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PIPES monosodium cusbo CAS: 10010-67-0
Sodium hydrogen piperazine-1,4-diethanesulphonate, oo sidoo kale loo yaqaan HEPES-Na, waa wakiilka kaydinta inta badan loo isticmaalo cilmi-baarista bayooloji iyo bayooloji.Waxay ka caawisaa in la ilaaliyo kala duwanaanta pH ee 6.8 ilaa 8.2 ee codsiyada kala duwan, oo ay ku jiraan dhaqanka unugyada, imtixaannada enzymes, iyo farsamooyinka bayoolaji molecular.HEPES-Na waxay la jaan qaadaysaa nidaamyada noole ee kala duwan waxayna ku xasilloon tahay heerkul ballaaran oo kala duwan.
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D-Glucuronic acid CAS:6556-12-3
D-Glucuronic acid waa asiidh sonkor ah oo laga helo gulukoos, waxaana si dabiici ah looga helaa jidhka bini'aadamka iyo unugyada kala duwan ee dhirta iyo xayawaanka.Waxay door muhiim ah ka ciyaartaa sun-saarista, ku xidhka iyo baabi'inta sunta iyo daawooyinka jidhka.Intaa waxaa dheer, D-Glucuronic acid waxay ku lug leedahay isku-darka iyo dheef-shiid kiimikaadka unugyo kala duwan, oo ay ku jiraan glycosaminoglycans, kuwaas oo muhiim u ah unugyada isku xiran.Waxay leedahay sifooyin antioxidant iyo faa'iidooyin caafimaad oo suurtagal ah, waxaana loo isticmaalaa kaabista cuntada iyo alaabta daryeelka maqaarka.
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2-Chloroethanesulfonic acid CAS:15484-44-3
2-Chloroethanesulfonic acid, oo sidoo kale loo yaqaan chloroethanesulfonic acid ama CES, waa iskudhis organic ah oo leh caanaha kiimikada C2H5ClSO3H.Waa dareere cad oo aan midab lahayn kaas oo aad ugu milmaya biyaha iyo dareeraha dabiiciga ah ee polar.
CES waxaa si weyn loogu isticmaalaa dhexdhexaadiye kiimiko oo kala duwan oo warshado kala duwan ah.Waxa ugu horrayn lagu shaqeeyaa isku-dhafka dawooyinka, kiimikooyinka beeraha, iyo midabaynta organic.Kooxdeeda sulfonic acid waxay ka dhigtaa reagent waxtar u leh soo bandhigida shaqeynta aashitada sulfonic molecules organic, kuwaas oo kor u qaadi kara milmayntooda, xasilloonida, ama noolaha.
Aysiidhkeeda xooggan awgeed, CES waxa kale oo loo isticmaali karaa kicin ama reagent aashito ah falcelinta dabiiciga ah.Dabeecaddeeda acidic waxay u oggolaaneysaa inay kor u qaaddo falcelinta sida esterifications, acylations, iyo sulfonations.Intaa waxaa dheer, waxay u adeegi kartaa sidii hagaajinta pH, wakiilka wax ilaalinaya, ama daxal-horjoogaha hababka warshadaha.
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HEIDA CAS: 93-62-9 Qiimaha soo saaraha
N- (2-Hydroxyethyl) iminodiacetic acid (HEIDA) waa isku dhaf kiimiko ah oo leh codsiyo badan oo dhinacyo kala duwan ah.Waa wax-ka-qabashada, taasoo la macno ah inay awood u leedahay inay ku xidho ion birta oo ay samayso dhismayaal deggan.
Kiimikada falanqaynta, HEIDA waxaa badanaa loo adeegsadaa sidii wakiil kakan marka la eego titrations iyo kala-goynta falanqaynta.Waxaa loo adeegsan karaa in lagu kala saaro ion birta, sida kalsiyum, magnesium, iyo birta, oo ka hortagto inay farageliyaan saxnaanta cabbirada gorfaynta.
HEIDA sidoo kale waxay ka heshaa codsiga warshadaha dawooyinka, gaar ahaan samaynta daawooyinka qaarkood.Waxaa loo isticmaali karaa sidii wakiil xasiliye iyo milmiye dawooyin liidata, taasoo gacan ka geysanaysa hagaajinta noolaha iyo waxtarkooda.
