awozun
29309070
I-Mercaptoacetic Acid Methyl Ester
Uketshezi olungenambala noma olumpunga-oluhlaza
2365-48-2
I-C3H6O2S
106
219-121-7
engancibiliki emanzini
| Ukutholakala: | |
|---|---|
Incazelo Yomkhiqizo
I-Methyl thioglycolate iyinhlanganisela yesulfure ephilayo equkethe kokubili iqembu le-thiol elisebenzayo kanye neqembu le-methyl ester. Igama layo le-IUPAC yi-methyl 2-sulfanylacetate, futhi yaziwa nangokuthi i-methyl mercaptoacetate noma i-mercaptoacetic acid methyl ester.
Umkhiqizo uvame ukusetshenziswa njengesibabule esine-intermediate ku-organic synthesis. Ivamise ukubonakala njengoketshezi olucacile, olungenambala ukuya kokuphuzi ngokukhanyayo olunephunga eliyisibabule.
Into |
Ulwazi |
|---|---|
Igama lomkhiqizo |
I-Methyl Thioglycolate |
Igama le-IUPAC |
I-Methyl 2-sulfanylacetate |
Elinye igama |
I-Mercaptoacetic Acid Methyl Ester |
Inombolo ye-CAS |
2365-48-2 |
Inombolo ye-EC |
219-121-7 |
Ifomula yamangqamuzana |
I-C3H6O2S |
Isisindo samangqamuzana |
106.15 g/mol |
Ukubukeka |
Uketshezi olucacile, olungenambala ukuya kokuphuzi ngokukhanyayo |
Ikilasi lamakhemikhali |
I-ester equkethe i-Thiol |
Umsebenzi oyinhloko |
Isibabule esiphilayo esiphakathi |
Amanani aboniswe kuleli khasi awulwazi olujwayelekile lwesithenjwa. Ukucaciswa kokugcina kufanele kuqinisekiswe ngokuphikisana nencazelo okuvunyelwene ngayo kanye neqoqo Lesitifiketi Sokuhlaziya.
I-Methyl thioglycolate iyinhlanganisela yezinto eziphilayo. Iqukethe isakhiwo se-ester esisekelwe ku-carbon kanye neqembu le-sulfhydryl esebenzayo, noma i-thiol.
Ngokwezentengiselwano, ihlukaniswa kangcono njenge-organic sulfur intermediate noma i-fine chemical medium. Uma kungakhethwa isigaba sewebhusayithi esisodwa kuphela, 'Abaphakathi' yiyona ndlela efaneleke kakhulu.
Yebo. I-Methyl 2-sulfanylacetate igama elihlelekile le-IUPAC le-methyl thioglycolate.
Amagama alandelayo ngokuvamile abhekisela entweni efanayo ne-CAS No. 2365-48-2:
I-Methyl Thioglycolate
I-Methyl 2-Sulfanylacetate
I-Methyl Mercaptoacetate
I-Mercaptoacetic Acid Methyl Ester
I-Thioglycolic Acid Methyl Ester
I-Acetic Acid, i-Mercapto-, i-Methyl Ester
Akufanele kudidaniswe ne-thioglycolic acid, i-methyl thioacetate noma enye i-thioglycolate esters.
I-Methyl thioglycolate ingethula iketango laseceleni le-thioglycolate noma elinesulfure kuma-molecule ephilayo. Isetshenziswa njengesakhiwo sokwakha ezinqubweni ezikhethiwe zemithi-ephakathi.
Iqembu layo le-thiol elisebenzayo lingabamba iqhaza ekwakhiweni kwebhondi ye-carbon-sulphur, okwenza kube usizo ekuthuthukisweni nasekukhiqizeni isibulala-zinambuzane esikhethiwe kanye ne-agrochemical intermediates.
I-Methyl thioglycolate isetshenziswa ekuphenduleni okukhiqiza ama-thiophenes nezinye izinhlanganisela ze-heterocyclic ezinesulfure.
I-molecule iqukethe kokubili ukusebenza kwe-thiol ne-ester, okuyivumela ukuba ibambe iqhaza ekushintsheni, ekuhlanganiseni nasekuphenduleni kokusebenza kwesibabule.
Amamaki e-reagent asetshenziswa ekuhlanganiseni kwelabhorethri, ukuhlolwa kokusabela, ukuhlonza ukungcola kanye nezifundo zokuthuthukiswa kwenqubo.
