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4-Nitrophenyl-alpha-D-galactopyranoside CAS: 7493-95-0
4-Nitrophenyl-alpha-D-glucopyranoside yog ib qho tshuaj lom neeg uas feem ntau siv hauv kev sim tshuaj biochemical thiab kev soj ntsuam.Nws yog ib qho substrate uas tuaj yeem cleaved los ntawm qee cov enzymes, xws li glycosidases, tso tawm cov khoom kuaj pom.Nws cov qauv muaj cov piam thaj molecule (alpha-D-glucose) txuas nrog 4-nitrophenyl pawg.Cov tshuaj no feem ntau siv los kawm thiab ntsuas cov haujlwm ntawm cov enzymes koom nrog hauv carbohydrate metabolism thiab glycosylation txheej txheem.Nws cov xim daj tso cai rau kev tshawb nrhiav tau yooj yim thiab kom muaj nuj nqis, ua rau nws muaj txiaj ntsig zoo hauv ntau yam tshuaj biochemical thiab enzymatic.
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MES sodium ntsev CAS: 71119-23-8
MES sodium ntsev, tseem hu ua 2-(N-morpholino) ethanesulfonic acid sodium ntsev, yog ib qho tshuaj lom neeg siv los ua tus neeg sawv cev buffering.Nws yog cov kua qaub nrog pKa tus nqi kwv yees li 6.15.MES sodium ntsev yog soluble hauv dej thiab nws cov txiaj ntsig zoo yog nyob ib puag ncig pH 5.5 txog 6.7.Nws yog dav siv nyob rau hauv biochemical thiab biological kev tshawb fawb, nrog rau ntau yam tshuaj tiv thaiv, protein purification, gel electrophoresis, enzyme kev tshawb fawb, thiab cell culture thwmsim.Daim ntawv sodium ntsev txhim khu lub compound solubility thiab stability, ua rau nws yooj yim mus lis thiab siv nyob rau hauv lub chaw kuaj mob.
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Ada Monosodium CAS: 7415-22-7
N-(2-Acetamido) iminodiacetic acid monosodium ntsev, tseem hu ua sodium iminodiacetate los yog sodium IDA, yog ib qho tshuaj lom neeg siv los ua tus neeg sawv cev chelating thiab buffering tus neeg sawv cev hauv ntau yam lag luam thiab kev siv tshawb fawb.
Nws cov qauv tshuaj muaj ib qho iminodiacetic acid molecule nrog ib pawg acetamido ua haujlwm nrog rau ib qho ntawm cov nitrogen atoms.Lub monosodium ntsev daim ntawv ntawm cov compound muab kev txhim kho solubility thiab stability nyob rau hauv aqueous daws.
Raws li tus neeg sawv cev chelating, sodium iminodiacetate muaj kev sib raug zoo rau cov hlau ions, tshwj xeeb yog calcium, thiab tuaj yeem ua kom zoo thiab khi lawv, tiv thaiv qhov tsis xav tau lossis kev cuam tshuam.Cov cuab yeej no ua rau nws muaj txiaj ntsig zoo rau ntau yam kev siv, suav nrog chemistry, biochemistry, pharmacology, thiab cov txheej txheem tsim khoom.
Ntxiv nrog rau nws cov peev xwm chelation, sodium iminodiacetate kuj ua raws li tus neeg sawv cev buffering, pab tswj cov pH uas xav tau los ntawm kev tiv thaiv kev hloov pauv hauv acidity lossis alkalinity.Qhov no ua rau nws muaj txiaj ntsig hauv ntau yam kev tshuaj ntsuam xyuas thiab kev sim tshuaj lom neeg uas yuav tsum tau tswj pH meej.
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Glucose-pentaacetate CAS: 604-68-2
Glucose pentaacetate, tseem hu ua beta-D-glucose pentaacetate, yog cov tshuaj sib xyaw ua ke los ntawm cov piam thaj.Nws yog tsim los ntawm acetylating tsib pawg hydroxyl tam sim no hauv qabzib nrog acetic anhydride, uas ua rau muaj kev sib txuas ntawm tsib pawg acetyl.Daim ntawv acetylated ntawm qabzib no tuaj yeem siv rau hauv ntau yam tshuaj tiv thaiv raws li cov khoom siv pib, pab pawg tiv thaiv, lossis ua tus neeg nqa khoom rau kev tso tshuaj.Nws kuj yog feem ntau siv hauv kev tshawb fawb tshuaj thiab tshuaj xyuas.
