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I-DL-Dithiothreitol (DTT) CAS: 3483-12-3 – I-ejenti Yokunciphisa Ubumsulwa Obuphezulu Yezicelo Zokunemba
I-DL-Dithiothreitol (DTT) iyi-ejenti yokunciphisa eyaziwa kabanzi ehlonishwa kakhulu ngekhono layo eliyingqayizivele lokuvikela amaqembu e-thiol nokuvimbela i-oxidation engafuneki ezinqubweni ezahlukahlukene ze-biochemical. Ibonakala ngobumsulwa bayo obuphezulu, ukuzinza, kanye nokusebenza okuqhubekayo, i-DTT ivelele njenge-reagent ebalulekile ku-biology yamangqamuzana, i-protein chemistry, kanye nama-enzymology laboratories. Amandla ayo amakhulu afaka phakathi ukunciphisa okuqinile kwezibopho ze-disulfide, ukuncibilika okuhle emanzini, kanye nokuphazamiseka okuncane kokusabela okubucayi. Izicelo ezingaba khona zifinyelela ekulungiseleleni i-DNA/RNA, ukuhlaziywa kwesakhiwo samaprotheni, kanye nokuhlolwa kwe-enzyme, okwenza kube ithuluzi eliguquguqukayo ocwaningweni nasezindaweni zezimboni. Ukukhetha thina kusho ukuthi uzothola i-DTT ehlangabezana namazinga ekhwalithi aqinile, esekelwa ukwesekwa kobuchwepheshe okuthembekile kanye nokuqonda okuphelele kwezidingo zakho zesayensi.
Ukulungele ukufunda okwengeziwe noma ukucela ikhotheshini? Xhumana nathi manje bese sixoxa ngokuthi i-DTT ingawusekela kanjani umsebenzi wakho. -
I-Proteinase K CAS:39450-01-6 – Inamandla, Iyasebenza Kakhulu, Ithembekile
I-Proteinase K iyi-serine protease esebenza kakhulu eyaziwa ngekhono layo eliyingqayizivele lokugaya amaprotheni ezinhlobonhlobo zezinhlelo zokusebenza zezinto eziphilayo kanye nama-molecule. Iyaziwa ngokuqina kwayo okuqinile, i-Proteinase K ihlala isebenza kahle kuzo zonke izinhlobo ze-pH futhi imelana kakhulu nokuba khona kwezinsipho kanye nezinto ezisusa ubuthi. Lokhu kwenza kube ukukhetha okuthembekile kokulungiselela amasampula adinga amandla, ukukhishwa kwe-DNA ne-RNA, kanye nemisebenzi ehlukahlukene ye-biotechnological.
Izinzuzo ezibalulekile ze-Proteinase K yethu zifaka phakathi ubumsulwa obuphezulu, umsebenzi we-enzymatic oqhubekayo, kanye nokuwohloka okusheshayo kwamaprotheni—ukuqinisekisa imiphumela emihle kakhulu kanye nokuphindaphindeka ocwaningweni lwakho noma ezinqubweni zezimboni. Ukuguquguquka kwayo kuvumela ukusetshenziswa ekuxilongweni kwama-molecule, ekuhlaziyweni kwe-forensic, ekuhlanganisweni kwezicubu, kanye nasezimisweni zokulandelana kwesizukulwane esilandelayo.
Ukusikhetha kusho ukuzuza ekuqinisekisweni kwekhwalithi okuqinile, izintambo zokuhlinzeka ezithembekile, kanye nokusekelwa kobuchwepheshe kochwepheshe okwenzelwe izidingo zakho ezihlukile. Ukuzibophezela kwethu ekwenzeni umkhiqizo ube ngcono kanye nokwaneliseka kwamakhasimende kuyisisekelo sawo wonke amaqoqo esiwalethayo.
Thola ukuthi i-Proteinase K ingayenza kanjani ibe lula indlela osebenza ngayo futhi iphakamise imiphumela yakho—ngithinte manje ukuze uthole ulwazi olwengeziwe noma ukubonisana komuntu siqu. -
I-NBT (i-Nitro Blue Tetrazolium) CAS: 298-83-9 – I-Reagent Esebenza Kakhulu Yokusungula Izinto Ezintsha Kwezesayensi
I-NBT (Nitro Blue Tetrazolium), i-CAS: 298-83-9, iyi-reagent yamakhemikhali esezingeni eliphezulu edume ngokuzwela kwayo okumangalisayo kanye nokuthembeka ekuhlolweni kwamakhemikhali. Impendulo yayo esheshayo yemibala kanye nokusebenza okuzinzile kuyibeka eceleni njengesisekelo esithandwayo ekutholakaleni komsebenzi we-enzyme, ikakhulukazi ekufakweni kwemibala kanye nokuhlolwa kwamasosha omzimba. Ubumsulwa obuphezulu be-NBT yethu buqinisekisa imiphumela ehambisanayo kanye nokuhambisana kuzo zonke izinhlelo zokusebenza zocwaningo ezahlukahlukene, kufaka phakathi i-biology yeselula, i-pathology, kanye ne-immunohistochemistry. Uma ukhetha thina, uzuza ekulawulweni kwekhwalithi okuqinile, ukuhlinzekwa okuthembekile, kanye nokusekelwa kobuchwepheshe okulungiselelwe izidingo zakho zephrojekthi ezihlukile.
