-
4-Nitrophenyl-alpha-D-glucopyranoside CAS:3767-28-0
4-Nitrophenyl-alpha-D-glucopyranoside ndi mankhwala omwe amagwiritsidwa ntchito kwambiri poyesa biochemical ndi kuyesa.Ndi gawo lapansi lomwe limatha kung'ambika ndi michere ina, monga glycosidase, kuti itulutse chinthu chodziwika.Mapangidwe ake amakhala ndi molekyulu ya glucose (alpha-D-glucose) yolumikizidwa ndi gulu la 4-nitrophenyl.Pagululi nthawi zambiri limagwiritsidwa ntchito pophunzira ndikuyesa ntchito ya michere yomwe imakhudzidwa ndi kagayidwe kachakudya kagayidwe kazakudya komanso njira za glycosylation.
-
TAPS CAS: 29915-38-6 Mtengo Wopanga
TAPS (3-(N-morpholino)propanesulfonic acid) ndi zwitterionic buffering agent yomwe imagwiritsidwa ntchito pofufuza zamoyo ndi zamankhwala.Ndiwothandiza kwambiri pakusunga pH yokhazikika, ndikupangitsa kuti ikhale chida chofunikira pakuyesa ndi njira zomwe zimafunikira kuwongolera bwino kwa pH.TAPS imagwiritsidwa ntchito mu chikhalidwe cha ma cell, njira zama cell biology, kusanthula mapuloteni, maphunziro a enzyme kinetics, ndi kuyesa kwa biochemical.Kuthekera kwake komanso kuyanjana ndi machitidwe osiyanasiyana achilengedwe kumapangitsa kuti ikhale chisankho chosunthika komanso chodalirika chosunga madera abwino a pH.
-
ALPS CAS: 82611-85-6 Mtengo Wopanga
N-Ethyl-N-(3-sulfopropyl) aniline mchere wa sodium ndi mankhwala omwe ali ndi gulu la amine (aniline) ndi gulu la ethyl ndi sulfopropyl lomwe limaphatikizidwapo.Ili mu mawonekedwe a mchere wa sodium, kutanthauza kuti wakhala akugwirizanitsidwa ndi ion sodium kuti awonjezere kusungunuka kwake m'madzi.Katunduyu amagwiritsidwa ntchito kwambiri popanga mankhwala, kupanga mankhwala, komanso kupanga utoto.Magwiridwe ake enieni ndi katundu akhoza kusiyana malingana ndi momwe amagwiritsira ntchito.
-
METHYL-BETA-D-GALACTOPYRANOSIDE CAS:1824-94-8
Methyl-beta-D-galactopyranoside ndi mankhwala omwe amachokera ku galactose.Ndi mtundu wa methylated wa beta-D-galactose, pomwe gulu la methyl limalowa m'malo mwa gulu limodzi la hydroxyl la molekyulu ya shuga.Kusintha kumeneku kumasintha mphamvu ya galactose, ndikupangitsa kuti ikhale yokhazikika komanso yoyenera kugwiritsidwa ntchito mosiyanasiyana mu biochemistry ndi molekyulu ya biology.Methyl-beta-D-galactopyranoside imagwiritsidwa ntchito ngati gawo laling'ono poyesa ma enzyme, makamaka m'maphunziro okhudza ntchito ya beta-galactosidase.Amagwiritsidwanso ntchito ngati kafukufuku wa mamolekyu kuti aphunzire kuzindikira ndi kuyanjana kwa ma carbohydrate, makamaka m'njira zokhala ndi lectin.
-
HDAOS CAS: 82692-88-4 Mtengo Wopanga
HDAOS (N-(2-Hydroxy-3-sulfopropyl) -3,5-dimethoxyaniline sodium salt) ndi mankhwala omwe amagwiritsidwa ntchito kwambiri m'madera osiyanasiyana, kuphatikizapo organic synthesis, pharmaceuticals, and material science.Amakhala ndi mphete ya phenyl yolowetsedwa ndi gulu la hydroxy, gulu la sulfonic, ndi magulu awiri a methoxy.HDAOS imapezeka ngati mchere wa sodium, kusonyeza kukhalapo kwa sodium cation yogwirizana ndi gulu la sulfonic.
