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4-Nitrophenyl-alpha-D-glucopyranoside CAS:3767-28-0
4-Nitrophenyl-alpha-D-glucopyranoside ke motsoako oa lik'hemik'hale o sebelisoang hangata litekong tsa biochemical le liteko.Ke substrate e ka phunyeletsoang ke li-enzyme tse itseng, tse kang glycosidase, ho lokolla sehlahisoa se bonahalang.Sebopeho sa eona se na le molek'hule ea tsoekere (alpha-D-glucose) e hokahaneng le sehlopha sa 4-nitrophenyl.Hangata motsoako ona o sebelisetsoa ho ithuta le ho lekanya tšebetso ea li-enzyme tse amehang ho metabolism ea carbohydrate le mekhoa ea glycosylation.
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TAPS CAS: 29915-38-6 Theko ea Moetsi
TAPS (3-(N-morpholino)propanesulfonic acid) ke zwitterionic buffering agent e atisang ho sebelisoa liphuputsong tsa baeloji le biochemical.E sebetsa haholo ho boloka maemo a pH a tsitsitseng, ho e etsa sesebelisoa sa bohlokoa litekong le lits'ebetsong tse hlokang taolo e nepahetseng ea pH.TAPS e sebelisoa moetlong oa lisele, mekhoa ea baeloji ea limolek'hule, tlhahlobo ea liprotheine, lithuto tsa enzyme kinetics, le litekong tsa biochemical.Bokhoni ba eona ba ho qhekella le ho tsamaellana le lits'ebetso tse fapaneng tsa baeloji bo e etsa khetho e feto-fetohang le e tšepahalang bakeng sa ho boloka maemo a pH a nepahetseng.
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ALPS CAS: 82611-85-6 Theko ea Moetsi
N-Ethyl-N-(3-sulfopropyl) aniline sodium letsoai ke motsoako oa lik'hemik'hale o nang le sehlopha sa amine (aniline) se nang le sehlopha sa ethyl le sulfopropyl se kopantsoeng le sona.E ka sebōpeho sa letsoai la sodium, ho bolelang hore e kopantsoe ka ionically le sodium ion ho eketsa ho qhibiliha ha eona metsing.Motsoako ona o atisa ho sebelisoa ha ho etsoa lik'hemik'hale, ho etsa meriana le ho etsa dae.Ts'ebeliso e nepahetseng le thepa ea eona e ka fapana ho latela ts'ebeliso e khethehileng.
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METHYL-BETA-D-GALACTOPYRANOSIDE CAS:1824-94-8
Methyl-beta-D-galactopyranoside ke motsoako oa lik'hemik'hale hangata o nkiloeng ho galactose.Ke mofuta oa methylated oa beta-D-galactose, moo sehlopha sa methyl se nkang sebaka se seng sa lihlopha tsa hydroxyl tsa molek'hule ea tsoekere.Phetoho ena e fetola thepa ea galactose, e etsa hore e tsitse haholoanyane hape e lokele lits'ebetso tse fapaneng tsa biochemistry le biology ea limolek'hule.Methyl-beta-D-galactopyranoside hangata e sebelisoa e le karoloana ea liteko tsa enzyme, haholo lithutong tse amang ts'ebetso ea beta-galactosidase.E boetse e sebelisoa e le phuputso ea limolek'hule ho ithuta ka temoho le tšebelisano ea lik'habohaedreite, haholo-holo lits'ebetsong tsa lectin.
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HDAOS CAS: 82692-88-4 Theko ea Moetsi
HDAOS (N-(2-Hydroxy-3-sulfopropyl) -3,5-dimethoxyaniline sodium salt) ke motsoako oa lik'hemik'hale o atisang ho sebelisoa likarolong tse sa tšoaneng, ho akarelletsa le organic synthesis, meriana, le saense ea lintho tse bonahalang.E na le selikalikoe sa phenyl se nkeloang sebaka ke sehlopha sa hydroxy, sehlopha sa sulfonic, le lihlopha tse peli tsa methoxy.HDAOS e atisa ho fumanoa ka mokhoa oa letsoai la sodium, e leng se bontšang boteng ba sodium cation e amanang le sehlopha sa sulfonic.
