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2,3,4,6-TETRA-O-BENZOYL-ALPHA-D-GLUCOPYRANOSYL BROMIDE CAS:14218-11-2
2,3,4,6-Tetra-O-benzoyl-alpha-D-glucopyranosyl bromide ndi mankhwala omwe ali m'gulu la zotumphukira za shuga.Amakhala ndi molekyu ya shuga yokhala ndi magulu anayi a benzoyl omwe amamangiriridwa kumagulu ake a hydroxyl, pamodzi ndi atomu ya bromide pamalo a anomeric.
Pawiriyi imagwiritsidwa ntchito makamaka mu organic ndi mankhwala ngati gulu loteteza hydroxyl magwiridwe antchito a shuga.Magulu a benzoyl amagwira ntchito yotsekereza magulu a hydroxyl kwakanthawi, kuwapangitsa kuti asatengeke kwambiri ndi zochitika zapakhungu panthawi yopanga.Izi zimalola magwiridwe antchito osankhidwa amagulu enaake a hydroxyl muzochokera ku glucose.
Kuphatikiza apo, zotumphukira za glucose zotetezedwa ndi benzoyl zitha kugwiritsidwa ntchito ngati zomangira zopangira ma glycosides osiyanasiyana ndi glycoconjugates.Glycosides ndi mankhwala opangidwa ndi kulumikizana kwa molekyulu ya shuga kumagulu ena, monga mankhwala kapena zinthu zachilengedwe, ndipo amapeza ntchito pakupanga mankhwala ndi biology yamankhwala.
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POPSO CAS: 68189-43-5 Mtengo Wopanga
POPSO, chidule cha Piperazine-N,N'-bis(2-hydroxypropanesulfonic acid) mchere wa sesquisodium, ndi chinthu chomwe chimagwiritsidwa ntchito pofufuza zamoyo ndi zamankhwala.Zimathandizira kukhala ndi pH yokhazikika pamayankho, makamaka mkati mwamtundu wa pH.Mchere wa PIPES sesquisodium umagwiritsidwa ntchito mu chikhalidwe cha maselo, mapuloteni a biochemistry, electrophoresis, njira za biology ya maselo, machitidwe operekera mankhwala, ndi zina.Kutha kwake kuwongolera pH kumapangitsa kukhala chida chofunikira pakufufuza ndi ntchito zama mafakitale osiyanasiyana.
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BES CAS:10191-18-1 Mtengo Wopanga
N,N-Bis(hydroxyethyl) -2-aminoethanesulfonic acid, yomwe imadziwikanso kuti BES kapena N,N-Bis(2-hydroxyethyl)aminoethanesulfonic acid, ndi mankhwala omwe amagwiritsidwa ntchito ngati buffering pazasayansi ndi mafakitale osiyanasiyana. .
BES ndi zwitterionic pawiri, kutanthauza kuti ili ndi zabwino komanso zoyipa zomwe zili mkati mwake.Katunduyu amalola kuti asunge pH yokhazikika pamayankho.
BES ili ndi mtengo wa pKa pafupifupi 7.4, zomwe zimapangitsa kuti ikhale yothandiza kwambiri pakubisala pamilingo ya pH ya thupi.Nthawi zambiri amagwiritsidwa ntchito pakuyesa kwachilengedwe komanso kwachilengedwe, monga kuyeretsa mapuloteni, machitidwe a enzyme, ndi chikhalidwe cha cell, pomwe kusunga pH yeniyeni ndikofunikira.
Kuphatikiza apo, BES imagwiritsidwa ntchito kwambiri munjira za electrophoresis, chifukwa imathandizira kukhala ndi pH yofunikira pakulekanitsa ndi kusanthula ma biomolecules omwe amaperekedwa, monga mapuloteni ndi nucleic acid.
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2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl 2,2,2-trichloroacetimidate CAS:86520-63-0
2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl 2,2,2-trichloroacetimidate ndi mankhwala omwe amagwiritsidwa ntchito kwambiri mu carbohydrate chemistry ndi glycosylation reactions.Ndiwochokera ku α-D-galactopyranose, mtundu wa shuga, pomwe magulu a hydroxyl pa 2, 3, 4, ndi 6 malo a mphete ya galactopyranose ndi acetylated.Kuonjezera apo, anomeric carbon (C1) ya shuga imatetezedwa ndi gulu la trichloroacetimidate, lomwe limapanga electrophile yamphamvu panthawi ya glycosylation reaction.
Pawiri nthawi zambiri amagwiritsidwa ntchito ngati glycosylating wothandizila kuyambitsa galactose moieties mu mamolekyu osiyanasiyana, monga mapuloteni, peptides, kapena mamolekyu ang'onoang'ono organic.Izi zitha kutheka pochita pawiri ndi nucleophile (mwachitsanzo, magulu a hydroxyl pa molekyulu yomwe mukufuna) pamikhalidwe yoyenera.Gulu la trichloroacetimidate limathandizira kulumikizidwa kwa gawo la galactose ku molekyulu yomwe mukufuna, zomwe zimapangitsa kuti pakhale mgwirizano wa glycosidic.
