3-Bromo-2-hydroxy-5-nitropyridine（CAS# 15862-33-6)
Morearea me te Haumaru
| Waehere Morearea | R22 – He kino ki te horomia R37/38 – He whakapataritari ki te punaha manawa me te kiri. R41 – He kino kino 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. S39 – Mau whakamarumaru kanohi / kanohi. |
| UN ID | UN 2811 6.1 / PGIII |
| WGK Tiamana | 3 |
| Tuhipoka morearea | Whakariri |
| Te akomanga morearea | HE KAUPAPA, KA MAO |
He kupu whakataki poto
Ko te 3-Bromo-5-nitro-2-hydroxypyridine he pūhui waro e whakapotohia ana hei BNHO.
Āhuatanga: Āhua:
- Te ahua: Ko te BNHO he karaihe kowhai marama, he paura karaihe ranei.
- Wairewa: he paku whakarewa ki te wai, he wairewa ki te waipiro, ether me etahi atu whakarewa pararopi.
Whakamahinga:
- Pesticide raw rauemi: Ka taea te whakamahi BNHO hei rauemi mata mo te whakahiato o etahi pesticides.
Tikanga takahanga:
E rua nga tikanga whakarite noa: ko tetahi na roto i te tauhohenga alkylation o te bromobenzene me te 2-hydroxypyridine ki te tiki 3-bromo-2-hydroxypyridine, katahi ka tauhohe ki te waikawa nitric ki te tiki 3-bromo-5-nitro-2-hydroxypyridine. Ko tetahi atu na roto i te tauhohenga o te 2-bromo-3-methylpyridine me te waikawa nitric ki te whiwhi 3-bromo-5-nitro-2-hydroxypyridine.
Mōhiohio Haumaru:
- Ko te BNHO he puhui organohalogen he paitini, he whakapouri, me nga tikanga tiaki.
- A ape i te pa ki te kiri, nga kanohi me nga kiri mucous; ki te pa, me horoi tonu ki te nui o te wai.
- Mau taputapu whakamarumaru whaiaro e tika ana, penei i nga karapu taiwhanga me nga mohiti haumaru, ina whakamahi me te whakareri.
- A ape i te tango i tana kohu, i te puehu ranei, ka mahi ki tetahi waahi whai hau pai.
- Me penapena ki tetahi waahi maroke, hauhautanga me te whai hau kia matara atu i nga puna whakakorikori, i nga mea whakahaora ranei.
