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AMPD CAS: 115-69-5 Chaw tsim tshuaj paus Nqe
2-Amino-2-methyl-1,3-propanediol, tseem hu ua AMPD lossis α-methyl serinol, yog cov tshuaj sib xyaw nrog cov mis molecular C4H11NO2.Nws yog ib qho amino cawv uas feem ntau siv los ua cov tshuaj nruab nrab hauv kev sib txuas ntawm cov tshuaj thiab cov organic sib txuas.AMPD paub txog nws lub peev xwm los ua tus chiral auxiliary hauv cov tshuaj tiv thaiv asymmetric, ua rau nws muaj txiaj ntsig hauv kev tsim cov tshuaj dawb huv enantiomerically.Tsis tas li ntawd, nws tau siv los ua ib qho khoom siv hauv kev saib xyuas tus kheej thiab cov khoom kom zoo nkauj rau nws cov khoom moisturizing.
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CAS NO: 105140-23-6
CAPS sodium ntsev yog zwitterionic tsis feem ntau siv nyob rau hauv biochemical thiab molecular biology daim ntaub ntawv.Nws muaj pKa tus nqi kwv yees li 10.4, ua rau nws muaj txiaj ntsig zoo rau pH thaj tsam ntawm 9.7 thiab 11.1.CAPS sodium ntsev yog siv rau hauv cov protein electrophoresis, cov tshuaj tiv thaiv enzymatic, tshuaj lom neeg thiab tshuaj lom neeg, thiab xov xwm kab lis kev cai ntawm tes.Nws muab kev tiv thaiv rau pH kev hloov pauv los ntawm cov kab mob sib kis thiab muaj kev solubility zoo hauv dej.
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ALPS CAS: 82611-85-6 Chaw tsim tshuaj paus Nqe
N-Ethyl-N-(3-sulfopropyl) aniline sodium ntsev yog cov tshuaj sib xyaw uas muaj cov amine pawg (aniline) nrog cov ethyl thiab sulfopropyl pawg txuas rau nws.Nws yog nyob rau hauv daim ntawv ntawm sodium ntsev, txhais tau hais tias nws tau ionically bonded nrog ib tug sodium ion kom nws solubility nyob rau hauv dej.Cov tshuaj no feem ntau yog siv rau hauv tshuaj synthesis, kws tshuaj, thiab tshuaj pleev ib ce.Nws cov ntawv thov thiab cov khoom muaj peev xwm sib txawv nyob ntawm qhov kev siv tshwj xeeb.
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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 yog cov tshuaj sib xyaw uas nquag siv hauv cov tshuaj carbohydrate thiab glycosylation cov tshuaj tiv thaiv.Nws yog ib qho derivative ntawm α-D-galactopyranose, ib hom suab thaj, qhov twg hydroxyl pawg ntawm 2, 3, 4, thiab 6 txoj haujlwm ntawm lub nplhaib galactopyranose yog acetylated.Tsis tas li ntawd, cov anomeric carbon (C1) ntawm cov suab thaj muaj kev tiv thaiv nrog ib pawg trichloroacetimidate, uas ua rau nws muaj zog electrophile thaum lub sij hawm glycosylation cov tshuaj tiv thaiv.
Cov compound feem ntau yog siv los ua tus neeg saib xyuas glycosylating los qhia galactose moieties rau hauv ntau lub molecules, xws li cov proteins, peptides, lossis cov organic molecules me me.Qhov no tuaj yeem ua tiav los ntawm kev ua cov tshuaj no nrog cov nucleophile (piv txwv li, hydroxyl pawg ntawm lub hom phiaj molecule) nyob rau hauv cov xwm txheej tsim nyog.Cov pab pawg trichloroacetimidate pab txhawb kev sib txuas ntawm galactose moiety rau lub hom phiaj molecule, uas ua rau tsim ib daim ntawv cog lus glycosidic.
Cov tshuaj no feem ntau siv rau hauv kev sib txuas ntawm glycoconjugates, glycopeptides, thiab glycolipids.Nws muaj ntau txoj hauv kev thiab ua tau zoo rau kev hloov pauv cov molecules nrog cov galactose residues, uas tuaj yeem cuam tshuam rau ntau yam, suav nrog kev tshawb fawb txog roj ntsha, kev xa tshuaj, lossis kev tsim tshuaj tiv thaiv.
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N-(2-Aminoethyl) morpholine CAS: 2038-03-1
N-(2-Aminoethyl) morpholine, tseem hu ua AEM, yog cov tshuaj sib xyaw nrog cov qauv kab.Nws muaj lub nplhaib morpholine nrog ib pawg aminoethyl txuas rau ib qho ntawm nws cov nitrogen atoms.AEM yog cov kua xim tsis muaj xim nrog cov yam ntxwv tsw.
