N-bromosuccinimide / Nbs Cas 128-08-5 khiqiza inani lentengo
Igama lomkhiqizo: n-bromosuccimide
I-CAS: 128-08-5
MF: C4H4BRNO2
MW: 177.98
Ubuningi: 2.098 g / cm3
Iphoyinti Lokuncibilika: 175-180 ° C
Iphakheji: 1 KG / Isikhwama, 25 KG / Bag, 25 KG / Drum
Impahla: Kuncibilike e-Acetone, ethyl acetate, acetic anhydride, insoluble emanzini, benzene, carbon tetrachloride, chloroform, njll.
1.Isetshenziswa njengezinto eziphilayo zokwenziwa ze-organic zokusabela kwe-bromination.
1. I-Bromalination of Olefins kanye nama-Aromatic Compounds: I-NBS isetshenziselwa ukwengeza i-Bromine kumabhondi aphindwe kabili ama-Olefins futhi aqede amakhompiyutha amnandi, imvamisa ngaphansi kwesenzo sokukhanya noma ukushisa.
2. Ukusabela kwamahhala okumnandi: ama-NB angakhiqiza ama-bromine ama-radicals, angasetshenziswa ekuvuseleleni okuhlukahlukene kwamahhala.
I-3.Synthesis ye-Bromine Compounds: Isetshenziselwa ukuhlanganisa amakhompiyutha ahlukahlukene we-organic, angasetshenziswa njengoba kuphakathi kwemithi yezokwelapha namakhemikhali ezolimo.
I-4. Ukusabela kwe-oxidation: Ama-NB angasebenza futhi njenge-oxidant ngokusabela okuthile, ukukhuthaza ukuguqulwa kotshwala kuzinhlanganisela ze-carbonyl.
I-5
* Singahlinzeka izinhlobo ezahlukene zokuhamba ngokubheka izimfuno zamakhasimende.
* Lapho inani lincane, singathumela ngendiza noma nge-FedEx, njengeFedEx, DHL, TNT, EMS kanye nemigqa ehlukahlukene yezokuthutha yezokuthutha.
* Lapho ubungako bukhulu, singathumela ngolwandle ukuze baqokwe ethekwini.
* Ngaphandle kwalokho, futhi singanikeza ngezinsizakalo ezikhethekile ngokuya ngezidingo zamakhasimende kanye nemikhiqizo.
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Egcinwe endaweni yokugcina umoya enomoya.
I-N-Bromosuccimide (NBS) kufanele igcinwe kahle ukuze ikwazi ukuqina kanye nokusebenza kahle. Nazi ezinye izinkombandlela zokugcina i-NBS:
1. Isitsha: Gcina i-NBs esitsheni sayo sokuqala noma ukudlulisela kwingilazi evaliwe noma esitsheni sepulasitiki esihambisana namakhompiyutha e-bromine.
2. Izinga lokushisa: gcina ama-nbs endaweni epholile, eyomile kude nokukhanya kwelanga okuqondile nemithombo yokushisa. Ngokufanelekile, kufanele igcinwe emazingeni okushisa asekamelweni noma esiqandisini.
3. Ukuswakama: qiniseka ukuthi indawo yokugcina yomile njengoba umswakama ungadala ukuncipha kwe-NBS.
4. Ukungalingani: Sicela ugcine ama-NBS kude nama-oxidants aqinile, ukunciphisa ama-ejenti namanye amakhemikhali asebenzayo ukuvikela ukusabela okungafuneki.
I-5. Ilebula: Faka ilebula ngokucacile iziqukathi ngegama lamakhemikhali, okuhlushwa, kanye nemininingwane eyingozi.
I-6
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Lapho uhambisa i-N-Bromosucciminide (NBS), izinyathelo ezimbalwa zokuphepha kufanele zithathwe ngenxa yezakhiwo zayo zamakhemikhali kanye nezingozi ezingaba khona. Nayi eminye imininingwane ebalulekile okufanele uyinake:
1. Ukulandela umthetho wokulawula: Qinisekisa ukuhambisana nemithetho yendawo, kazwelonke neyamazwe jikelele maqondana nokuhanjiswa kwezinto eziyingozi. I-NBS ingahle ihlukaniswe njengento eyingozi, ngakho-ke sicela ubuyekeze imihlahlandlela efanele.
2. Ukupakishwa: Sebenzisa izinto ezisebenza kahle zokufaka ezihambelana ne-NBS. Imvamisa, lokhu kubandakanya ukusebenzisa iziqukathi eziqinile, ezivuzayo zobufakazi obungamelana nokuxineka ngokomzimba kokuthumela. Iziqukathi ze-polyethylene (HDPE eziphakeme kakhulu ze-polyethylene (HDPE) zivame ukufaneleka.
3. Ilebula: Faka ilebula ngokucacile ukufakwa ngegama lamakhemikhali, inombolo ye-UN (uma ikhona), uphawu lwengozi kanye nanoma yiluphi ulwazi lokuphepha olufanele. Qinisekisa ukuthi amalebula abonakala kahle.
4. Ukulawulwa kokushisa: Uma kunesidingo, cabanga ngokusebenzisa izindlela zokulawula izinga lokushisa ukuvikela ukuvezwa kwamazinga okushisa aphezulu angathinta ukuqina kwe-NBS.
5 Sebenzisa i-desiccant uma kunesidingo.
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8. Ukuqeqeshwa: Ukuqinisekisa ukuthi abasebenzi ababandakanyeka kwinqubo yokuhamba baqeqeshelwe ukuphatha izimpahla eziyingozi futhi baqonde ubungozi obuhambisana ne-NBS.
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