isibhengezo_sekhasi

umkhiqizo

I-1-(trifluoroacetyl)-1H-imidazole (CAS# 1546-79-8)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H3F3N2O
I-Molar Mass 164.09
Ukuminyana 1.442g/mLat 25°C(lit.)
I-Boling Point 137°C(lit.)
I-Flash Point 113°F
Ukuncibilika kwamanzi iyasabela
I-Gravity ethize 1.442
I-BRN 608904
pKa 0.78±0.10(Okubikezelwe)
Isimo Sesitoreji 2-8°C
Kuyazwela Kuyazwela Umswakama
I-Refractive Index n20/D 1.424(lit.)

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Ubungozi Nokuphepha

Amakhodi Engozi U-R10 – Uyavutha
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R34 – Ibangela ukusha
I-R22 – Iyingozi uma igwinywe
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
I-S36/37 – Gqoka izingubo zokuzivikela ezifanele namagilavu.
S45 – Uma kwenzeka ingozi noma uzizwa ungaphilile, funa iseluleko sezokwelapha ngokushesha (bonisa ilebula noma nini lapho kunokwenzeka.)
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
S16 – Zigcine kude nemithombo yokuthungela.
Ama-ID e-UN UN 1993 3/PG 3
I-WGK Germany 3
AMAKHODI E-FLUKA BRAND F 10-21
I-TSCA T
Ikhodi ye-HS 29332900
Inothi Lengozi Okushisayo/Kuzwela Umswakama/Kugcine Kubanda
I-Hazard Class 3
Iqembu Lokupakisha III

 

Isingeniso
I-N-trifluoroacetimidazole. Inezici ezilandelayo:

1. Ukubukeka: I-N-trifluoroacetamidazole iyikristale eqinile engenambala.
2. I-Solubility: Ingancibilika kuma-solvents amaningi e-organic, njenge-ethanol, i-ethyl acetate ne-dimethylformamide, njll.
3. Ukuzinza: I-N-trifluoroacetamidazole inokuqina okuhle ekushiseni nasekukhanyeni.

I-N-trifluoroacetimidazole isetshenziswa kakhulu emkhakheni we-organic synthesis futhi ivame ukusetshenziswa njenge-hydrofluorate formation reagent yezinhlanganisela eziphilayo. Ingasetshenziselwa ukukhiqiza izinhlanganisela ezahlukene eziqukethe amaqembu e-trifluoroacetyl, njengama-ketone nama-alcohol, ama-enol ether nama-ester.

Izindlela zokulungiselela i-N-trifluoroacetamidazole zimi kanje:
1. I-Chlorinate trifluoroacetic acid noma i-sodium fluoride iphendulwa ne-imidazole ukuze kutholwe umkhiqizo oqondiwe.
2. I-Trifluoroacetic anhydride isabela ne-imidazole ngaphansi kwezimo ezine-asidi ukukhiqiza i-N-trifluoroacetylimidazole.

1. Gqoka amagilavu ​​okuzivikela afanele, izibuko zokuzivikela kanye nezingubo zokuzivikela lapho usebenzisa.
2. Gwema ukuhogela uthuli noma umhwamuko wayo futhi uqinisekise ukuthi indawo yokusebenza inomoya okahle.
3. Gwema ukuthinta isikhumba namehlo, geza ngokushesha ngamanzi amaningi futhi ufune ukwelashwa.
4. Gcina kude nemithombo yomlilo nama-oxidants futhi uwagcine evaliwe lapho uwagcina.


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