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ibicuruzwa

2 2-Difluorobenzodioxole-5-acide karubike (CAS # 656-46-2)

Umutungo wa Shimi:

Inzira ya molekulari C8H4F2O4
Misa 202.11
Ubucucike 1.66 ± 0.1 g / cm3 (Biteganijwe)
Ingingo yo gushonga 178
Ingingo ya Boling 266.1 ± 40.0 ° C (Biteganijwe)
Flash point 114.7 ° C.
Gukemura DMSO (Buhoro), Methanol (Buhoro)
Umwuka 0.0044mmHg kuri 25 ° C.
Kugaragara Birakomeye
Ibara Umweru Kuri Off-White
pKa 4.01 ± 0.40 (Byahanuwe)
Imiterere y'Ububiko munsi ya gaze ya inert (azote cyangwa Argon) kuri 2-8 ° C.
MDL MFCD00792417

Ibicuruzwa birambuye

Ibicuruzwa

Kode y'ingaruka R36 / 37/38 - Kurakaza amaso, sisitemu y'ubuhumekero n'uruhu.
R22 - Byangiza niba byamizwe
Ibisobanuro byumutekano S26 - Mugihe uhuye namaso, kwoza ako kanya n'amazi menshi hanyuma ushakishe inama mubuvuzi.
S36 - Kwambara imyenda ikingira.
Icyitonderwa Kurakara

 

Intangiriro

2,2-Difluoro-1, aside ni ifumbire mvaruganda. Dore amakuru amwe n'amwe:

 

Ibyiza: 2,2-Difluoro-1, fluorid nikomeye cyera. Inzira ya molekile yayo ni C9H4F2O4 naho uburemere bwa molekile ni 200.12g / mol. Irahagaze mubushyuhe bwicyumba kandi ifite ubushobozi buke.

 

Imikoreshereze: 2,2-Difluoro-1, ikoreshwa nkibikoresho fatizo na reagent mubushakashatsi bwimiti hamwe na synthesis. Irashobora gukoreshwa muguhuza ibindi bintu kama, nkumuhuza wimiti, imiti yica udukoko n amarangi.

 

uburyo bwo gutegura: 2,2-Difluoro-1, uburyo bwo gutegura aside buragoye. Uburyo bukoreshwa muburyo bwo kwitegura bubonwa na okiside ya benzodioxene, hanyuma hagakurikiraho reaction hamwe na fluorine mugihe gikwiye kugirango tumenye atome ya fluor.

 

Amakuru yumutekano: Kugeza ubu, hari amakuru make yumutekano hafi 2,2-Difluoro-1, aside UV. Ntabwo yigeze yigwa cyane, uburozi bwayo nakaga rero ntabwo byumvikana neza. Mugihe cyo kuyikoresha, birakenewe gukurikiza inzira rusange yumutekano wa laboratoire kugirango ukore neza, kandi wirinde guhumeka, guhura nuruhu n'amaso. Mbere yo kuyikoresha, birasabwa gusobanukirwa urupapuro rwumutekano rwikigo kandi ugafata ingamba zikwiye zo kurinda hashingiwe ku gusuzuma ingaruka.


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