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hua

3-(Trifluoromethoxy)benzyl bromide(CAS# 50824-05-0)

Āhuatanga matū:

Tātai rāpoi C8H6BrF3O
Molar Mass 255.03
Kiato 1.594g/mLat 25°C(marama)
Te Whakarewa 22-24°C
Piro Pouri 82-84°C10mm Hg(marama)
Tohu Kohiko 202°F
Kohu Kohu 3.44mmHg i te 25°C
Te ahua He wai, he iti rewa ranei
Te taumahatanga motuhake 1.594
Tae Maamaa he kowhai iti
BRN 2521451
Tikanga Rokiroki Whakamaohia.
Tairongo Lachrymatory
Taurangi Refactive n20/D 1.48(marama)
Āhuatanga ā-tinana, matū hoki Ira Kohua: 82 – 84 i te 10mm Hgdensity: 1.5838

tohu uira: 94

āhuatanga: taonga roimata


Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate C – Huka
Waehere Morearea 34 – He weranga
Whakaahuatanga Haumaru S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
S27 – Wewetehia nga kakahu poke katoa.
S28 – I muri i te pa ki te kiri, horoi tonu ki te maha o te hopi-hu.
S36/37/39 – Mau kakahu whakamarumaru tika, karapu me te whakamarumaru kanohi/kanohi.
S45 – Ki te puta he aitua, ki te kore ranei koe e pai, rapu wawe i nga tohutohu hauora (whakaatuhia te tapanga ina taea.)
UN ID UN 3265 8/PG 2
WGK Tiamana 3
Waehere HS 29093090
Tuhipoka morearea Haehae/Lachrymatory
Te akomanga morearea 8
Roopu Tarapi III

 

Kupu Whakataki

4-(Trifluoromethoxy)benzyl bromide he pūhui waro.

 

Ko tetahi o ana whakamahinga matua he reagent me te takawaenga i roto i te whakahiato waro. Ko nga ahuatanga motuhake o tana roopu trifluoromethoxy, ka taea te whakamahi ki te whakauru i te roopu trifluoromethoxy.

 

Ko te whakarite o te 4-(trifluoromethoxy)benzyl bromide i te nuinga o te wa ka whiwhi i te hohenga o te benzyl bromide me te trifluoromethanol. I roto ia ratou, ka tauhohe te benzyl bromide ki te trifluoromethanol i raro i nga tikanga kawakore ki te hanga 4-(trifluoromethoxy)benzyl bromide.

He organohalide e whakapataritari ana, e paitini ana, me tupato kia kore e pa ki te kiri me nga kanohi i te wa e mahi ana. Me whakamahi i roto i te waahi whai hau pai me nga tikanga whakamarumaru e tika ana, penei i te mau kakahu tiaki kanohi, karapu me nga kakahu whakamarumaru. Me noho matara atu i nga puna mura me nga waiora, ka rongoa ki roto i te ipu kaaiti kia kore ai e tauhohe ki te hau. Mena he pakaru ohorere, me tere te tango me te karo ki te uru ki te puna wai, ki te parakaina ranei.

 


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