Meel kale oo loo isticmaalo HEIDA waa dhinaca daaweynta biyaha wasakhda ah iyo hagaajinta deegaanka.Waxaa loo shaqaaleysiin karaa sidii wakiil sequestering ah si looga saaro wasakhowga birta culus ee biyaha ama ciidda, si loo yareeyo suntooda korna loogu qaado dadaallada hagaajinta.
Intaa waxaa dheer, HEIDA waxaa loo adeegsaday isku dhafka isku-dubbaridka iyo qaab-dhismeedka birta-organic (MOFs), kuwaas oo leh codsiyo kala duwan oo ku saabsan kicinta, kaydinta gaaska, iyo dareenka.
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4-Aminophenyl-β-D-galactopyranoside CAS:5094-33-7
4-Aminophenyl-β-D-galactopyranoside waa isku-dhismeed synthetic ah oo la mid ah substrate 3-Nitrophenyl-β-D-galactopyranoside (ONPG).Waxaa loo isticmaalaa sidii substrate-ka beta-galactosidase enzyme assays.Marka 4-aminophenyl-β-D-galactopyranoside waa hydrolyzed by beta-galactosidase, waxa ay sii daayaan xarun midab huruud ah oo loo yaqaan p-aminophenol.Dhaqdhaqaaqa beta-galactosidase waxaa lagu qiyaasi karaa iyada oo la qiyaaso qadarka p-aminophenol ee la soo saaro, sida caadiga ah iyada oo loo marayo baaritaanka midabka midabka ama spectrophotometric. , Xakamaynta enzyme ama firfircoonida, iyo aqoonsiga bakteeriyada.Awoodda lagu ogaanayo oo lagu cabbiro waxqabadka beta-galactosidase ayaa muhiim u ah dhinacyo badan oo cilmi baaris ah, oo ay ku jiraan bayoolajiga molecular, microbiology, iyo baarista caafimaad.
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3-(cyclohoxylamino)-2-hydroxy-1-propanesuhicic acid CAS:73463-39-5
3- (cyclohexylamino) -2-hydroxy-1-propanesuhicic acid waa iskudhis kiimiko oo leh caanaha kelli C12H23NO3S.Waxay ka tirsan tahay qoys ka kooban xeryahooda loo yaqaan asiidhyada sulfonic.Xaruntan gaarka ah waxay ka kooban tahay koox cyclohexylamino ah, koox hydroxy ah, iyo unug acid propanesuhicic ah.Waxaa loo isticmaalaa codsiyada warshadaha kala duwan, oo ay ku jiraan sida block dhismaha ee synthesis organic iyo sida reagent ah ee cilmi-baarista dawooyinka.Dhismaha gaarka ah ee xarunta iyo guryaha ayaa ka dhigaya mid ku habboon falcelinta kiimikaad ee gaarka ah iyo baaritaannada sayniska.
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2-NITROPHENYL-BETA-D-GLUCOPYRANOSIDE CAS:2816-24-2
2-Nitrophenyl-beta-D-glucopyranoside waa kiimiko ka kooban molecule glucopyranoside oo ku xiran koox nitrofenyl ah.Waxaa caadi ahaan loo isticmaalaa sida substrate ee imtixaannada enzymatic si loo ogaado oo loo qiyaaso dhaqdhaqaaqa enzymes sida beta-glucosidase.Kooxda nitrophenyl waxaa lagu kala jeexjeexi karaa enzyme-ka, taasoo keentay in la sii daayo badeeco midab jaale ah oo lagu qiyaasi karo spectrophotometrically.Xaruntani waxay si gaar ah faa'iido u leedahay barashada kinetics-ka enzymka iyo baadhista sare u kaca ee ka hortagga enzyme-ka ama firfircoonayaasha.Waxa kale oo ay ka shaqeysaa cilmi-baarista biochemical ee baaritaanka dheef-shiid kiimikaadka karbohaydraytyada iyo sidii substrate-gaar ah-glycosidic-linkage.
