-
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.
-
Tris maleate CAS:72200-76-1
Tris maleate ke motsoako oa lik'hemik'hale o sebetsang e le pH buffer le adjuster liindasteri tse fapaneng.E sebelisetsoa ho boloka maemo a tsitsitseng a pH le ho hanyetsa liphetoho tse bakoang ke ho eketsoa ha li-acids kapa metheo.Tris maleate hangata e sebelisoa lipatlisisong tsa biochemical, tlhoekiso ea protheine, lits'ebetso tsa indasteri le chemistry ea tlhahlobo.E sebetsa hantle haholo ho buffering maemong a tlase a pH mme e tsebahala ka ho feto-fetoha ha maemo ho boloka maemo a pH a nepahetseng.
-
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.
-
2-hydroxy-4-morpholinepropanesulphonic acid CAS:68399-77-9
2-hydroxy-4-morpholinepropanesulphonic acid (CAPS) ke zwitterionic buffering agent e atisang ho sebelisoa litekong tsa biochemical le molecular biology.Ke pH stabilizer e sebetsang hantle, e bolokang pH e tsitsitseng sebakeng se ka bang 9.2-10.2.CAPS e tsebahala haholo ka ts'ebeliso ea eona ea tlhoekiso ea protheine, litlhahlobo tsa enzymatic, media media le electrophoresis.E tsamaisana le li-enzyme 'me hangata e sebelisoa ho boloka pH e nepahetseng bakeng sa ts'ebetso ea enzyme nakong ea lits'ebetso tse fapaneng tsa laboratori.CAPS e boetse e sebelisoa mecheng ea litaba tsa setso sa lisele ho theha tikoloho e nepahetseng bakeng sa kholo ea lisele le ho phela hantle.Ho electrophoresis, e thusa ho boloka botsitso ba pH bo hlokahalang bakeng sa karohano le tlhahlobo ea li-nucleic acid kapa liprotheine.
-
beta-d-glucose pentaacetate CAS: 604-69-3
Beta-D-glucose pentaacetate ke motsoako oa lik'hemik'hale o nkiloeng ho tsoekere, tsoekere e bonolo.E thehoa ke tsoekere ea acetylating e nang le lihlopha tse hlano tsa acetyl, e leng se etsang hore lihlopha tsena li khomarele lihlopha tsa hydroxyl (OH) tse teng ka molek'hule ea tsoekere.Phetoho ena ea tsoekere e etsa hore e be le botsitso bo matlafetseng 'me e etsa hore e qhibilihe ka har'a lihlapolli tsa tlhaho.
Beta-D-glucose pentaacetate e na le ts'ebeliso e fapaneng lefapheng la k'hemistri ea tlhaho, haholo ho kopantseng le ho fetola lik'habohaedreite.E ka sebetsa e le selelekela kapa se mahareng ha ho lokisoa lihlahisoa tse ling tsa lik'habohaedreite kapa metsoako e rarahaneng ea manyolo.Ho feta moo, e 'nile ea sebelisoa lits'ebetsong tse ling tsa bongaka le tsa meriana tse kang litsamaiso tsa ho fana ka lithethefatsi le mekhoa e laoloang ea tokollo.
-
3-NITROPHENYL-BETA-D-GALACTOPYRANOSIDE CAS:3150-25-2
3-Nitrophenyl-beta-D-galactopyranoside (ONPG) ke karoloana e sebelisoang hangata litlhahlobong tsa enzymatic ho bona le ho lekanya tšebetso ea beta-galactosidase.Ha beta-galactosidase e le teng 'me e sebetsa, e hlahisa ONPG ka hydrolyze, e lokolla sehlahisoa sa 'mala o mosehla se bitsoang 3-nitrophenol.Botebo ba 'mala o mosehla o hlahisoang bo ka lekanyetsoa spectrophotometrically, e leng se lumellang palo ea ts'ebetso ea beta-galactosidase.ONPG e sebelisoa khafetsa ho baeloji ea limolek'hule le lipatlisisong tsa microbiology, hammoho le tlhahlobong ea bongaka, ho ithuta polelo ea liphatsa tsa lefutso, ts'ebetso ea protheine, boitsebahatso ba baktheria, le ts'ebetso ea lisele.
-
TOOS CAS: 82692-93-1 Theko ea Moetsi
Sodium 3-(N-ethyl-3-methylanilino) -2-hydroxypropanesulfonate ke motsoako oa lik'hemik'hale o tsejoang ka hore ke MESNa.Haholo-holo e sebelisoa e le ntho e fokotsang ho biochemistry le biology ea limolek'hule.MESNa e na le bokhoni ba ho senya litlamo tsa disulfide liprotheine, ho li fetola lihlopha tsa sulfhydryl.Ts'ebetso ena ea phokotso e bohlokoa bakeng sa lits'ebetso tse fapaneng tse kang protheine denaturation, ho thibela ho bokellana ha protheine, ho ngola liprotheine, le ho khutlisa liprotheine.MESNa e bapala karolo ea bohlokoa ho theoleheng ha protheine, ho sekaseka le ho ntlafatsoa liphuputsong tsa mahlale.
