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mankhwala

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

Chemical Property:

Molecular Formula Chithunzi cha C5H3F3N2O
Molar Misa 164.09
Kuchulukana 1.442g/mLat 25°C(lat.)
Boling Point 137°C(kuyatsa)
Pophulikira 113°F
Kusungunuka kwamadzi zimachita
Specific Gravity 1.442
Mtengo wa BRN 608904
pKa 0.78±0.10 (Zonenedweratu)
Mkhalidwe Wosungira 2-8 ° C
Zomverera Sichinyezimira
Refractive Index n20/D 1.424(lit.)

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Ngozi ndi Chitetezo

Zizindikiro Zowopsa R10 - Yoyaka
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
R34 - Imayambitsa kuyaka
R22 - Zowopsa ngati zitamezedwa
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S36/37 - Valani zovala zoyenera zodzitchinjiriza ndi magolovesi.
S45 - Pakachitika ngozi kapena ngati simukumva bwino, funsani upangiri wachipatala nthawi yomweyo (onetsani chizindikirocho ngati kuli kotheka.)
S36/37/39 - Valani zovala zodzitchinjiriza zoyenera, magolovesi ndi chitetezo chamaso / kumaso.
S16 - Khalani kutali ndi magwero oyatsira.
Ma ID a UN UN 1993 3/PG 3
WGK Germany 3
FLUKA BRAND F CODES 10-21
TSCA T
HS kodi 29332900
Zowopsa Kutentha/Kusamva Chinyontho/Kuzizizira
Kalasi Yowopsa 3
Packing Group III

 

Mawu Oyamba
N-trifluoroacetimidazole. Lili ndi zotsatirazi:

1. Maonekedwe: N-trifluoroacetamidazole ndi crystalline yolimba yopanda mtundu.
2. Kusungunuka: Ikhoza kusungunuka muzinthu zambiri zosungunulira, monga ethanol, ethyl acetate ndi dimethylformamide, ndi zina zotero.
3. Kukhazikika: N-trifluoroacetamidazole ili ndi kukhazikika kwabwino kwa kutentha ndi kuwala.

N-trifluoroacetimidazole zimagwiritsa ntchito m'munda wa kaphatikizidwe organic ndipo nthawi zambiri ntchito monga hydrofluorate mapangidwe reagent kwa organic mankhwala. Itha kugwiritsidwa ntchito popanga mankhwala osiyanasiyana okhala ndi magulu a trifluoroacetyl, monga ma ketoni ndi mowa, ma ether a enol ndi esters.

Kukonzekera njira za N-trifluoroacetamidazole makamaka motere:
1. Chlorinate trifluoroacetic acid kapena sodium fluoride imachitidwa ndi imidazole kuti ipeze mankhwala omwe akutsata.
2. Trifluoroacetic anhydride imayendetsedwa ndi imidazole pansi pa acidic kuti ipange N-trifluoroacetylimidazole.

1. Valani magolovesi oteteza, magalasi oteteza komanso zovala zodzitchinjiriza mukamagwiritsa ntchito.
2. Pewani kulowetsa fumbi kapena nthunzi yake ndikuwonetsetsa kuti malo ogwirira ntchito ali ndi mpweya wabwino.
3. Pewani kukhudzana ndi khungu ndi maso, muzimutsuka mwamsanga ndi madzi ambiri ndikupita kuchipatala.
4. Khalani kutali ndi gwero la moto ndi zotulutsa okosijeni ndipo zisungeni zosindikizidwa pozisunga.


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