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umkhiqizo

I-N-Phenyl-N-nitroso-p-toluenesulfonamide (CAS#42366-72-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C8H7D3N2O3S
I-Molar Mass 217.26
I-Melting Point 60-63°C(lit.)
Isimo Sesitoreji 0-6°C
Sebenzisa Abaphakathi kwezidakamizwa; Ukuze kuhlanganiswe i-phenyl Diazomethane kanye nemithi, imboni yamakha

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R20/21/22 – Kuyingozi ngokuhogela umoya, ukuthintana nesikhumba futhi uma ukugwinyile.
R43 - Ingabangela ukuzwela ngokuthinta isikhumba
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
I-R2 – Ingozi yokuqhuma ngenxa yokushaqeka, ukungqubuzana, umlilo noma eminye imithombo yokuthungela
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-S36/37 – Gqoka izingubo zokuzivikela ezifanele namagilavu.
S35 – Le nto kanye nesiqukathi sayo kumele kulahlwe ngendlela ephephile.
I-S15 – Zigcine kude nokushisa.
Ama-ID e-UN I-UN3234 – UN3224 DOT ikilasi 4.1 (N-Methyl-N-nitroso-p-methylbenzenesulfonamide) Uhlobo oluqinile oluzisebenzayo C, izinga lokushisa elilawulwayo)
I-WGK Germany 2

 

Isingeniso

I-N-phenyl-N-nitroso-p-toluenesulfonamide (i-BTd ngamafuphi) iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso kwezinye zezakhiwo zayo, ukusetshenziswa, izindlela zokukhiqiza kanye nolwazi lokuphepha:

 

Izakhiwo: I-BTd ayinambala kuya kokuphuzi okuqinile kwekristalu okukhanyayo nokuncibilika okuthile.

Ingasetshenziswa ekuhlanganisweni kwamanye ama-organic compounds afana ne-aniline, i-pyrroles, ne-thiophene derivatives.

 

Indlela: Indlela evamile yokulungiselela i-BTd itholakala ngokusabela i-p-toluenesulfonamide nge-nitrous acid. Indlela eqondile yokulungiselela kungaba ukuncibilikisa i-p-toluenesulfonamide ku-dilute sulfuric acid, bese wengeza i-nitrite kwisixazululo sokusabela ngokwehla kancane, kuyilapho ugcina izinga lokushisa lokusabela lingaphansi kuka-5 degrees Celsius. Ngemva kokuqedwa kokusabela, umkhiqizo we-BTd uyapholiswa, ufakwe amakristalu futhi uhlungwe.

 

Ulwazi Lokuphepha: Ukusetshenziswa nokusebenza kwe-BTd kufanele kuhambisane nezinqubo ezifanele zokusebenza zokuphepha. Kuyinhlanganisela yezinto eziphilayo ezingase zicasule kancane futhi zibe nobuthi. Lapho uphatha futhi uthinta i-BTd, kufanele kuqashelwe izinyathelo ezifanele njengokugqoka amagilavu ​​okuzivikela kanye nezibuko, futhi kuqinisekiswe indawo yokusebenza enomoya omuhle. Ukuthintana nezinye izinto eziphilayo kanye nama-oxidants kufanele kugwenywe ukugwema ukusabela okuyingozi. Esimeni sokuhogela, ukuthinta isikhumba, noma ukungenisa ngephutha i-BTd, funa usizo lwezokwelapha ngokushesha futhi unikeze ishidi ledatha yokuphepha kwamakhemikhali elifanele.


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