Unesifiso sokufunda okwengeziwe noma ukuthola isilinganiso esenziwe ngokwezifiso? Xhumana nami namuhla ukuthola imininingwane – ake sihlole izixazululo ndawonye. -
I-1-Boc-L-azetidine-2-carboxylic acid I-CAS:51077-14-6
1-I-Boc-L-azetidine-2-carboxylic acid iyi-amino acid derivative ejikelezayo enefomula yama-molecule i-C9H15NO4. Iqukethe indandatho ye-azetidine enamalungu amane kanye neqembu elivikela i-tert-butoxycarbonyl (Boc) elinamathiselwe ku-amine. Le nhlanganisela inesithakazelo esikhulu ekuhlanganisweni kwezinto eziphilayo kanye namakhemikhali ezokwelapha ngenxa yamandla ayo njengebhulokhi yokwakha i-chiral. Iqembu le-Boc linikeza umsebenzi wokuvikela, ovumela ukusabela okukhethayo ngesikhathi sokuhlanganiswa kwe-peptide kanye nezinye izinhlelo zokusebenza ezihilela ama-amino acid.
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1,3-Cyclopentanedione CAS:3859-41-4
I-1,3-Cyclopentanedione iyi-diketone ejikelezayo enefomula yama-molecule i-C5H8O2. Ibonakala ngamaqembu amabili e-carbonyl atholakala ezindaweni zoku-1 no-3 zendandatho ye-cyclopentane enamalungu amahlanu. Le nhlanganisela ibonakala njengoketshezi olungenambala kuya kophuzi olukhanyayo futhi iyisakhiwo esibalulekile ekuhlanganisweni kwezinto eziphilayo ngenxa yokusabela kwayo kanye nekhono lokwenza izinto ezahlukahlukene. Ivame ukusetshenziswa ekuhlanganisweni kwamakhemikhali ahlukahlukene, njengemithi, amakhemikhali ezolimo, kanye nama-flavouring agents, ngenxa yamaqembu ayo ahlukile okusebenza kanye nezakhiwo zayo.
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(S)-1-(TERT-BUTOXYCARBONYL)-2-AZETIDINEMETHANOL CAS:161511-85-9
(S)I--1-(tert-butoxycarbonyl)-2-azetidinmethanol iyinhlanganisela ye-chiral ebonakala ngendandatho ye-azetidine kanye neqembu elivikela i-tert-butoxycarbonyl (Boc) elinamathele emsebenzini we-amino. Ngefomula yama-molecule i-C8H15NO3, le nhlanganisela idlala indima ebalulekile ekuhlanganisweni kwezinto eziphilayo, ikakhulukazi emikhakheni yezokwelapha kanye ne-biotechnology. Iqembu le-Boc lisebenza njengendawo evikelayo evumela ukusabela okukhethayo ngesikhathi sokuhlanganiswa kwe-peptide kanye nezinye izinqubo zamakhemikhali ezibandakanya ama-amine, okwenza kube yisisekelo esibalulekile sokukhiqiza ama-molecule ayinkimbinkimbi.
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(S)-1-Boc-2-cyanopyrrolidine CAS:228244-04-0
(S)I--1-Boc-2-cyanopyrrolidine iyi-chiral pyrrolidine derivative ebonakala ngokuba khona kweqembu elivikela i-tert-butoxycarbonyl (Boc) ku-athomu ye-nitrogen kanye neqembu le-cyano (-CN) endaweni engu-2. Le nhlanganisela inefomula yama-molecule i-C9H14N2O2 futhi idlala indima ebalulekile ekwakhiweni kwezinto eziphilayo, ikakhulukazi embonini yezokwelapha. Iqembu le-Boc lenza kube lula ukusabela okukhethayo okubandakanya i-amine, kuyilapho iqembu le-cyano lisebenza njengesibambo esisebenzayo esiguquguqukayo sokuguqulwa kwamakhemikhali okuqhubekayo, okwenza kube yisisekelo esibalulekile sokwakheka kwama-molecule ayinkimbinkimbi.