-
3-Morpholino-2-hydroxypropanesulfonic acid mchere wa sodium CAS: 79803-73-9
3-Morpholino-2-hydroxypropanesulfonic acid mchere wa sodium, womwe umadziwikanso kuti MES sodium mchere, ndi mankhwala omwe amagwiritsidwa ntchito ngati buffering agent mu biochemical and biochemical research.
MES ndi zwitterionic buffer yomwe imagwira ntchito ngati pH regulator, kusunga pH yokhazikika pamachitidwe osiyanasiyana oyesera.Ndiwosungunuka kwambiri m'madzi ndipo imakhala ndi mtengo wa pKa pafupifupi 6.15, zomwe zimapangitsa kuti ikhale yoyenera kusungidwa mu pH ya 5.5 mpaka 7.1.
Mchere wa sodium wa MES umagwiritsidwa ntchito nthawi zambiri munjira zama cell biology monga kudzipatula kwa DNA ndi RNA, kuyesa kwa ma enzyme, komanso kuyeretsa mapuloteni.Amagwiritsidwanso ntchito muzofalitsa zama cell kuti azikhala ndi pH yokhazikika kuti ma cell akule komanso kuchulukirachulukira.
Chimodzi mwazinthu zodziwika bwino za MES ndikukhazikika kwake pansi pamikhalidwe komanso kukana kusintha kwa kutentha.Izi zimapangitsa kuti zikhale zoyenera kugwiritsidwa ntchito poyesera kumene kusinthasintha kwa kutentha kumayembekezeredwa.
Ofufuza nthawi zambiri amakonda mchere wa sodium wa MES ngati chotchingira chifukwa chosokoneza pang'ono ndi machitidwe a enzymatic komanso kuchuluka kwa buffer mkati mwa pH yake yoyenera.
-
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 ndi mankhwala omwe amagwiritsidwa ntchito kwambiri pofufuza zamoyo.Ndi mtundu wosinthidwa wa mamolekyu a shuga a galactose, ndipo umakhala ndi ntchito zingapo pakuyesa ma enzyme, kusanthula mawu amtundu, machitidwe owunikira, komanso kuyeretsa mapuloteni.Kapangidwe kake kumaphatikizapo magulu a acetyl ndi gulu la thio, lomwe limathandizira kuzindikira ndi kuwongolera zochitika zinazake za enzymatic.Ponseponse, chigawochi ndi chofunikira powerenga ntchito ndi ntchito ya enzyme β-galactosidase, komanso muzoyesa zosiyanasiyana zamamolekyulu ndi biochemistry.
-
DAOS CAS: 83777-30-4 Mtengo Wopanga
N-Ethyl-N-(2-hydroxy-3-sulfopropyl) -3,5-dimethoxyaniline mchere wa sodium ndi mankhwala omwe ali m'gulu la sulfonated anilines.Ndi mawonekedwe amchere a sodium, kutanthauza kuti ali mu mawonekedwe a crystalline olimba omwe amasungunuka m'madzi.Pagululi lili ndi mamolekyulu a C13H21NO6SNa.
Lili ndi magulu a alkyl ndi sulfo, omwe amapangitsa kuti ikhale yothandiza pamagwiritsidwe osiyanasiyana.Nthawi zambiri amagwiritsidwa ntchito ngati utoto wapakatikati popanga utoto wachilengedwe, makamaka womwe umagwiritsidwa ntchito popanga nsalu.Kaphatikizidwe kameneka kamapereka utoto komanso kumapangitsa kuti utoto ukhale wokhazikika, umapangitsa kuti utotowo ukhale wokhazikika komanso wokhalitsa.