-
PIPES letsoai la monosodium CAS: 10010-67-0
Sodium hydrogen piperazine-1,4-diethanesulphonate, eo hape e tsejoang e le HEPES-Na, ke sesebelisoa se sebelisoang hangata ho etsa lipatlisiso tsa baeloji le tsa biochemical.E thusa ho boloka pH e tsitsitseng ea 6.8 ho 8.2 lits'ebetsong tse fapaneng, ho kenyeletsoa setso sa lisele, liteko tsa enzyme, le mekhoa ea baeloji ea limolek'hule.HEPES-Na e tsamaellana le litsamaiso tse fapaneng tsa baeloji 'me e tsitsitse holim'a mefuta e mengata ea mocheso.
-
PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE CAS:16758-34-2
PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE, e tsejoang hape e le phenyl thio galactopyranoside, ke motsoako oa lik'hemik'hale oa lelapa la glycosides.Ke motsoako oa galactose o nang le yuniti ea tsoekere ea galactopyranose e kopantsoeng le sehlopha sa phenylthio ho anomeric carbon.Motsoako ona o atisa ho sebelisoa lipatlisisong tsa biochemical e le substrate bakeng sa li-enzyme tse hydrolyze glycosidic bonds.E sebetsa e le substrate ea maiketsetso ho ithuta mosebetsi oa enzymatic oa glycosidase le ho fumana hore na ke eng e ikhethang, kinetics, le inhibition.PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE hangata e sebelisoa ka litlhahlobo tsa colorimetric le fluorometric ho lemoha boteng kapa ho lekanya ts'ebetso ea li-glycosidase tse fapaneng lisampong tsa baeloji.Hydrolysis ea motsoako ona ka li-enzyme tse khethehileng e hlahisa letšoao le ka fumanoang le ka lekanyetsoang.Ka lebaka la sehlopha sa eona se tsitsitseng sa phenylthio, PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE e ka tšoaroa habonolo le ho bolokoa ntle le ho senyeha, ho etsa hore e be khetho e loketseng bakeng sa liteko tsa enzyme le liteko tsa lipatlisiso.
-
2-(tris(hydroxymethyl)methylamino)ethane-1-sulphonic acid CAS:7365-44-8
2-(Tris(hydroxymethyl)methylamino)ethane-1-sulfonic acid, e khutsufalitsoeng e le TES, 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.Joalo ka motsoako oa asiti ea sulfonic ea tris(hydroxymethyl)aminomethane (Tris), TES e ka boloka pH e tsitsitseng ea 6.8 ho isa ho 8.2.E sebelisoa khafetsa mecheng ea litaba tsa setso sa lisele, karabelo ea enzymatic, protein electrophoresis, le lipatlisiso tsa DNA/RNA.TES e feto-fetoha haholo ebile e bohlokoa bakeng sa ho boloka maemo a nepahetseng litekong le mekhoa e fapaneng ea laboratori.
-
Dipso sodium CAS: 102783-62-0 Theko ea Moetsi
3--[N,N-Bis(hydroxyethyl) amino] -2-hydroxypropanesulphonic acid sodium letsoai, e tsejoang hape e le BES sodium letsoai, ke motsoako oa lik'hemik'hale o atisang ho sebelisoa lipatlisisong tsa biochemical le likopo tsa meriana.Ke sulfonic acid e tsoang ka foromo ea letsoai la sodium, e etsang hore e qhibilihe ka metsing 'me e be e tsitsitseng ka litharollo tse nang le metsi.
BES letsoai la sodium le na le mokhoa oa molek'hule oa C10H22NNaO6S le boima ba molek'hule bo ka bang 323.34 g / mol.Hangata e sebelisoa e le ntho e thibelang likokoana-hloko ka lebaka la bokhoni ba eona ba ho boloka pH e tsitsitseng ea tharollo.
Motsoako ona o tsejoa ka bokhoni ba ona bo botle ba ho hanela liphetoho tsa pH tse bakoang ke ho hlapolloa kapa ho eketsoa ha li-acids le metheo.E sebelisoa hangata ho karabelo ea bioloji le enzymatic, media media, tlhoekiso ea protheine, le lits'ebetso tse ling moo taolo e nepahetseng ea pH e leng bohlokoa.
-
D-(+) -Cellobiose CAS: 528-50-7
D-(+)-Cellobiose ke disaccharide e entsoeng ka li-unit tse peli tsa tsoekere tse kopantsoeng ke bond ea beta-1,4-glycosidic.Hangata e fumanoa ka cellulose, karolo e ka sehloohong ea marako a lisele tsa semela.Cellobiose ke ntho e thata e se nang 'mala, e kristale e qhibilihang ka metsing.Ha e siloe ke lintho tse ngata tse phelang, empa e ka tšeloa ka metsi ka li-enzyme tse itseng, tse kang cellobiase, ho ntša tsoekere.Cellobiose ke karolo ea bohlokoa ea lipakeng ho senyeha ha likokoana-hloko tsa selulose 'me e sebelisoa lits'ebetsong tse fapaneng tsa biotechnology, ho kenyeletsoa tlhahiso ea biofuel.
