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ALPS CAS: 82611-85-6 Theko ea moetsi
Letswai la sodium la N-Ethyl-N-(3-sulfopropyl)aniline ke motsoako oa lik'hemik'hale o nang le sehlopha sa amine (aniline) se nang le sehlopha sa ethyl le sulfopropyl se hoketsoeng ho sona. Se ka sebopeho sa letsoai la sodium, ho bolelang hore se kopantsoe ka ioni le ioni ea sodium ho eketsa ho qhibiliha ha sona metsing. Motsoako ona o sebelisoa hangata tlhahisong ea lik'hemik'hale, meriana le tlhahiso ea dae. Ts'ebeliso ea ona e nepahetseng le thepa li ka fapana ho latela nyeoe e itseng ea ts'ebeliso.
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Methyl1,2,3,4-tetra-O-acetyl-BD-glucuronate CAS:7355-18-2
Methyl 1,2,3,4-tetra-O-acetyl-β-D-glucuronate ke motsoako oa lik'hemik'hale o nkiloeng ho β-D-glucuronic acid. Hangata e sebelisoa e le motheo oa k'hemistri ea lik'habohaedreite le e le sehlopha se sireletsang lihlopha tsa hydroxyl. E fumana lits'ebetso ho etseng lithethefatsi le limolek'hule tse sebetsang ka baeloji tse nang le likarolo tsa glucuronic acid.
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popso disodium CAS: 108321-07-9
Letswai la disodium la Piperazine-N,N'-bis (2-hydroxypropanesulphonic acid) ke motsoako oa lik'hemik'hale o entsoeng ka lihlopha tsa piperazine, bis (2-hydroxypropanesulphonic acid), le li-ion tse peli tsa sodium. Hangata e sebelisoa e le moemeli oa buffering le molaoli oa pH lits'ebetsong tse fapaneng tsa indasteri le tsa laboratori. Motsoako ona o thusa ho boloka pH e itseng litharollong, o etsa hore e be molemo lits'ebetsong tse kang tlhoekiso ea protheine, baeloji ea limolek'hule le lipatlisiso tsa meriana. Ho feta moo, e ka boela ea sebetsa e le moemeli oa chelating bakeng sa li-ion tsa tšepe le ho tsitsisa ts'ebetso ea enzyme liketsong tse itseng tsa biochemical.
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3-Morpholino-2-hydroxypropanesulfonic acid letsoai la sodium CAS: 79803-73-9
3-Morpholino-2-hydroxypropanesulfonic acid sodium salt, e tsejoang hape e le MES sodium salt, ke motsoako oa lik'hemik'hale o sebelisoang haholo e le moemeli oa buffering lipatlisisong tsa baeloji le tsa biochemical.
MES ke sesebelisoa sa ho thibela ho bola ha zwitterionic se sebetsang e le taolo ya pH, se bolokang pH e tsitsitse ditsamaisong tse fapaneng tsa diteko. E qhibiliha haholo metsing mme e na le boleng ba pKa ba hoo e ka bang 6.15, e leng se etsang hore e lokele ho bola ha pH ho tloha ho 5.5 ho isa ho 7.1.
Letswai la sodium la MES le sebediswa hangata mekgweng ya baeloji ya dimolek'hule jwalo ka ho arolwa ha DNA le RNA, diteko tsa enzyme, le tlhoekiso ya protheine. E boetse e sebediswa mecheng ya temo ya sele ho boloka tikoloho e tsitsitseng ya pH bakeng sa kgolo le ho ata ha sele.
Tšobotsi e 'ngoe e hlahelletseng ea MES ke botsitso ba eona tlas'a maemo a fisioloji le ho hanyetsa liphetoho tsa mocheso. Sena se etsa hore e lokele ho sebelisoa litekong moo ho lebelletsoeng ho feto-fetoha ha mocheso.
Bafuputsi hangata ba khetha letsoai la sodium la MES e le buffer ka lebaka la tšitiso e fokolang ea lona ho likarabelo tsa enzymatic le bokhoni bo phahameng ba buffer ka har'a pH ea lona e ntle ka ho fetisisa.
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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 sebelisoang haholo lipatlisisong tsa biochemical. Ke mofuta o fetotsoeng oa galactose ea molek'hule ea tsoekere, 'me o na le lits'ebetso tse' maloa litekong tsa enzyme, tlhahlobo ea tlhahiso ea liphatsa tsa lefutso, litsamaiso tsa tlhahlobo le tlhoekiso ea protheine. Sebopeho sa eona se kenyelletsa lihlopha tsa acetyl le sehlopha sa thio, tse thusang ho lemoha le ho laola mesebetsi e itseng ea enzymatic. Ka kakaretso, motsoako ona o bohlokoa ho ithuteng mosebetsi le ts'ebetso ea enzyme 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
Letswai la sodium la N-Ethyl-N-(2-hydroxy-3-sulfopropyl)-3,5-dimethoxyaniline ke motsoako wa dikhemikhale o leng sehlopheng sa di-aniline tse nang le sulfonate. Ke mofuta wa letswai la sodium, ho bolelang hore o ka sebopeho sa kristale e tiileng e qhibilihang ka metsing. Motswako ona o na le foromo ya molek'hule ya C13H21NO6SNa.