AEM pom daim ntawv thov hauv ntau yam kev lag luam.Nws feem ntau yog siv los ua cov kuab tshuaj rau cov organic tebchaw vim nws cov kuab tshuaj zoo heev.Tsis tas li ntawd, AEM ua raws li kev tiv thaiv corrosion hauv kev lag luam uas cuam tshuam nrog kev tu hlau, roj thiab roj ntau lawm, thiab kev kho dej.Nws pab tiv thaiv cov hlau los ntawm xeb thiab corrosion.
Tsis tas li ntawd, AEM ua haujlwm ua cov tshuaj nruab nrab rau kev sib txuas ntawm cov tshuaj, agrochemicals, thiab tshuaj tshwj xeeb.Nws yog ua hauj lwm nyob rau hauv polymer additives los txhim kho cov nplaum cov khoom ntawm coatings, adhesives, thiab sealants.AEM kuj tseem siv los ua pH adjuster lossis buffering tus neeg sawv cev hauv qee cov txheej txheem kev lag luam.
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POPSO CAS: 68189-43-5 Chaw tsim tshuaj paus Nqe
POPSO, luv luv rau Piperazine-N, N'-bis (2-hydroxypropanesulfonic acid) sesquisodium ntsev, yog ib tug buffering neeg sawv cev uas feem ntau siv nyob rau hauv kev tshawb fawb lom thiab biochemical.Nws pab tswj cov qib pH ruaj khov hauv cov kev daws teeb meem, tshwj xeeb tshaj yog nyob rau hauv lub cev pH ntau.PIPES sesquisodium ntsev yog siv rau hauv kab lis kev cai ntawm tes, protein biochemistry, electrophoresis, molecular biology cov txheej txheem, kev xa tshuaj, thiab lwm yam.Nws lub peev xwm los tswj pH ua rau nws muaj txiaj ntsig zoo hauv ntau yam kev tshawb fawb thiab kev siv hauv kev lag luam.
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Piperazine-1,4-bis (2-ethanesulfonic acid) disodium ntsev CAS: 76836-02-7
Disodium piperazine-1,4-diethanesulphonate yog ib qho tshuaj sib xyaw uas feem ntau yog siv los ua tus neeg sawv cev buffering thiab stabilizer hauv ntau yam kev tshawb fawb thiab kev kho mob.Nws yog cov organic sodium ntsev tau los ntawm piperazine thiab diethanesulphonic acid.
Cov tshuaj no yog heev soluble nyob rau hauv dej thiab muaj ib tug dawb crystalline tsos.Nws yog lub npe hu rau nws cov pH-regulating zog, pab tswj lub acidity los yog alkalinity ntawm kev daws nyob rau hauv ib tug xav tau ntau yam.
Ib daim ntawv thov loj ntawm disodium piperazine-1,4-diethanesulphonate yog nyob rau hauv thaj chaw ntawm electrophysiology thiab neurobiology.Nws feem ntau yog siv los ua ib feem ntawm electrophysiological kaw cov kev daws teeb meem thiab xov tooj ntawm tes kab lis kev cai xov xwm kom muaj kev ruaj ntseg thiab kev ncaj ncees ntawm cov hlwb thiab cov ntaub so ntswg thaum lub sij hawm sim cov txheej txheem.
Tsis tas li ntawd, qhov sib xyaw no tau pom tias muaj qee qhov kev tiv thaiv neuroprotective thiab antioxidant, ua rau nws muaj txiaj ntsig zoo hauv kev tshawb fawb txog lub hauv paus paj hlwb thiab oxidative kev nyuaj siab.
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HEPPSO CAS: 68399-78-0 Chaw tsim tshuaj paus Nqe
Beta-hydroxy-4-(2-hydroxyethyl)-1-piperazinepropanesulfonic acid, tseem hu ua HEPPS, yog ib qho tshuaj lom neeg feem ntau siv los ua tus neeg sawv cev buffering hauv kev tshawb fawb lom neeg thiab biochemical.Nws yog feem ntau siv nyob rau hauv cov chaw kuaj mob kom muaj qib pH ruaj khov thaum lub sij hawm sim nrog rau cov qauv rhiab heev.HEPPS yog ib qho sib xyaw zwitterionic, txhais tau tias nws nqa ob qho tib si zoo thiab tsis zoo, uas tso cai rau nws tswj hwm pH zoo hauv ntau qhov kev daws teeb meem.Nws solubility nyob rau hauv dej thiab muaj peev xwm tswj pH stability nyob rau hauv ntau qhov kub thiab txias ua rau nws yog ib qho kev xaiv nrov rau ntau yam kev tshawb fawb siv.
