Uketshezi olusobala olungenambala ukuya kokuphuzi
617-35-6
C5H8O3
116.12
210-511-2
Incibilika kancane emanzini
| Ukutholakala: | |
|---|---|
Incazelo Yomkhiqizo
I-Ethyl Pyruvate i-ethyl ester ye-pyruvic acid kanye ne-organic α-keto ester esetshenziswa ngokuyinhloko njenge-fine-chemical synthesis intermediate.
I-molecule yayo iqukethe kokubili iqembu le-ketone elisebenzayo kanye neqembu le-ester, okuyenza ifanelekele imizila eminingi yokuguqulwa kwemithi, i-agrochemical, iphunga kanye ne-specialty-chemical synthesis.
I-Ethyl Pyruvate ngokuvamile inikezwa njengoketshezi olungenambala olucacile kuya kokuphuzi okuphaphathekile. Amabanga ezentengiselwano ayahluka ekuhlolweni, okuqukethwe kwamanzi, i-acidity, ukungcola okuhlobene kanye nemibhalo yokulawula.
Into |
Ulwazi |
|---|---|
Igama lomkhiqizo |
I-Ethyl Pyruvate |
Igama le-IUPAC |
I-Ethyl 2-oxopropanoate |
Elinye igama |
I-Pyruvic Acid Ethyl Ester |
Inombolo ye-CAS |
617-35-6 |
Inombolo ye-EC |
210-511-2 |
Ifomula yamangqamuzana |
C₅H₈O₃ |
Isisindo samangqamuzana |
116.12 g/mol |
Ukubukeka |
Sula uketshezi olungenambala ukuya kokuphuzi okuphaphathekile |
Iphuzu elibilayo |
Cishe ku-142–148°C |
Amandla adonsela phansi athize |
Cishe ku-1.04–1.06 ku-20°C |
Uhlobo lomkhiqizo |
I-α-keto ester ephilayo |
Umsebenzi oyinhloko |
I-fine-chemical synthesis emaphakathi |
Amanani ezinto ezibonakalayo ububanzi bereferensi. Ukucaciswa kwenkontileka kanye ne-COA kufanele kusetshenziselwe ukwamukelwa.
I-Ethyl Pyruvate iyinhlanganisela ephilayo yomndeni we-α-keto ester.
Kokubili kuyikhemikhali enhle kanye ne-chemical medium. Ngokuhleleka kwewebhusayithi, ibekwe kangcono kakhulu ngaphansi kwe-Organic Intermediates, Ngamakhemikhali Amahle njengesigaba sesibili.
Ivamise ukusetshenziswa njengebhlokhi yokwakha esikhundleni njengendawo yokuncibilikisa impahla eyisisekelo.
I-Ethyl Pyruvate ihlanganisa ukusebenza kwe-ketone ne-ester ku-molecule eyodwa encane. Lokhu kuyivumela ukuthi ibambe iqhaza ekwenziweni kwe-hydrogenation, amination, condensation kanye ne-carbon-carbon bond-forming reaction.
Ukusebenza kabusha kwayo kuyenza ibe wusizo ekulungiseleleni ama-molecule ayinkimbinkimbi, okuhlanganisa okuphuma ku-amino-acid akhethiwe, ama-heterocyclic compounds kanye ne-specialty intermediates.
Iphrofayela edingekayo yobumsulwa neyokungcola incike ekuphenduleni komfula kanye nenqubo yokuhlanza.
I-Ethyl Pyruvate ingasebenza njengento yokuqala noma emaphakathi ku-organic synthesis enezinyathelo eziningi. Ukufaneleka kwezohwebo kuncike ekuhlolweni, emanzini, e-acidity kanye nokungcola okuhlobene.
Lokhu kusetshenziswa akusho ukuthi umkhiqizo wezimboni ohlinzekiwe uyisithako esisebenza ekhemisi noma umkhiqizo womuthi ogunyaziwe.
Ukusebenza kwayo okusebenzayo kwe-carbonyl kungase kusetshenziswe ekwenzeni okuphakathi okukhethiwe kokuvikela izitshalo kanye namanye ama-molecule akhethekile.
Amabanga abhalwe ngokufanelekile angase ahlolwe njengezinto zokunambitheka noma izinto ezingavuthiwe lapho kuvunyelwe khona.
Ukudla, ukunambitheka noma 'imvelo' isimo kufanele sisekelwe umzila wokukhiqiza oqondile, imibhalo yokulandeleka kanye nemithetho yemakethe yendawo okuyiwa kuyo. Ibanga le-industrial synthesis akufanele lichazwe ngokuzenzakalelayo njengebanga lokudla.
Amabanga aphezulu angasetshenziselwa ukuhlanganiswa kwelabhorethri, ukuthuthukiswa kokusabela kanye nocwaningo lokuhlaziya.