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3-Morpholino-2-hydroxypropanesulfonic acid letsoai la sodium CAS:79803-73-9
3-Morpholino-2-hydroxypropanesulfonic acid letsoai la sodium, le tsejoang hape e le letsoai la sodium la MES, ke motsoako oa lik'hemik'hale o atisang ho sebelisoa e le sesebelisoa sa ho thibela likokoana-hloko lipatlisisong tsa baeloji le lik'hemik'hale.
MES ke zwitterionic buffer e sebetsang e le molaoli oa pH, e bolokang pH e tsitsitse lits'ebetsong tse fapaneng tsa liteko.E qhibiliha haholo metsing 'me e na le boleng ba pKa ba hoo e ka bang 6.15, e leng se etsang hore e tšoanelehe bakeng sa ho buffer ho pH range ea 5.5 ho isa ho 7.1.
Letsoai la sodium la MES le sebelisoa khafetsa mekhoeng ea baeloji ea limolek'hule joalo ka ho itšehla thajana ho DNA le RNA, liteko tsa enzyme le tlhoekiso ea protheine.E boetse e sebelisoa mecheng ea litaba tsa setso sa lisele ho boloka tikoloho ea pH e tsitsitseng bakeng sa kholo ea lisele le ho ata.
Ntho e 'ngoe e hlokomelehang ea MES ke botsitso ba eona tlas'a maemo a fisioloji le ho hanyetsa liphetoho tsa mocheso.Sena se etsa hore e loketse ho sebelisoa litekong moo ho lebeletsoeng ho fetoha ha mocheso.
Hangata bafuputsi ba khetha letsoai la sodium la MES e le sethiba ka lebaka la tšitiso e fokolang ea karabelo ea enzymatic le bokhoni bo phahameng ba buffer ka har'a pH ea eona e nepahetseng.
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Phenyl2,3,4,6-tetra-O-acetyl-1-thio-β-D-galactopyranoside CAS:24404-53-3
Phenyl2,3,4,6-tetra-O-acetyl-1-thio-β-D-galactopyranoside ke motsoako o atisang ho sebelisoa lipatlisisong tsa lik'hemik'hale.Ke mofuta o fetotsoeng oa galactose ea molek'hule ea tsoekere, 'me e na le lits'ebetso tse' maloa litekong tsa enzyme, tlhahlobo ea polelo ea liphatsa tsa lefutso, lits'ebetso tsa tlhahlobo le tlhoekiso ea protheine.Sebopeho sa eona se kenyelletsa lihlopha tsa acetyl le sehlopha sa thio, se thusang ho lemoha le ho laola mesebetsi e itseng ea enzymatic.Ka kakaretso, motsoako ona o bohlokoa ho ithuteng tšebetso le tšebetso ea enzyme ea β-galactosidase, hammoho le litekong tse fapaneng tsa baeloji ea limolek'hule le biochemistry.
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DAOS CAS: 83777-30-4 Theko ea Moetsi
N-Ethyl-N-(2-hydroxy-3-sulfopropyl) -3,5-dimethoxyaniline letsoai la sodium ke motsoako oa lik'hemik'hale o leng oa sehlopha sa li-aniline tsa sulfonated.Ke mofuta oa letsoai oa sodium, ho bolelang hore o ka sebopeho sa kristale e tiileng e qhibilihang ka metsing.Motsoako ona o na le mokhoa oa molek'hule oa C13H21NO6SNa.
E na le lihlopha tsa alkyl le sulfo, tse etsang hore e be molemo lits'ebetsong tse fapaneng.Hangata e sebelisoa e le dae e lipakeng tsa tlhahiso ea lidae tsa tlhaho, haholo tse sebelisoang indastering ea masela.Motsoako ona o fana ka 'mala le ho ntlafatsa botsitso ba lidae, ho matlafatsa ts'ebetso ea bona le ho tšoarella.