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CAS: 108321-07-9
Piperazine-N, N'-bis (2-hydroxypropanesulphonic acid) disodium ntsev yog cov tshuaj sib xyaw ua ke ntawm piperazine, bis (2-hydroxypropanesulphonic acid) pawg, thiab ob lub sodium ions.Nws yog feem ntau siv los ua tus neeg sawv cev buffering thiab pH regulator nyob rau hauv ntau yam kev lag luam thiab kev sim.Lub compound pab tswj cov pH tshwj xeeb hauv cov kev daws teeb meem, ua rau nws muaj txiaj ntsig zoo hauv cov txheej txheem xws li kev ntxuav cov protein, molecular biology, thiab kev tshawb fawb tshuaj.Tsis tas li ntawd, nws tuaj yeem ua raws li tus neeg sawv cev chelate rau cov hlau ions thiab ua kom ruaj khov enzyme kev ua haujlwm hauv qee cov tshuaj biochemical.
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Heppso sodium CAS: 89648-37-3 Chaw tsim tshuaj paus Nqe
N-[2-Hydroxyethyl]piperazine-N'-[2-hydroxypropanesulfonic acid] sodium ntsev yog cov tshuaj sib xyaw nrog cov mis C8H19N2NaO4S.Nws yog sodium ntsev muab los ntawm piperazine, muaj hydroxyethyl thiab hydroxypropanesulfonic acid ua haujlwm pab pawg.Nws yog feem ntau siv nyob rau hauv kev lag luam kws tshuaj raws li ib tug buffering neeg sawv cev thiab stabilizer nyob rau hauv formulations ntawm cov tshuaj.Cov tshuaj no pab tswj cov pH thiab ruaj khov ntawm cov tshuaj.
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CHES Na CAS: 103-47-9 Chaw tsim tshuaj paus Nqe
2-(Cyclohexylamino) ethanesulfonic acid yog cov tshuaj sib xyaw nrog cov mis molecular C10H21NO3S.Nws tseem paub los ntawm nws cov ntawv luv CHES.CHES yog sulfonic acid derivative uas muaj ob pawg amino thiab sulfonic acid pawg hauv nws cov qauv.
CHES feem ntau yog siv los ua tus neeg sawv cev buffering hauv biochemical thiab kev tshawb fawb lom neeg.Nws yog pH-ruaj khov thiab tswj hwm ib puag ncig pH zoo ib yam, tshwj xeeb hauv cov chaw kuaj mob uas muaj cov tshuaj tiv thaiv enzymatic lossis kev tshawb fawb protein.CHES muaj pKa ntawm 9.3, ua rau nws muaj txiaj ntsig tsis zoo nyob ib puag ncig pH 9.
Nws cov qauv tshuaj lom neeg tshwj xeeb thiab cov khoom ua rau CHES muaj txiaj ntsig zoo hauv ntau daim ntawv thov, xws li hauv kev npaj cov kev daws teeb meem tsis zoo rau electrophoresis, enzyme kev soj ntsuam, thiab xov tooj ntawm tes kab lis kev cai.Nws feem ntau nyiam rau cov ntawv thov uas xav tau pH ntau ntawm 8.5 txog 10.
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3-HYDROXY-4-(5-NITROPYRIDYLAZO) PROPYLANI CAS TSIS TAU: 143205-66-7
3-HYDROXY-4-(5-NITROPYRIDYLAZO) PROPANAL, tseem hu ua NBD-aldehyde, yog cov khoom siv feem ntau siv hauv biochemistry thiab molecular biology tshawb fawb.
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MOPS sodium ntsev CAS: 71119-22-7
MOPS sodium ntsev, tseem hu ua 3-(N-morpholino) propanesulfonic acid sodium ntsev, yog ib tug nquag siv buffering tus neeg saib xyuas hauv biochemical thiab molecular biology tshawb fawb.Nws yog siv los tswj cov pH ruaj khov thiab tsim cov xwm txheej zoo rau cov tshuaj tiv thaiv enzymatic, protein stability, thiab kev loj hlob ntawm tes kab lis kev cai.MOPS sodium ntsev yog tshwj xeeb tshaj yog zoo nyob rau hauv muab buffering peev xwm nyob rau hauv lub pH ntau ntawm kwv yees li 6.5 mus rau 7.9.Nws yog dav siv hauv cov txheej txheem purification protein, gel electrophoresis, kev tshawb fawb enzyme, thiab kev sim kab lis kev cai ntawm tes.