Pagululi nthawi zambiri amagwiritsidwa ntchito popanga glycoconjugates, glycopeptides, ndi glycolipids.Imapereka njira yosunthika komanso yothandiza yosinthira mamolekyu okhala ndi zotsalira za galactose, zomwe zitha kukhala zofunikira m'magawo osiyanasiyana, kuphatikiza maphunziro achilengedwe, njira zoperekera mankhwala, kapena chitukuko cha katemera.
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3-(N,N-dimethyldodecylammonio) propanesulfonate CAS:14933-08-5
N-(2-Aminoethyl)morpholine, yomwe imadziwikanso kuti AEM, ndi mankhwala omwe ali ndi mzere wozungulira.Amakhala ndi mphete ya morpholine yokhala ndi gulu la aminoethyl lomwe limalumikizidwa ku imodzi mwa maatomu ake a nayitrogeni.AEM ndi madzi opanda mtundu okhala ndi fungo lodziwika bwino.
AEM imapeza ntchito m'magawo osiyanasiyana amakampani.Amagwiritsidwa ntchito makamaka ngati zosungunulira zopangira organic chifukwa champhamvu zake zosungunulira.Kuphatikiza apo, AEM imagwira ntchito ngati corrosion inhibitor m'mafakitale oyeretsa zitsulo, kupanga mafuta ndi gasi, komanso kukonza madzi.Zimathandizira kuteteza zitsulo ku dzimbiri ndi dzimbiri.
Kuphatikiza apo, AEM imagwira ntchito ngati mankhwala apakatikati pakupanga mankhwala, agrochemicals, ndi mankhwala apadera.Amagwiritsidwa ntchito pazowonjezera za polima kuti apititse patsogolo zomatira za zokutira, zomatira, ndi zosindikizira.AEM imagwiritsidwanso ntchito ngati chosinthira pH kapena chothandizira kubisala munjira zina zamafakitale.
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MES monohydrate CAS: 145224-94-8
MES monohydrate ndi mawonekedwe a hydrated a 4-Morpholineethanesulfonic acid (MES), wothandizira omwe amagwiritsidwa ntchito kwambiri pofufuza zamoyo ndi zamankhwala.Ndi ufa wa crystalline woyera womwe umasungunuka m'madzi ndipo uli ndi mtengo wa pKa kuzungulira 6.1.MES monohydrate imadziwika chifukwa cha kuthekera kwake kukhala ndi pH yokhazikika pakati pa 5.5 mpaka 6.7, ndikupangitsa kuti ikhale yoyenera ntchito zosiyanasiyana monga maphunziro a enzyme, kuyeretsa mapuloteni, gel electrophoresis, chikhalidwe cha cell, ndi machitidwe amankhwala.Kusinthasintha kwake komanso kugwirizana ndi machitidwe achilengedwe kumapangitsa kuti ikhale gawo lofunikira pakuyesa ndi njira zambiri zama labotale.
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beta-d-glucose pentaacetate CAS: 604-69-3
Beta-D-glucose pentaacetate ndi mankhwala omwe amachokera ku glucose, shuga wosavuta.Amapangidwa ndi shuga wa acetylating wokhala ndi magulu asanu a acetyl, zomwe zimapangitsa kuti maguluwa agwirizane ndi magulu a hydroxyl (OH) omwe amapezeka mu molekyulu ya glucose.Kusintha kwa glucose uku kumapangitsa kuti ikhale yokhazikika komanso kuti isungunuke mu zosungunulira za organic.
Beta-D-glucose pentaacetate imagwira ntchito mosiyanasiyana pankhani ya organic chemistry, makamaka pa kaphatikizidwe ndi kusintha kwa chakudya.Zitha kukhala ngati kalambulabwalo kapena wapakatikati pokonzekera zotumphukira zina zama carbohydrate kapena ma organic compounds.Kuphatikiza apo, yakhala ikugwiritsidwa ntchito m'njira zina zamankhwala ndi zamankhwala monga njira zoperekera mankhwala ndi njira zowongolera zotulutsa.
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Tris-HCl CAS: 1185-53-1 Mtengo Wopanga
Tris-HCl, yomwe imadziwikanso kuti Tris hydrochloride, ndi chitetezo chachilengedwe chomwe chimagwiritsidwa ntchito mosiyanasiyana.Ndi kuphatikiza kwa Tris (tris(hydroxymethyl)aminomethane) ndi hydrochloric acid.Dongosolo lachitetezo ili ndi lothandiza pakusunga malo okhazikika a pH, makamaka pa pH 7-9.Tris-HCl imagwiritsidwa ntchito kwambiri muzasayansi zama cell, protein biochemistry, enzymology, ndi ntchito zina zama biochemical.Zimathandizira kukhalabe ndi pH yoyenera panjirazi, kuwonetsetsa kuti mapuloteni, ma enzymes, ndi nucleic acids akhazikika.Tris-HCl imapezeka m'njira zosiyanasiyana, monga ufa kapena njira zowonongeka, zomwe zimapangitsa kuti zikhale zosavuta kukonzekera ndikugwiritsa ntchito m'malo osiyanasiyana a labotale.