Ukufaneleka kufanele kuhlolwe ukusabela okuhlosiwe. Ibanga lomkhiqizo, iphrofayili yokungcola kanye nemibhalo yokulawula kufanele kuqinisekiswe ngaphambi kokusetshenziswa.
Umkhiqizo |
Umehluko omkhulu |
I-Methyl thioglycolate |
I-Methyl ester equkethe iqembu lamahhala le-thiol |
I-Thioglycolic acid |
I-carboxylic acid yamahhala kune-methyl ester |
I-Ethyl thioglycolate |
I-Ethyl ester enesisindo samangqamuzana ahlukene kanye nezakhiwo zomzimba |
I-methyl thioacetate |
I-Thioester enesakhiwo esihlukile samangqamuzana nokusebenza kabusha |
I-calcium thioglycolate |
Usawoti we-calcium uvame ukuhlinzekwa njengento eqinile |
Njalo qinisekisa igama lekhemikhali eliphelele nenombolo ye-CAS ngaphambi kokufaka i-oda.
Isicelo |
Imibandela yokuthenga ebalulekile |
I-General organic synthesis |
Ukuhlolwa kwe-GC, ukubukeka, amanzi kanye nezinto ezihlobene |
Abaphakathi kwezemithi |
Iphrofayili yokungcola echaziwe, izinto zokuqala eziyinsalela kanye nokuvumelana kwenqwaba |
Agrochemical intermediates |
I-Assay, umbala, i-acidity, amanzi kanye nokuzinza kokunikezwa kwezentengiselwano |
I-Heterocycle synthesis |
Umsebenzi we-Thiol, imikhiqizo ye-oxidation kanye nobumsulwa be-GC |
Ukusetshenziswa kocwaningo |
Ubunikazi, ukuhlolwa kanye nemibhalo yokuhlaziya |
Ukukhiqizwa kwesikali |
Ukupakishwa, ukunqanda iphunga, izimo zokugcina kanye nokuphindaphinda kwenqwaba |
Kunconywa ukuhlolwa kwesampula ngaphambi kokusetshenziswa kwesikali sokuthengisa.
Ukuhlanzeka kwe-GC kukodwa kungase kungachazi ngokugcwele ukusebenza komkhiqizo. Abathengi kufanele futhi bahlole amanzi, i-acidity, umbala, inkomba ye-refractive kanye nemikhiqizo ye-thiol oxidation.
Into yokuhlola |
Kungani kubalulekile |
Ukuhlonza |
I-IR, GC-MS noma enye indlela efanelekile iqinisekisa ubunikazi bamakhemikhali |
Ukuhlolwa kwe-GC |
Ibonisa ukugxiliswa kwengxenye eyinhloko |
Ukubukeka |
Ithola ukushintsha kombala, ukungcoliswa noma ukuphuma kwe-oxidation |
Umbala |
Isekela ukufana kwe-batch-to-batch |
Inkomba ye-refractive |
Inikeza ubunikazi obengeziwe kanye nokuhlola ukungaguquguquki |
Amanzi |
Ingathonya ukusebenza kokusabela nokuzinza kwesitoreji |
I-Acidity |
Ingase ibonise i-thioglycolic acid esele noma ukuhluka kwenqubo |
Izinto ezihlobene |
Ihlonza ukungcola okuphilayo okuhlobene nenqubo |
Imikhiqizo ye-disulfide noma i-oxidation |
Kubalulekile ngoba ama-thiols angakhipha i-oxidize ngesikhathi sokugcina |
Izinto zokuqala ezisele |
Ingase ithinte ukwakheka komfula okuzwelayo |
Ukuminyana |
Iwusizo ekutholeni ukuhlolwa nokucubungula izibalo |
Ukucaciswa kwe-reagent yezentengiso ngokuvamile kubonisa cishe u-98–99% we-GC assay kanye ne-refractive index cishe ku-1.464–1.467 ku-20°C. Lezi yizinkomba zemakethe, aziqinisekisiwe izichasiselo ze-AOZUN ngaphandle uma ziqinisekiswa kukhotheshini nenkontileka.
I-Methyl thioglycolate iqukethe iqembu le-thiol elisebenzayo futhi linephunga eliyisibabule. Ukuchayeka emoyeni kungase futhi kube nomthelela ekwenzeni i-oxidation kanye nokwakheka kokungcola okuhlobene ne-disulfide.