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4-(2-hydroxyethyl)piperazine-1-ethane-sulfon.ac.CAS: 103404-87-1
4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid hemisodium ntsev, tseem hu ua CAPSO Na, yog ib qho tshuaj lom neeg feem ntau siv los ua tus neeg sawv cev hauv kev siv biochemical thiab molecular biology.Nws yog zwitterionic ntsev uas pab tswj thiab tswj pH ruaj khov nyob rau hauv ib qho tshwj xeeb.CAPSO Na tau sib xws nrog cov kab ke lom neeg, ua rau nws tsim nyog rau ntau yam kev ntsuam xyuas enzymatic, cov txheej txheem ua kom huv cov protein, thiab xov xwm kab lis kev cai ntawm tes.Nws kuj yog siv nyob rau hauv cov txheej txheem electrophoresis thiab paub txog nws cov pH stability thiab compatibility nrog enzymes.
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L-(-)-Fucose CAS: 2438-80-4 Chaw tsim tshuaj paus Nqe
L-Fucose yog ib hom qab zib lossis cov carbohydrates yooj yim uas tshwm sim hauv ntau cov nroj tsuag thiab tsiaj cov ntaub so ntswg.Nws raug cais raws li monosaccharide thiab muaj cov qauv zoo ib yam li lwm cov suab thaj xws li qabzib thiab galactose.L-Fucose plays lub luag haujlwm tseem ceeb hauv cov txheej txheem lom neeg xws li xovtooj ntawm tes, cell adhesion, thiab kev sib txuas lus ntawm tes.Nws kuj tseem koom nrog hauv kev sib txuas ntawm qee cov molecules xws li glycolipids, glycoproteins, thiab qee cov tshuaj tiv thaiv kab mob.Cov piam thaj no muaj nyob hauv ntau yam khoom noj, suav nrog qee hom algae, nceb, thiab txiv hmab txiv ntoo xws li txiv apples thiab pears.Nws kuj tseem muaj nyob rau hauv kev noj zaub mov ntxiv thiab siv rau hauv qee cov khoom siv tshuaj pleev ib ce thiab tshuaj.L-Fucose ntseeg tau tias muaj txiaj ntsig zoo rau kev noj qab haus huv, txawm tias xav tau kev tshawb fawb ntxiv kom paub meej cov lus thov no.Qee cov kev tshawb fawb qhia tias nws yuav muaj cov tshuaj tiv thaiv kab mob, antioxidant, thiab immunomodulatory zog.Nws kuj tseem raug tshawb xyuas rau nws lub peev xwm los cuam tshuam kev loj hlob ntawm qee cov qog nqaij hlav cancer thiab raws li kev kho mob rau qee yam kab mob caj ces.Zuag qhia tag nrho, L-Fucose yog ib txwm muaj suab thaj nrog cov haujlwm tseem ceeb ntawm cov kab mob lom.Nws tuaj yeem pom nyob rau hauv ntau yam khoom noj thiab tseem muaj nyob rau hauv kev noj haus ntxiv, nrog rau kev tshawb fawb tsis tu ncua tshawb nrhiav nws cov txiaj ntsig kev noj qab haus huv.
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MES HEMISODIUM ntsev CAS: 117961-21-4
2-Amino-2-methyl-1,3-propanediol, tseem hu ua AMPD lossis α-methyl serinol, yog cov tshuaj sib xyaw nrog cov mis molecular C4H11NO2.Nws yog ib qho amino cawv uas feem ntau siv los ua cov tshuaj nruab nrab hauv kev sib txuas ntawm cov tshuaj thiab cov organic sib txuas.AMPD paub txog nws lub peev xwm los ua tus chiral auxiliary hauv cov tshuaj tiv thaiv asymmetric, ua rau nws muaj txiaj ntsig hauv kev tsim cov tshuaj dawb huv enantiomerically.Tsis tas li ntawd, nws tau siv los ua ib qho khoom siv hauv kev saib xyuas tus kheej thiab cov khoom kom zoo nkauj rau nws cov khoom moisturizing.