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N-ethyl-N-(3-sulfopropyl)-M-anisidinesodium CAS:82611-88-9
N-Ethyl-N- (3-sulfopropyl) -3-methoxyaniline mchere wa sodium ndi mankhwala omwe ali ndi gulu la N-ethyl, gulu la sulfopropyl, ndi gulu la 3-methoxyaniline.Nthawi zambiri amapezeka ngati mchere wa sodium, womwe umapangitsa kusungunuka kwake m'madzi.
Pulogalamuyi imakhala ndi ntchito zosiyanasiyana m'mafakitale ndi kafukufuku.Itha kugwiritsidwa ntchito ngati utoto wapakatikati, chothandizira, kapena ngati reagent mu organic synthesis.Makhalidwe ake, monga kusungunuka, kukhazikika, ndi reactivity, zimapangitsa kuti zikhale zoyenera kugwiritsa ntchito m'madera osiyanasiyana.
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2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE CAS:312693-81-5
2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE ndi mankhwala omwe amagwiritsidwa ntchito kwambiri pofufuza ndi kufufuza zamoyo.Ndilo chochokera ku galactose, mtundu wa shuga.Mankhwalawa nthawi zambiri amagwiritsidwa ntchito ngati gawo laling'ono kuti azindikire ntchito ya beta-galactosidase, enzyme yomwe ilipo mu zamoyo zambiri, kuphatikizapo mabakiteriya.Pamene beta-galactosidase ilipo, imadula 2-NAPHTHYL-BETA-D-GALACTOPYRANOSIDE mu naphthol ndi galactose.Molekyu ya naphthol yomwe imachokera imatha kuzindikirika mosavuta ndi kuyamwa kwake kwa kuwala kwa ultraviolet, kulola asayansi kuyeza ntchito ya beta-galactosidase.Kuyesa kumeneku kumagwiritsidwa ntchito kwambiri mu kafukufuku wa mamolekyulu a biology ndi genetics, pazogwiritsa ntchito monga kuphunzira malamulo a majini, kanenedwe ka mapuloteni, ndi kuthekera kwa maselo.
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TOOS CAS: 82692-93-1 Mtengo Wopanga
Sodium 3-(N-ethyl-3-methylanilino) -2-hydroxypropanesulfonate ndi mankhwala omwe amadziwika kuti MESNa.Amagwiritsidwa ntchito makamaka ngati chochepetsera mu biochemistry ndi molecular biology.MESNa imatha kuthyola zomangira za disulfide m'mapuloteni, kuwasandutsa magulu a sulfhydryl.Njira yochepetserayi ndiyofunikira pakugwiritsa ntchito zosiyanasiyana monga kusintha kwa mapuloteni, kupewa kuphatikizika kwa mapuloteni, kulemba zilembo zama protein, ndikubwezeretsanso mapuloteni.MESNa imatenga gawo lofunikira pakuwongolera mapuloteni, kusanthula, ndikusintha pakufufuza kwasayansi.
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CAPSO Na CAS:102601-34-3 Mtengo Wopanga
CAPSO Na, yomwe imadziwikanso kuti 3-(cyclohexylamino) -2-hydroxy-1-propanesulfonic acid sodium mchere, ndi gulu lomwe limachokera ku banja la sulfonic acid.Ndi zwitterionic buffer yomwe imagwiritsidwa ntchito nthawi zambiri pama biochemical ndi ma cell biology.
CAPSO Na imagwira ntchito ngati pH-regulating agent ndipo imagwiritsidwa ntchito kwambiri popanga ma buffer formulations kuti pH ikhale yokhazikika pagulu linalake.Ili ndi mtengo wa pKa pafupifupi 9.8 ndipo imagwiritsidwa ntchito nthawi zambiri pazoyeserera zomwe zimafuna pH pakati pa 8.5 ndi 10.
Mchere wamchere wa sodium wa CAPSO (CAPSO Na) umapangitsa kusungunuka ndi kumasuka kwa kugwiritsira ntchito poyerekeza ndi mawonekedwe a asidi aulere.Imasungunuka m'madzi ndipo imapanga njira zokhazikika m'malo osiyanasiyana, zomwe zimapangitsa kuti zikhale zosavuta kugwiritsa ntchito ma labotale osiyanasiyana.
Ntchito zina zodziwika bwino za CAPSO Na zimaphatikizapo kugwira ntchito ngati chitetezo mu njira za electrophoresis, kuyesa ma enzyme, kuyeretsa mapuloteni, ndi media media.Kuthekera kwake komanso kuyanjana ndi ma biological system kumathandizira kuti izi zitheke.
