isibhengezo_sekhasi

umkhiqizo

Allyl Isothiocyanate (CAS#1957-6-7)

Isakhiwo Samakhemikhali:

Okomzimba:
Ukubukeka: Uketshezi olunamafutha aphuzi okhanyayo olungenambala okhanyayo ekamelweni lokushisa, olunephunga elinamandla nelihlabayo, elifana nokunambitheka kwesinaphi, leli phunga eliyingqayizivele lenza libonakale kalula ekugxilweni okuphansi.
Indawo yokubilisa: Cishe ku-152 - 153 °C, kuleli zinga lokushisa, iyashintsha isuka oketshezini iye kugesi, futhi izici zayo zamaphuzu abilayo zibaluleke kakhulu ekusebenzeni okufana nokuhluza, ukuhlanzwa, njll.
Ukuminyana: Ukuminyana okuhlobene kukhulu kancane kunokwamanzi, cishe phakathi kuka-1.01 – 1.03, okusho ukuthi ashona phansi lapho exutshwe namanzi, futhi lo mehluko ekuminyaneni uyisici esibalulekile ekuhlukaniseni kwawo nasekuhlanzweni kwawo.
Ukunyibilika: kuncibilika kancane emanzini, kodwa kuxubene ne-ethanol, i-ether, i-chloroform nezinye izincibilikisi eziphilayo, lokhu kuncibilika kwenza kube lula ukubamba iqhaza ekuphenduleni kwezinhlelo ezihlukahlukene ze-solvent ekuphenduleni kwe-organic synthesis, futhi kulula ukusebenzisana nezinye izinhlanganisela eziphilayo.
Izakhiwo zamakhemikhali:
Ukusebenza kabusha kweqembu elisebenzayo: Iqembu le-isothiocyanate (-NCS) ku-molecule linokusebenza kabusha okuphezulu futhi liyindawo eyinhloko esebenzayo yokubamba iqhaza kwalo ekuphenduleni kwamakhemikhali. Ingabhekana nokusabela kokungezwa kwe-nucleophilic nezinhlanganisela eziqukethe i-hydrogen esebenzayo njenge-amino (-NH₂) ne-hydroxyl (-OH) ukuze yakhe okuphuma kokunye okufana ne-thiourea ne-carbamate. Isibonelo, ama-thioureas akhiwa ngokusabela ngezinhlanganisela ze-amine, ezinezinhlelo zokusebenza ezibalulekile ekuhlanganiseni kwezidakamizwa kanye nokwakhiwa kwama-molecule e-bioactive.


Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Isingeniso

Sebenzisa:
Imboni yokudla: Ngenxa yephunga layo elinomsoco eliqinile, ivame ukusetshenziswa njengesinongo sokudla, ikakhulukazi ku-mustard, i-horseradish namanye ama-condiments, ingenye yezithako ezibalulekile ezinikeza lokhu kudla ukunambitheka okuyingqayizivele, okungashukumisa ama-receptors wokunambitha. umzimba womuntu futhi ukhiqize ukunambitheka okubabayo, ngaleyo ndlela kwandise ukunambitheka nokukhanga kokudla futhi kuthuthukise isifiso sokudla sabathengi.
Ezolimo: Inomsebenzi othile wokulwa namagciwane kanye nezinambuzane, futhi ingasetshenziswa njengesibulala-zinambuzane esingokwemvelo sokuvikela izitshalo. Ingavimbela noma ibulale amabhaktheriya e-pathogenic nezinambuzane ezivamile, njengesikhunta, amagciwane kanye nezintwala, njll., inciphise ukulahleka kwezitshalo ngenxa yezinambuzane nezifo, futhi ngesikhathi esifanayo, ngoba ivela emikhiqizweni yemvelo, uma kuqhathaniswa. ngezinye izibulala-zinambuzane zamakhemikhali zokwenziwa, inezinzuzo zokungavumelani kwemvelo kanye nezinsalela eziphansi, ezihambisana nezidingo zokuthuthukiswa kwezolimo zanamuhla eziluhlaza.
Isibonelo, ocwaningweni nasekuthuthukisweni kwezidakamizwa ezilwa nomdlavuza kanye nezidakamizwa ezilwa nokuvuvukala, okuphuma kokuphuma kwe-Allyl isothiocyanate kubonise ukubaluleka kokwelapha okungaba khona futhi kulindeleke ukuthi kube izinhlanganisela eziholayo zemithi emisha, ehlinzeka ngezikhombisi-ndlela ezintsha kanye namathuba okucwaninga nokuthuthukiswa kwezidakamizwa.
Izinyathelo Zokuphepha:
Ubuthi: Iyacasula kakhulu futhi igqwalise isikhumba, amehlo kanye nomgudu wokuphefumula. Ukuthintana kwesikhumba kungase kubangele izimpawu ezinjengobomvu, ukuvuvukala, ubuhlungu, nokusha; Ukuthintana kwamehlo kungabangela ukucasuka okukhulu kwamehlo futhi kungase kubangele nokulimala kokubona; Ukuhogela umhwamuko wawo kungacasula ulwelwesi lwamafinyila lomgudu wokuphefumula, kubangele ukusabela okungakhululekile njengokukhwehlela, i-dyspnea, ukuqina kwesifuba, futhi ezimeni ezinzima, kungaholela ezifweni zokuphefumula ezifana ne-pulmonary edema. Ngakho-ke, ngesikhathi sokusetshenziswa nokusebenza, izinto zokuzivikela ezinjengamagilavu ​​okuzivikela, izibuko, namamaski okuzivikela kufanele zigqokwe ngokuqinile ukuze kuqinisekiswe ukuphepha kwabasebenzi.
Iguquguquka futhi ivutha: Inokushintshashintsha okuqinile, futhi umhwamuko wayo oguquguqukayo nomoya ungakha ingxube evuthayo, okulula ukubangela umlilo noma izingozi zokuqhuma lapho uhlangabezana nelangabi elivulekile, ukushisa okuphezulu noma i-oxidant. Ngakho-ke, endaweni yokugcina neyokusetshenziswa, kufanele igcinwe kude nemithombo yomlilo, imithombo yokushisa nama-oxidants aqinile, igcine umoya omuhle ukuze kuvinjelwe ukunqwabelana komhwamuko, futhi ifakwe imishini yokucisha umlilo ehambisanayo kanye nemishini yokwelapha izimo eziphuthumayo evuzayo, njengempushana eyomile. izicishamlilo, isihlabathi, njll., ukubhekana nemililo engenzeka kanye nokuvuza, kanye nokuqinisekisa ukuphepha kokukhiqizwa nokusetshenziswa kwezinqubo.


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