isibhengezo_sekhasi

umkhiqizo

I-N-ethyl-4-methylbenzene sulfonamide (CAS#80-39-7)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C9H13NO2S
I-Molar Mass 199.27
Ukuminyana 1.188 [ku-20℃]
I-Melting Point 63-65℃
I-Boling Point 226.1℃[ku-101 325 Pa]
Ukuncibilika kwamanzi <0.01 G/100 ML AT 18 ºC
I-Vapor Presure 0.015Pa ku-25℃
Ukubukeka Ikristalu elimhlophe
Isimo Sesitoreji 2-8°C
I-MDL I-MFCD00048511
Izakhiwo Zomzimba Nezamakhemikhali Ukuncibilika emanzini:<0.01g/100 mL ngo-18 C
Sebenzisa I-Polyamide resin, i-cellulose resin iyi-plasticizer enhle kakhulu

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
I-S36/37 – Gqoka izingubo zokuzivikela ezifanele namagilavu.

 

Isingeniso

I-N-Ethyl-p-toluenesulfonamide iyinhlanganisela yezinto eziphilayo.

 

Ikhwalithi:

I-N-ethyl p-toluenesulfonamide iqinile ezingeni lokushisa legumbi, incibilika kwezinye izincibilikisi eziphilayo ezifana notshwala nama-ethers, futhi ayincibiliki emanzini. Kuyinhlanganisela engathathi hlangothi engazweli kukho kokubili ama-asidi nezisekelo.

 

Sebenzisa:

I-N-ethyl p-toluenesulfonamide ivame ukusetshenziswa njengesixazululi kanye ne-catalyst ku-organic synthesis. Ingasetshenziswa ekuphenduleni kwe-organic synthesis njengokusabela kwe-oxidation, ukusabela kwe-acylation, ukusabela kwe-amination, njll.

 

Indlela:

Ukulungiswa kwe-N-ethyl p-toluenesulfonamide kungatholwa ngokusabela kwe-p-toluenesulfonamide nge-ethanol ngaphansi kwezimo ze-alkali. Okokuqala, i-p-toluenesulfonamide ne-ethanol yengezwa emkhunjini wokusabela, inani elithile le-alkali catalyst liyengezwa futhi ukusabela kuyashiswa, futhi ngemva kokuqeda ukusabela, umkhiqizo utholakala ngokupholisa kanye ne-crystallization.

 

Ulwazi Lokuphepha: Gwema ukuthinta isikhumba, amehlo, nokuhogela, futhi sebenzisa amagilavu ​​okuvikela, izibuko, namamaski. Gcina kude nemithombo yokuthungela kanye nama-oxidants uma usebenzisa futhi uwagcina ukuze uvimbele ukuthi bangashi futhi baqhume. Imfucuza kufanele ilahlwe ngokuhambisana nemithetho yendawo.


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