Kuphatikiza apo, imathanso kugwira ntchito ngati surfactant chifukwa cha gulu lake la hydrophilic sulfonate ndi gulu la hydrophobic alkyl.Katunduyu amalola kuti achepetse kuthamanga kwamadzimadzi, kupangitsa kuti ikhale yamtengo wapatali muzopangira zotsukira, emulsion stabilizers, ndi njira zina zamafakitale zomwe zimaphatikizapo kubalalitsidwa kwa zinthu.
-
![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, yomwe imadziwika kuti bicine, ndi mankhwala omwe ali ndi mphamvu zowononga.Amagwiritsidwa ntchito kwambiri pazinthu zosiyanasiyana zasayansi ndi mafakitale.Bicine imagwira ntchito ngati pH yowongolera, imathandizira kuti pH ikhale yokhazikika pamayankho ndikupereka mikhalidwe yabwino kwambiri yamachitidwe am'chilengedwe.Imapeza ntchito pakuyesa ma enzyme, media media, ma protein purification, electrophoresis, ndi kupanga mankhwala.
-
4-NITROPHENYL-ALPHA-D-MANNOPYRANOSIDE CAS:10357-27-4
4-Nitrophenyl-alpha-D-mannopyranoside ndi mankhwala opangidwa kuchokera ku mannose a shuga.Amakhala ndi molekyu ya mannose yolumikizidwa ndi gulu la nitrophenyl.Gululi limagwiritsidwa ntchito nthawi zambiri pakufufuza kwachilengedwe komanso zamankhwala monga gawo laling'ono pozindikira komanso kuyeza zochita za ma enzyme.Mwachindunji, angagwiritsidwe ntchito pophunzira ntchito ya michere yomwe imatsitsa kapena kusintha magawo okhala ndi mannose.Gulu la nitrophenyl lomwe limalumikizidwa ku molekyu ya mannose limalola kuyeza ntchito ya enzyme poyang'anira kutuluka kwa nitrophenyl moiety.Pagululi nthawi zambiri amagwiritsidwa ntchito poyesa kuphunzira ma enzyme omwe amakhudzidwa ndi metabolism ya carbohydrate kapena glycosylation process.
-
Tricine CAS:5704-04-1 Mtengo Wopanga
Tricine ndi zwitterionic organic compound yokhala ndi mankhwala C6H13NO5S.Amagwiritsidwa ntchito kwambiri ngati njira yochepetsera, makamaka pazachilengedwe komanso zamankhwala.Chosiyanitsa cha Tricine ndi mphamvu yake yapadera yotchinga pa pH ya acidic pang'ono, kupangitsa kuti ikhale yothandiza kwambiri pakuyesa komwe kumafunikira malo okhazikika komanso olondola a pH.Amagwiritsidwa ntchito kwambiri mu protein electrophoresis, njira zama cell biology, ma enzymatic assays, komanso media media.Tricine imathandiza kukhalabe ndi mikhalidwe yabwino pazachilengedwe zosiyanasiyana, kuwonetsetsa kuti zolondola ndi zodalirika pakufufuza ndi kusanthula.
-
Egtazic asidi CAS: 67-42-5 Wopanga Mtengo
Ethylenebis(oxyethylenenitrilo)tetraacetic acid (EGTA) ndi chelating wothandizira omwe amagwiritsidwa ntchito pofufuza zamoyo ndi zamankhwala.Ndi mankhwala opangidwa omwe amachokera ku ethylenediamine ndi ethylene glycol.EGTA ili ndi kuyanjana kwakukulu kwa ayoni achitsulo a divalent, makamaka kashiamu, ndipo amagwiritsidwa ntchito kwambiri ku chelate ndi kusekera ma ion awa m'machitidwe osiyanasiyana monga mu chikhalidwe cha ma cell, ma enzyme assays, ndi njira zama cell biology.Pomanga kashiamu ndi ayoni ena achitsulo, EGTA imathandizira kuwongolera kuchuluka kwawo, motero imakhudza njira zingapo zama biochemical.
![Bis [2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0](http://cdn.globalso.com/xindaobiotech/图片169.png)