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MES HEMISODIUM CAS: 117961-21-4
2-Amino-2-methyl-1,3-propanediol, oo sidoo kale loo yaqaan AMPD ama α-methyl serinol, waa unug kiimiko oo leh caanaha molecular C4H11NO2.Waa aalkolo amino ah oo sida caadiga ah loo isticmaalo dhexdhexaadinta kiimikaad ee isku dhafka daawooyinka iyo xeryahooda organic.AMPD waxay caan ku tahay awooda ay u leedahay inay u dhaqanto sidii caawiye chiral falcelinta asymmetric, taasoo ka dhigaysa mid qiimo leh soo saarista xeryahooda saafiga ah.Intaa waxaa dheer, waxa loo isticmaalay sidii qayb ka mid ah daryeelka shakhsi ahaaneed iyo alaabta la isku qurxiyo ee guryaha qoyaanka ah.
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Tris (hydroxymethyl) nitromethane CAS: 126-11-4
Tris (hydroxymethyl) nitromethane, oo inta badan loo yaqaan Tris ama THN, waa iskudhis kiimiko oo leh caanaha molecular C4H11NO4.Waa crystalline jaale cirro leh oo aad ugu milmay biyaha.Tris waxaa si weyn loogu isticmaalaa sidii wakiilka bayoolajiga ee codsiyada bayoolajiga biochemical iyo molecular.Waxay ka caawisaa ilaalinta kala duwanaanta pH ee xalalka, taasoo ka dhigaysa mid qiimo leh farsamooyin kala duwan sida DNA iyo RNA go'doominta, PCR, gel electrophoresis, nadiifinta borotiinka, dhaqanka unugyada, kimistariga borotiinka, enzymology, iyo qiimeynta biochemical.Guryaha kaydinta Tris waxay u oggolaanayaan xaaladaha ugu wanaagsan tijaabooyinkan, hubinta natiijooyin sax ah oo la isku halayn karo.
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X-GAL CAS: 7240-90-6 Qiimaha soo saaraha
5-Bromo-4-chloro-3-indolyl-β-D-galactoside (X-Gal) waa substrate chromogenic ah oo caadi ah oo loo isticmaalo bayoolaji molecular iyo codsiyada biochemistry.Waxaa si weyn loo isticmaalaa in lagu ogaado hidda-wadaha lacZ, kaas oo qeexaya enzyme β-galactosidase.
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1,2,3,4,6-Penta-O-acetyl-D-mannopyranose CAS:25941-03-1
1,2,3,4,6-Penta-O-acetyl-D-mannopyranose waa unug kiimiko ah oo laga soo qaatay D-mannose, sonkor fudud.Waa derivative halka kooxaha acetyl ay ku dheggan yihiin shan ka mid ah lixda kooxood ee hydroxyl ee ku jira molecule mannose.Noocan Acetylated ee D-mannose waxaa caadi ahaan loo isticmaalaa isku-dhafka dabiiciga ah iyo cilmi-baarista kiimikaad sida dhismo ama walxo bilow ah oo loogu talagalay isku-dhafka unugyo kakan.Kooxaha acetylku waxay bixiyaan xasilooni waxayna bedeli karaan falcelinta iyo sifooyinka xarunta.
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1,2,3,4-Di-O-Isopropylidene-alpha-D-galactopyranose CAS:4064-06-6
1,2:3,4-Di-O-isopropylidene-D-galactopyranose waa iskudhis kiimiko ah oo ka tirsan qoyska galactopyranose derivatives.Waxaa caadi ahaan loo isticmaalaa kimisteriga dabiiciga ah sida wakiilka ilaalinta kooxaha hydroxyl ee ku jira sonkorta, gaar ahaan galactose.Xarunta waxaa lagu farsameeyaa iyadoo la falcelinayo D-galactose leh acetone si loo sameeyo derivative diacetone, ka dibna lagu daaweeyaa acid si loo sameeyo derivative di-O-isopropylidene.Kala soocidaani waxay ilaalisaa kooxaha hydroxyl, ka hortagga falcelinta aan la rabin inta lagu jiro isku-darka kiimikada, waxaana si xushmad leh looga saari karaa si loo soo nooleeyo xaruntii asalka ahayd.Qaab dhismeedkeeda is haysta iyo xasilloonida ayaa ka dhigaysa mid faa'iido u leh codsiyada kala duwan ee gudaha beerta isku-dhafka organic.
