3-Bromo-5-fluoropyridine (CAS# 407-20-5)
| Iikhowudi zoMngcipheko | I-R22 – Iyingozi xa iginyiwe I-R37/38 – Iyacaphukisa inkqubo yokuphefumla kunye nolusu. I-R41 – Umngcipheko womonakalo omkhulu emehlweni R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu. I-R20/21/22 – Iyingozi ngokuphefumla, xa udibana nolusu naxa uginyiwe. I-R10-Inokutsha |
| Inkcazelo yoKhuseleko | S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango. S39 –Nxiba ukhuseleko lwamehlo / ubuso. S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo. S16 – Gcina kude kwimithombo yomlilo. |
| Izazisi ze-UN | UN2811 |
| WGK eJamani | 3 |
| Ikhowudi ye-HS | 29333990 |
| Inqaku Lengozi | Iyacaphukisa |
| IKlasi yeeNgozi | 6.1 |
Intshayelelo
I-5-Bromo-3-fluoropyridine yi-organic compound. Oku kulandelayo sintshayelelo kubume bayo, ukusetyenziswa, indlela yokulungiselela kunye nolwazi lokhuseleko:
Umgangatho:
- I-5-Bromo-3-fluoropyridine iqinile kunye ne-morphology yeekristale ezimhlophe okanye eziphuzi.
- Yikhompawundi ye-organohalogen enomsebenzi ophezulu weekhemikhali.
- I-5-Bromo-3-fluoropyridine ayinyibiliki emanzini kwiqondo lokushisa, kodwa i-soluble kwii-solvents eziphilayo ezifana ne-ethanol kunye ne-ethers.
Sebenzisa:
- I-5-Bromo-3-fluoropyridine idla ngokusetyenziswa njenge-reagent ebalulekileyo kwi-organic synthesis.
- Ine-electrophilic substitution enamandla kunye nokusebenza, kwaye ingasetyenziselwa ukutshintshwa, ukudibanisa kunye neempendulo zebhayisikile kwiimpendulo ze-organic synthesis.
Indlela:
- I-5-Bromo-3-fluoropyridine inokuqulunqwa ngeendlela ezahlukeneyo, eyona ndlela ixhaphakileyo kukusabela nge-bromofluoropyridine nge-acetonitrile.
- I-3-Bromopyridine inokufunyanwa ngokuqala ngokusabela nge-lithium subbromide ukuvelisa i-3-bromopyridine, ize iphendule nge-sodium fluoride ukufumana i-5-bromo-3-fluoropyridine.
Ulwazi ngoKhuseleko:
- I-5-Bromo-3-fluoropyridine yi-organic compound enobungozi kwaye ifuna ukuphathwa ngokukhuselekileyo kwi-laboratory.
- Inokuba nefuthe elicaphukisayo emehlweni kunye nolusu kunye noqhagamshelwano oluthe ngqo kufuneka luphetshwe.
- I-5-Bromo-3-fluoropyridine kufuneka igcinwe kwisitya esingenawo umoya, kude nomlilo kunye namaqondo okushisa aphezulu.
- Xa usebenzisa kwaye uphatha, landela iinkqubo ezifanelekileyo zokusebenza zokhuseleko kwaye uxhotyiswe ngezixhobo ezifanelekileyo zokukhusela ezifana neeglavu kunye neglavu.
