulekile kwizicelo ezahlukeneyo ezinje ngeprotein denaturation, ukuthintela ukudityaniswa kweeprotheyini, ukuleyibhelishwa kweeprotheyini, kunye nokuphinda kuphindaphindeke iprotein.I-MESNa idlala indima ebalulekileyo ekwenziweni kweeprotheyini, uhlalutyo, kunye nohlengahlengiso kuphando lwesayensi.
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ICAPSO Na CAS:102601-34-3 Ixabiso lomvelisi
I-CAPSO Na, eyaziwa ngokuba yi-3-(cyclohexylamino) -2-hydroxy-1-propanesulfonic acid ityuwa yesodium, yikhompawundi ephuma kwintsapho ye-sulfonic acids.Sisithinteli se-zwitterionic esiqhele ukusetyenziswa kwiinkqubo ezahlukeneyo zebhayoloji yebhayoloji kunye nemolekyuli.
I-CAPSO Na isebenza njenge-arhente yokulawula i-pH esebenzayo kwaye isetyenziswa ngokubanzi kwimixube ye-buffer ukugcina i-pH ezinzileyo kuluhlu oluthile.Inexabiso le-pKa elimalunga ne-9.8 kwaye isoloko isetyenziswa kwiimvavanyo ezifuna i-pH phakathi kwe-8.5 kunye ne-10.
Ifom yetyuwa ye-sodium yeCAPSO (CAPSO Na) iphucula ukunyibilika kunye nokulula kokuphatha xa kuthelekiswa nefom ye-asidi yamahhala.Iyanyibilika emanzini kwaye yenza ngokulula izisombululo ezizinzileyo kwiindawo ezahlukeneyo zokugxila, oko kuyenza ilungele usetyenziso olwahlukeneyo lwaselabhoratri.
Ezinye izicelo eziqhelekileyo zeCAPSO Na zibandakanya ukusebenza njenge-buffer kubuchule be-electrophoresis, uvavanyo lwe-enzyme, ukuhlanjululwa kweprotheyini, kunye nemidiya yenkcubeko yeseli.Umthamo wayo wokuthintela kunye nokuhambelana neenkqubo zebhayoloji kunegalelo kuncedo lwayo kwezi nkalo.
