2 5Difluorobenzylbromide（CAS# 85117-99-3)
| Waehere Morearea | R11 – Tino muramura R34 – He weranga R22 – He kino ki te horomia R36 – He whakapataritari ki nga kanohi |
| 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.) S16 – Kia matara atu i nga puna o te mura. |
| UN ID | UN 2924 3/PG 2 |
| WGK Tiamana | 3 |
| Waehere HS | 29039990 |
| Tuhipoka morearea | Haehae/Lachrymatory |
| Te akomanga morearea | 8 |
| Roopu Tarapi | III |
Kupu Whakataki
2,5-Difluorobenzyl bromide. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, te tikanga whakarite me nga korero haumaru:
Kounga:
Te ahua: Ko te 2,5-benzyl difluorobromide he wai kore tae, he wai kowhai paku ranei.
Kiato: 1.74-1.76 g/cm³.
Wairewa: Ka whakarewahia i roto i nga whakarewa waro penei i te waipiro, te etera me te whakarewa kore-polar.
Whakamahia:
2,5-difluorobenzyl bromide te nuinga whakamahia rite te pūhui rauemi takawaenga me te raw i roto i te kōtuitanga waro.
I roto i te whakahiato pararopi, ka whakamahia mo te fluorination o olefins me te fluorination whiriwhiri o nga pūhui kakara.
Tikanga:
Ko te whakarite o te 2,5-difluorobenzyl bromide ka taea te whakahaere ma nga waahanga e whai ake nei:
Tuatahi, ka tauhohehia te 2,5-dibromobenzyl me te waikawa trifluoroacetic me te whakahoki i roto i te kondensate hau, te wai ranei hei whakarite i te otinga 2,5-difluorobenzylbromide.
Ko te hua parakore 2,5-difluorobenzyl bromide ka whakamarokehia, ka tātarihia, ka whakamarokehia.
Mōhiohio Haumaru:
Ko te 2,5-difluorobenzyl bromide he paitini, a me tupato i te wa e whakamahia ana, me karo i te pa ki te kiri, nga kanohi me te waahanga manawa.
I te wa e whakamahia ana me te whakareri, me whakarato nga taputapu whakamarumaru e tika ana penei i nga karapu taiwhanga, nga karaehe, me nga kopare whakamarumaru.
Me whakahaere i roto i te waahi pai te hau me te karo i te pa atu ki nga puna whakakoi me nga waiora.
I te wa e penapena ana, me pupuri te 2,5-difluorobenzyl bromide ki roto i te waahi makariri, maroke me te hau, kia matara atu i te ahi me nga mura ahi.
Me whai koa i nga mahi taiwhanga tika me nga aratohu whakahaere haumaru ina whakamahi me te whakahaere 2,5-difluorobenzyl bromide.