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Tom ntej: 4-Nitrophenyl Beta-D-glucuronide CAS: 10344-94-2
4-Nitrophenyl Beta-D-glucuronide yog ib qho tshuaj lom neeg tsim los ntawm kev txuas cov piam thaj molecule rau 4-nitrophenyl pawg los ntawm kev sib txuas glycosidic.Nws yog feem ntau siv los ua ib qho substrate nyob rau hauv enzymatic assays los xyuas qhov muaj thiab kev ua ub no ntawm β-glucuronidase, ib tug enzyme koom nyob rau hauv lub metabolism ntawm ntau yam tshuaj thiab xenobiotics nyob rau hauv cov tsiaj.Thaum β-glucuronidase nyob, nws cleaves glycosidic daim ntawv cog lus ntawm cov piam thaj. thiab 4-nitrophenyl pawg, uas ua rau tso tawm 4-nitrophenol, uas tuaj yeem kuaj pom spectrophotometrically ntawm 400-420 nm.Cov tshuaj tiv thaiv enzymatic no muab kev ntsuas ntau ntawm β-glucuronidase kev ua haujlwm thiab feem ntau yog siv los ua cov cuab yeej hauv kev tshawb nrhiav tshuaj, kev tshawb fawb toxicology, thiab kev kuaj mob.
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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 yog ib qho tshuaj uas nquag siv hauv kev tshawb fawb biochemical.Nws yog ib qho kev hloov pauv ntawm cov piam thaj molecule galactose, thiab muaj ntau yam kev siv hauv kev tshuaj ntsuam enzyme, kev tshuaj ntsuam gene, kev tshuaj ntsuam xyuas, thiab kev ua kom huv ntawm cov protein.Nws cov qauv muaj xws li acetyl pawg thiab ib pawg thio, uas pab hauv kev tshawb nrhiav thiab tswj cov kev ua ub no tshwj xeeb.Zuag qhia tag nrho, qhov sib xyaw no tseem ceeb hauv kev kawm txog kev ua haujlwm thiab kev ua haujlwm ntawm enzyme β-galactosidase, nrog rau hauv ntau yam molecular biology thiab biochemistry thwmsim.
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CAS: 72200-76-1
Tris maleate yog cov tshuaj sib xyaw ua ke uas ua haujlwm raws li pH tsis thiab hloov kho hauv ntau yam lag luam.Nws yog siv los tswj cov qib pH ruaj khov thiab tiv thaiv kev hloov pauv los ntawm kev ntxiv cov kua qaub lossis cov hauv paus.Tris maleate feem ntau ua hauj lwm hauv kev tshawb fawb biochemical, protein purification, industrial processes, thiab analytical chemistry.Nws yog tshwj xeeb tshaj yog zoo nyob rau hauv buffering nyob rau hauv qis pH ntau yam thiab yog renowned rau nws versatility nyob rau hauv kev tswj kom pom pH tej yam kev mob.
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DAOS CAS: 83777-30-4 Chaw tsim tshuaj paus Nqe
N-Ethyl-N-(2-hydroxy-3-sulfopropyl)-3,5-dimethoxyaniline sodium ntsev yog cov tshuaj sib xyaw uas muaj nyob rau hauv chav kawm ntawm sulfonated anilines.Nws yog sodium ntsev daim ntawv, txhais tau tias nws yog nyob rau hauv daim ntawv ntawm ib tug crystalline khoom uas yog soluble nyob rau hauv dej.Cov tshuaj no muaj cov mis mos molecular ntawm C13H21NO6SNa.
Nws muaj ob pawg alkyl thiab sulfo, uas ua rau nws muaj txiaj ntsig hauv ntau daim ntawv thov.Nws yog feem ntau siv los ua cov xim nruab nrab hauv kev tsim cov organic dyes, tshwj xeeb tshaj yog cov siv hauv kev lag luam textile.Qhov sib xyaw no txhawb cov xim thiab txhim kho kev ruaj ntseg ntawm dyes, txhim kho lawv cov kev ua tau zoo thiab kav ntev.
Tsis tas li ntawd, nws tuaj yeem ua tus surfactant vim nws pawg hydrophilic sulfonate thiab hydrophobic alkyl pawg.Cov cuab yeej no tso cai rau nws txo qis qhov nro ntawm cov kua dej, ua rau nws muaj txiaj ntsig hauv cov tshuaj detergent formulations, emulsion stabilizers, thiab lwm yam kev lag luam uas cuam tshuam nrog cov khoom tawg.