E na le lihlopha tsa alkyl le sulfo, e leng se etsang hore e be molemo lits'ebetsong tse fapaneng. E sebelisoa hangata e le dae e bohareng ba tlhahiso ea lidae tsa tlhaho, haholo-holo tse sebelisoang indastering ea masela. Motsoako ona o fana ka 'mala le ho ntlafatsa botsitso ba lidae, o ntlafatsa ts'ebetso ea tsona le ho tšoarella ha tsona.
Ho feta moo, e ka boela ea sebetsa e le surfactant ka lebaka la sehlopha sa eona sa sulfonate se hydrophilic le sehlopha sa alkyl se hydrophobic. Thepa ena e e lumella ho fokotsa tsitsipano ea metsi holim'a metsi, e leng se etsang hore e be ea bohlokoa mefuteng ea sesepa, li-emulsion stabilizers, le lits'ebetsong tse ling tsa indasteri tse kenyelletsang ho hasana ha lintho.
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![Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0](https://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, e tsejoang haholo 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 e le molaoli oa pH, e thusa ho boloka pH e tsitsitseng litharollong le ho fana ka maemo a matle bakeng sa likarabelo tsa biochemical. E fumana lits'ebetso litekong tsa enzyme, mecha ea temo ea sele, lits'ebetso tsa tlhoekiso ea protheine, electrophoresis le mekhoa ea meriana.
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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 lik'hemik'hale le litekong. Ke substrate e ka aroloang ke li-enzyme tse itseng, tse kang li-glycosidase, ho lokolla sehlahisoa se ka bonoang. Sebopeho sa eona se entsoe ka molek'hule ea glucose (alpha-D-glucose) e hokahaneng le sehlopha sa 4-nitrophenyl. Motsoako ona hangata o sebelisoa ho ithuta le ho lekanya mosebetsi oa li-enzyme tse amehang metabolism ea lik'habohaedreite le lits'ebetso tsa glycosylation.
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Tricine CAS: 5704-04-1 Theko ea moetsi
Tricine ke motsoako oa zwitterionic o nang le foromo ea lik'hemik'hale C6H13NO5S. E sebelisoa haholo e le moemeli oa buffering, haholo-holo lits'ebetsong tsa biochemical le baeloji. Tšobotsi e ikhethang ea Tricine ke bokhoni ba eona bo ikhethang ba buffering bo fapaneng ba pH e nang le asiti e nyane, e leng se etsang hore e be molemo haholo litekong tse hlokang tikoloho e tsitsitseng le e nepahetseng ea pH. E sebelisoa hangata ho electrophoresis ea protheine, mekhoa ea baeloji ea limolek'hule, liteko tsa enzymatic, le mecha ea temo ea sele. Tricine e thusa ho boloka maemo a matle bakeng sa lits'ebetso tse fapaneng tsa baeloji, ho netefatsa liphetho tse nepahetseng le tse tšepahalang lipatlisisong le tlhahlobong.
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Asiti ea Egtazic CAS: 67-42-5 Theko ea Moetsi
Ethylenebis(oxyethylenitrilo)tetraacetic acid (EGTA) ke moemedi wa chelating o sebediswang haholo dipatlisisong tsa baeloji le tsa dikhemikhale. Ke motswako wa maiketsetso o tswang ho ethylenediamine le ethylene glycol. EGTA e na le kamano e hodimo bakeng sa di-ion tsa tshepe tse divalent, haholoholo calcium, mme e sebediswa haholo ho chelate le ho bokella di-ion tsena ditshebedisong tse fapaneng tse kang setsong sa sele, ditekong tsa enzyme, le mekgweng ya baeloji ya dimolek'hule. Ka ho tlama calcium le di-ion tse ding tsa tshepe, EGTA e thusa ho laola mahloriso a tsona, ka hona e susumetsa mekgwa e fapaneng ya biochemical.
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METHYL-BETA-D-GALACTOPYRANOSIDE CAS:1824-94-8
Methyl-beta-D-galactopyranoside ke motsoako oa lik'hemik'hale o atisang ho ntšoa ho galactose. Ke mofuta oa methylated oa beta-D-galactose, moo sehlopha sa methyl se nkang sebaka sa e 'ngoe ea lihlopha tsa hydroxyl tsa molek'hule ea tsoekere. Phetoho ena e fetola litšobotsi tsa galactose, e etsa hore e tsitse haholoanyane 'me e lokele lits'ebetso tse fapaneng ho biochemistry le baeloji ea limolek'hule. Methyl-beta-D-galactopyranoside e sebelisoa hangata e le substrate litekong tsa enzyme, haholo-holo lithutong tse amanang le ts'ebetso ea beta-galactosidase. E boetse e sebelisoa e le probe ea limolek'hule ho ithuta temoho ea lik'habohaedreite le likamano, haholo-holo lits'ebetsong tse tsamaisoang ke 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 wa dikhemikhale o sebediswang haholo mafapheng a fapaneng, ho kenyeletswa le tlhahiso ya dintho tse phelang, meriana le saense ya thepa. E bopilwe ka lesale la phenyl le nketsweng sebaka ke sehlopha sa hydroxy, sehlopha sa sulfonic, le dihlopha tse pedi tsa methoxy. HDAOS hangata e fumanwa ka sebopeho sa letswai la sodium, e leng se bontshang boteng ba sodium cation e amanang le sehlopha sa sulfonic.
