page_banner

hua

4-Bromo-2-fluorobenzyl bromide (CAS# 76283-09-5)

Āhuatanga matū:

Tātai rāpoi C7H5Br2F
Molar Mass 267.92
Kiato 1.9094 (whakatau tata)
Te Whakarewa 33-36 °C (marama)
Piro Pouri 126 °C (19 mmHg)
Tohu Kohiko 126°C/9mm
Kohu Kohu 0.0281mmHg i te 25°C
Te ahua Kiriata kowhai kanapa
Tae He ma ki waho-ma
BRN 4307676
Tikanga Rokiroki i raro i te hau hau (hauota, Argon ranei) i te 2-8°C
Tairongo Lachrymatory
Taurangi Refactive 1.5770 (whakatau tata)
MDL MCD00055467
Āhuatanga ā-tinana, matū hoki Ira whakarewa 30 ℃, ira kohua 126 ℃/2.54kPa.
Whakamahi Mo te whakahiato rongoa

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate C – Huka
Waehere Morearea R22 – He kino ki te horomia
R34 – He weranga
R52/53 – He kino ki nga rauropi wai, ka puta pea he paanga kino mo te wa roa ki te taiao wai.
R20/21/22 – He kino ma te horomia, ka pa ki te kiri me te horomia.
Whakaahuatanga Haumaru S26 – Mena ka pa ki nga kanohi, horoi tonu ki te nui o te wai me te rapu tohutohu hauora.
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.)
S61 – A ape i te tuku ki te taiao. Tirohia nga tohutohu motuhake / pepa raraunga haumaru.
UN ID UN 2923 8/PG 3
WGK Tiamana 2
Waehere HS 29039990
Tuhipoka morearea Haehae/Lachrymatory
Te akomanga morearea 8
Roopu Tarapi III

 

Kupu Whakataki

Ko te 2-Fluoro-4-bromobenzyl bromide he pūhui waro. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, te tikanga whakarite me nga korero haumaru:

 

Kounga:

- Te ahua: 2-Fluoro-4-bromobenzyl bromide he wai kore tae ki te kowhai kowhai.

- Wairewa: Ka whakarewahia i roto i nga whakarewa pararopi penei i te waipiro me te etera, engari karekau i te wai.

 

Whakamahia:

- Ka whakamahia te 2-Fluoro-4-bromobenzyl bromide hei takawaenga nui i roto i te whakahiato waro.

- Ka taea hoki te whakamahi i tenei pūhui hei rauemi mata mo te whakakorikori me te surfactant.

 

Tikanga:

Ko te tikanga whakarite o te 2-fluoro-4-bromobenzyl bromide e whai ake nei:

- Te tauhohenga o te waipiro 2-bromobenzyl me te waikawa 2,4-difluorobenzoic, he mea whakakorikori e te alkali, i te pāmahana me te wa tika.

- I muri i te otinga o te tauhohenga, ka mahia te purenga me te wehenga ma te whakamaaramatanga, maatanga ranei kia whiwhi 2-fluoro-4-bromobenzyl bromide me te tino ma.

 

Mōhiohio Haumaru:

- Ko te 2-Fluoro-4-bromobenzyl bromide he puhui pararopi karekau, me karo ona kohu ma te ngongo.

- Mau taputapu whakamarumaru whaiaro e tika ana penei i nga karaehe whakamarumaru, nga karapu me nga koti taiwhanga i te wa e whakahaere ana me te whakahaere.

- I te wa e rongoa ana me te whakamahi, karohia te pa atu ki nga waikura, waikawa kaha, kawakore kaha me etahi atu matū hei karo i nga tauhohenga kino.

- I te wa e penapena ana me te tuku, me mau nga ture e tika ana, nga whakaritenga me nga ture haumaru.


  • Tōmua:
  • Panuku:

  • Tuhia to korero ki konei ka tukuna mai ki a matou