Ukucaciswa |
Kungani Kubalulekile? |
Ukuhlolwa kwe-GC |
Iqinisekisa ukugxila komkhiqizo okuyinhloko |
Ukubukeka nombala |
Isiza ukukhomba izinguquko ze-oxidation noma isitoreji |
Amanzi nguKarl Fischer |
Ibalulekile ekuphenduleni okuzwela umswakama |
I-asidi noma inani le-asidi |
Ibonisa i-asidi yamahhala kanye nokuwohloka okungenzeka |
Inkomba ye-refractive |
Isekela ukuhlonza umkhiqizo kanye nokuvumelana |
Amandla adonsela phansi athize |
Iwusizo ekwakhiweni nasekutholeni amasheke |
Izinto ezihlobene |
Ibalulekile ekuhlanganiseni okubucayi komfula |
I-ethanol esele |
Kungase kuthinte ibhalansi yokusabela noma ukuhlanzeka |
Ibanga lokubilisa |
Isiza ukuqinisekisa ubuwena kanye nokuziphatha kwe-distillation |
Iphrofayili yephunga |
Ihambisana namazinga okunambitheka noma amakha |
Kumaphrojekthi okuhlanganiswa, abathengi kufanele banikeze imikhawulo yokungcola kunokucela kuphela 'ibanga elingu-98% elijwayelekile.'
I-Ethyl Pyruvate izwela umswakama, ayizwani nokushisa futhi iyasha. Amanye amabanga apakishwe ngaphansi kwegesi engasebenzi ukuze kuthuthukiswe ukuzinza kwesitoreji.
Yigcine:
Ezitsheni ezivalwe ngci, ezihambisanayo
Endaweni epholile futhi enomoya omuhle
Kude nokushisa, izinhlansi namalangabi avulekile
Kude nama-oxidizing agents aqinile
Ivikelwe emswakameni kanye nokuchayeka kokukhanya okungadingekile
Ngaphansi kwegesi engenzi lutho uma kudingwa yincazelo yomhlinzeki
Izinga lokushisa eliqondile lesitoreji kufanele lilandele ilebula yebanga elithile kanye ne-SDS. Ungasebenzisi izinga lokushisa lesitoreji se-reagent-grade ngokuzenzakalelayo kuwo wonke amabanga okuhweba.
Sebenzisa okokusebenza okusekelwe phansi, amathuluzi angeyona inhlansi nomoya ofanele. Gqoka amagilavu afanelekile kanye nokuvikela amehlo.
Ngokuya ngesicelo, abathengi bangacela:
Isitifiketi Sokuhlaziya
Ishidi Ledatha Yezokuphepha
Ishidi Ledatha Yezobuchwepheshe
I-chromatogram ye-GC
Imiphumela yamanzi ne-acidity
Isitatimende se-Residual-solvent
Isitatimende somsuka noma sokukhiqiza
Isimemezelo esilawulayo
Amadokhumenti emvelaphi yemvelo, lapho kusebenza
Ulwazi lokupakisha kanye nezokuthutha
Isimemezelo 'semvelo' akufanele sisekelwe kuphela egameni lomkhiqizo noma iphunga.
I-AOZUN ingasekela abathengi ngalokhu:
Ukuqhathanisa ibanga nesivivinyo
Ukubuyekezwa kokungcola okuqondene nohlelo lokusebenza
I-COA, i-SDS kanye nokwesekwa kwamadokhumenti ezobuchwepheshe
Ukuhlolwa kwesampula
Iphakheji yokuthekelisa ehambisanayo
Ukuxhumanisa izinto zoketshezi oluvuthayo
Ukuqinisekiswa kwekhwalithi yangaphambi kokuthunyelwa
Ukutholakala kwebanga, isimo semvelo kanye nemibhalo yokulawula kufanele kuqinisekiswe ngaphambi kokuthenga.
Yebo. Kuyi-organic α-keto ester equkethe kokubili amaqembu e-ketone ne-ester.
Kubili. Ngokwezentengiselwano, ibekwe ngokuyinhloko njengendawo enhle ephakathi nendawo yokuhlanganisa ezansi nomfula.
Cha. Ukusetshenziswa kokudla noma ukunambitheka kudinga izinga elithobelayo kanye nemibhalo efanele yokulawula, ubumsulwa kanye nokulandeleka.
Amanzi angase abe nomthelela ekuzweleni komswakama, ukuzinza kwesitoreji, imiphumela yokuhlolwa kanye nokuhlanzwa komfula.
Amanye amabanga ancoma isitoreji esiqandisiwe noma esipholile, kanti amanye angase abe nezidingo ezihlukile. Landela ukucaciswa komkhiqizo okuqondile, ilebula kanye ne-SDS.
Xhumana ne-AOZUN ngesivivinyo esidingekayo, umkhawulo wamanzi, ubumuncu, isicelo, ukupakishwa, ubuningi, indawo kanye nezidingo zokubhaliwe.
Singasiza ekuhloleni ibanga elifanelekile le-Ethyl Pyruvate futhi silungiselele ikhotheshini yephrojekthi yakho yokuhlanganisa noma yokuhlanganisa.