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I-TRIBUTYL(1-ETHOXYVINYL)TIN CAS:97674-02-7
I-Tributyl(1-ethoxyvinyl)tin, evame ukufushaniswa ngokuthi i-TBEVT, iyinhlanganisela ye-organotin ebonakala nge-tributyl tin moiety kanye neqembu elisebenzayo le-ethoxyvinyl. Inefomula yama-molecule C13H24O2Sn futhi ibonisa ukusabela okuhlukile ngenxa yeqembu layo le-vinyl, okwenza ifaneleke ukusetshenziswa kwamakhemikhali ahlukahlukene. Le nhlanganisela isetshenziswa kakhulu kumakhemikhali e-polymer kanye nesayensi yezinto zokwakha, ikakhulukazi ekwakhiweni kwezithasiselo zepulasitiki kanye nokugqoka. Izakhiwo zayo zinegalelo ekusebenzeni okuthuthukisiwe maqondana nokuqina, ukuguquguquka, kanye nokumelana nezici zemvelo.
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I-Vadimezan CAS:117570-53-3
I-Vadimezan, eyaziwa nangokuthi i-ASA404, umuthi wokuhlola wokulwa nomdlavuza owenzelwe ngokuyinhloko ukuvimbela i-tumor angiogenesis—ukwakheka kwemithambo yegazi emisha enikeza izakhamzimba ezimilanjeni. Isebenza ngokuvimbela umsebenzi we-vascular endothelial growth factor (VEGF) nokuphazamisa izindlela zokubonisa ezihilelekile ku-angiogenesis. I-Vadimezan ithole ukunakwa ngokusetshenziswa kwayo okungenzeka ekwelapheni umdlavuza ohlukahlukene, ikakhulukazi umdlavuza wamaphaphu ongewona amangqamuzana amancane kanye nezinye izimila eziqinile. Indlela yayo ehlukile yokusebenza iyibeka njengomuntu othembisayo emkhakheni we-oncology, ohlose ukuthuthukisa imiphumela yeziguli ngokwelashwa okuqondiwe.
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I-Tributyl(vinyl)tin CAS:7486-35-3
I-Tributyl(vinyl)tin, eyaziwa nangokuthi i-tributyltin vinyl noma i-TBT-vinyl, iyinhlanganisela ye-organotin ebonakala ngokuba khona kwamaqembu amathathu e-butyl kanye neqembu le-vinyl elixhunywe kwi-athomu ye-tin. Ithole ukunakwa ngenxa yokusetshenziswa kwayo ezinqubweni ezahlukene zamakhemikhali, ikakhulukazi kumakhemikhali e-polymer kanye nesayensi yezinto zokwakha. Isakhiwo esiyingqayizivele se-tributyl(vinyl)tin siyivumela ukuthi isebenze njenge-reagent eguquguqukayo, okwenza kube nokuthuthukiswa kwama-polymer anezakhiwo ezithile. Ngenkathi ama-organotin compounds ephakamise ukukhathazeka ngemvelo ngenxa yobuthi bawo, i-tributyl(vinyl)tin iyaqhubeka nokucwaningwa ngezinhlelo zokusebenza ezintsha ezimweni ezilawulwayo.
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I-Furan-2,5-dicarbaldehyde CAS:823-82-5
I-Furan-2,5-dicarbaldehyde iyinhlanganisela yezinto eziphilayo enefomula yama-molecule i-C6H4O2, ebonakala ngokuba khona kwamaqembu amabili asebenzayo e-aldehyde ezindaweni 2 no-5 zendandatho ye-furan. Ibonakala njengoketshezi oluphuzi kuya konsundu futhi inezakhiwo ezihlukile zephunga. Le nhlanganisela isebenza njengesakhiwo esiguquguqukayo ekuhlanganisweni kwezinto eziphilayo ngenxa yokusabela kwayo okuhlukile, okuvumela ukwakheka kwezinto ezahlukahlukene. Isakhiwo sayo samakhemikhali siyivumela ukuthi ihlanganyele ekusabeleni okuhlukahlukene, okwenza ibe yigugu emikhakheni yesayensi yezinto ezibonakalayo, kwezemithi, kanye namakhemikhali e-polymer.
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i-n-Tetradecane (pcm6) I-CAS:629-59-4
I-n-Tetradecane, enefomula yamakhemikhali i-C14H30, iyi-hydrocarbon egcwele uchungechunge oluqondile oluyingxenye yochungechunge lwe-alkane. Ibonakala njengoketshezi olungenambala ekushiseni kwegumbi futhi inephuzu lokuncibilika elingaba ngu-5.3 °C kanye nephuzu lokubila elingaba ngu-252 °C. Le nhlanganisela itholakala ngokuyinhloko ku-petroleum futhi isetshenziswa ezinhlotsheni ezahlukahlukene ngenxa yokuqina kwayo kanye nezakhiwo zayo ezingezona ezomoya. Njengengxenye ebalulekile ezinqubweni eziningi zezimboni, i-n-tetradecane isebenza njengezinto zokubhekisela ezintweni zokushintsha kwesigaba (ama-PCM), esiza ekugcinweni nasekuphathweni kwamandla okushisa.