Ho feta moo, e ka sebetsa joalo ka sehlahisoa ka lebaka la sehlopha sa eona sa hydrophilic sulfonate le sehlopha sa hydrophobic alkyl.Thepa ena e e lumella ho fokotsa tsitsipano ea metsi ka holim'a metsi, e etsa hore e be ea bohlokoa ho li-detergent formulations, emulsion stabilizers, le mekhoa e meng ea indasteri e kenyelletsang ho hasana ha lintho.
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![Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0](//cdn.globalso.com/xindaobiotech/图片169.png)
Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0
Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane, eo hangata e tsejoang e le bicine, ke motsoako oa lik'hemik'hale o nang le thepa ea ho thibela.E sebelisoa haholo lits'ebetsong tse fapaneng tsa saense le tsa indasteri.Bicine e sebetsa joalo ka molaoli oa pH, e thusa ho boloka pH e tsitsitseng litharollong le ho fana ka maemo a nepahetseng bakeng sa karabelo ea lik'hemik'hale.E fumana lits'ebetso litekong tsa enzyme, media media, lits'ebetso tsa tlhoekiso ea protheine, electrophoresis, le litlatsetso tsa meriana.
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4-NITROPHENYL-ALPHA-D-MANNOPYRANOSIDE CAS:10357-27-4
4-Nitrophenyl-alpha-D-mannopyranoside ke motsoako oa lik'hemik'hale o tsoang ho mannose ea tsoekere.E na le molek'hule ea mannose e kopantsoeng le sehlopha sa nitrophenyl.Motsoako ona hangata o sebelisoa liphuputsong tsa bioloji le tsa biochemical joalo ka karoloana ea ho lemoha le ho lekanya ts'ebetso ea enzyme.Haholo-holo, e ka sebelisoa ho ithuta tšebetso ea li-enzyme tse hydrolyze kapa tse fetolang li-substrates tse nang le mannose.Sehlopha sa nitrophenyl se kopantsoeng le molek'hule oa mannose se lumella ho lekanya ts'ebetso ea enzyme ka ho shebella ho lokolloa ha karolo ea nitrophenyl.Motsoako ona o sebelisoa hangata litekong tsa ho ithuta li-enzyme tse amehang ho metabolism ea carbohydrate kapa lits'ebetso tsa glycosylation.
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Tricine CAS: 5704-04-1 Theko ea Moetsi
Tricine ke motsoako oa zwitterionic organic o nang le foromo ea lik'hemik'hale C6H13NO5S.E sebelisoa haholo joalo ka sehlaseli, haholo-holo lits'ebetsong tsa biochemical le tsa baeloji.Tšobotsi e khethollang ea Tricine ke bokhoni ba eona bo ikhethang ba ho thibela pH ho fapana le asiti e nyane, ho etsa hore e be molemo haholo litekong tse hlokang tikoloho ea pH e tsitsitseng le e nepahetseng.E sebelisoa hangata ho protheine electrophoresis, mekhoa ea baeloji ea limolek'hule, litlhahlobo tsa enzymatic, le media media.Tricine e thusa ho boloka maemo a nepahetseng bakeng sa lits'ebetso tse fapaneng tsa baeloji, ho netefatsa liphetho tse nepahetseng le tse tšepahalang lipatlisisong le tlhahlobong.
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Egtazic acid CAS: 67-42-5 Theko ea Moetsi
Ethylenebis(oxyethylenenitrilo)tetraacetic acid (EGTA) ke sesebelisoa sa chelating se atisang ho sebelisoa lipatlisisong tsa baeloji le lik'hemik'hale.Ke motsoako oa maiketsetso o tsoang ho ethylenediamine le ethylene glycol.EGTA e na le kamano e phahameng bakeng sa li-ion tsa tšepe tsa divalent, haholo-holo calcium, 'me e sebelisoa haholo ho chelate le ho arola li-ion tsena lits'ebetsong tse fapaneng joalo ka setso sa lisele, liteko tsa enzyme, le mekhoa ea baeloji ea limolek'hule.Ka ho tlama k'halsiamo le li-ion tse ling tsa tšepe, EGTA e thusa ho laola maikutlo a bona, kahoo e susumetsa mekhoa e sa tšoaneng ea lik'hemik'hale.
![Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0](http://cdn.globalso.com/xindaobiotech/图片169.png)