Ngakho-ke umkhiqizo kufanele ulethwe ngamaphakheji avalwe ngokuqinile, ahambisana namakhemikhali anobuqotho obufanele bokuvala. Izinto zokupakisha, usayizi wesitsha kanye nanoma yiziphi izidingo ezikhethekile ze-headspace kufanele ziqinisekiswe ngaphambi koku-oda.
Gcina i-methyl thioglycolate endaweni epholile, eyomile futhi enomoya omuhle. Gcina isitsha sivalwe ngokuqinile futhi kude nokushisa, imithombo yokuthungela, ama-oxidizing agents kanye nezinto ezingahambelani.
Izinto ezisetshenziswayo zihlukaniswa abahlinzeki abakhulu njengoketshezi oluvuthayo futhi zingase zibe yingozi noma zibe nobuthi ngemizila ethile yokuchayeka. Gwema umhwamuko ophefumulayo futhi uvimbele ukuthintana nesikhumba namehlo.
Ukuphatha kufanele kulandele Ishidi Ledatha Yezokuphepha lamanje, imithetho esebenzayo kanye nokuhlola ubungozi obuqondene nesayithi. Kufanele kusetshenziswe umoya ofanele, amagilavu, ukuvikela amehlo kanye nezinqubo zokudlulisa okuvaliwe.
Ngokuya ngesicelo kanye nemakethe yendawo, abathengi bangacela:
Isitifiketi Sokuhlaziya
Ishidi Ledatha Yezokuphepha
Ukucaciswa komkhiqizo
I-chromatogram ye-GC
Ulwazi lwendlela yokuhlola
Isitatimende sezwe lemvelaphi
Ulwazi lokupakisha
Impilo yeshelufu noma ulwazi lokuhlola kabusha
Izigaba zokuthutha
Idatha yokungcola eyengeziwe
Izidingo zedokhumenti kufanele ziqinisekiswe ngaphambi kokuba i-oda siphothulwe.
I-AOZUN ingasiza amakhasimende ngokufaniswa komkhiqizo, isiqiniseko sokucaciswa, ukuhlolwa kwesampula kanye nokuxhumana kwe-oda lokuhweba.
Ukuze uthole ikhotheshini enembile, sicela unikeze:
Isicelo esihlosiwe
Kudingeka ukuhlolwa kwe-GC
Imikhawulo ebalulekile yokungcola
Inani elidingekayo
Izidingo zokupakisha
Izwe okuyiwa kulo
Amadokhumenti obuchwepheshe adingekayo
Ukucaciswa kokugcina, ukupakishwa, ukutholakala kanye nemibhalo kuqinisekiswa ngokomkhiqizo okhethiwe kanye nokuhleleka kohwebo.
Yebo. Iqukethe iqembu lamahhala le-sulfhydryl kanye neqembu le-methyl ester. Le nhlanganisela ikwenza kube wusizo okuphakathi kokwenziwa okuqukethe isulfure.
Cha. I-Thioglycolic acid iqukethe iqembu lamahhala le-carboxylic acid, kuyilapho i-methyl thioglycolate iyi-methyl ester yayo. Zinezinombolo ze-CAS ezihlukene kanye nezakhiwo ezibonakalayo.
Ukushintsha kombala kungase kuhlotshaniswe ne-oxidation, ukungcola noma ukungcola okuhlobene nenqubo. Ukubukeka nombala kufanele kuhlolwe ngokumelene nokucaciswa kwenqwaba.
Imingcele engase ifaneleke ihlanganisa i-thioglycolic acid eyinsalela, amanzi, imikhiqizo ye-oxidation, izinhlanganisela ezihlobene ne-disulfide nokunye ukungcola okuphilayo okuhlobene nenqubo.
Kuyikhemikhali enhle esetshenziswa ngokuyinhloko njenge-organic sulfur intermediate. Ekuhlukaniseni iwebhusayithi, 'I-Intermediates' ivamise ukuba yinketho engcono.
Xhumana ne-AOZUN ye-Methyl Thioglycolate, Inombolo ye-CAS 2365-48-2. Bandakanya uhlelo lwakho lokusebenza, ukucaciswa okuqondisiwe, inani, ukupakishwa nendawo oya kuyo ukuze umkhiqizo ofanele uhlolwe.