2-Fluoro-6-bromobenzyl bromide (CAS # 1548-81-8)
Kupu Whakataki
1. Te ahua: he karaehe taekore, he kowhai ranei.
2. Ira Whakarewa: 50-52 ° C.
3. Ira Kohua: 219 ° C.
4. Wairewa: Ka whakarewahia i roto i nga whakarewa waro penei i te etere me te chloroform.Whakamahia:
1. Ka taea te whakamahi 2-Fluoro-6-bromobenzyl bromide hei takawaenga pesticide mo te whakahiato o te phenoxypyrazole me te imidacloprid pesticides.
2. Ka taea hoki te whakamahi ki te whakahiato i etahi puhui nui i roto i te whakahiato waro, penei i nga pūhui heterocyclic.
Tikanga:
Ko te 2-Fluoro-6-bromobenzyl bromide ka taea te whakahiato i nga waahanga e whai ake nei:
1. Ko te tauhohenga o te waipiro phenyl me te phosphorus dibromide ka whakaputa i te phenyl bromide.
2. Te tauhohenga o te phenyl bromide me te waikawa fluoric hei hoatu 2-fluorophenyl bromide.
3. Ka mutu, ka tauhohehia te 2-fluorophenyl bromide ki te benzyl bromide hei hanga 2-fluororo-6-bromobenzyl bromide.
Mōhiohio Haumaru:
1. Ko te 2-Fluoro-6-bromobenzyl bromide he puhui pararopi ka kino pea ki te tinana o te tangata. I te wa e whakahaere ana, mau karapu tiaki, karaehe me nga kakahu whakamarumaru.
2. He mea mura, na te ahi, te wera nui ranei, ka wera.
3. I te wa e penapena ana me te whakamahi, me karohia te pa atu ki nga matū hotokore penei i te waikura, te waikawa kaha me te turanga kaha.
4. E taunaki ana kia whakamahia i roto i te waahi pai-hau, me te tawhiti atu i nga waahi ahi me nga waahi teitei. I te mea ka pokanoa te ngongo, te pa ki te kiri ranei, horoi tonu ki te wai ka rapu awhina hauora.
