2-BROMO-3-METHOXYPYRIDINE(CAS# 24100-18-3)
| Iimpawu ezinobungozi | Xn – Iyingozi |
| Iikhowudi zoMngcipheko | I-R22 – Iyingozi xa iginyiwe I-R37/38 – Iyacaphukisa inkqubo yokuphefumla kunye nolusu. I-R41 – Umngcipheko womonakalo omkhulu emehlweni |
| Inkcazelo yoKhuseleko | S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango. S39 –Nxiba ukhuseleko lwamehlo / ubuso. |
| WGK eJamani | 3 |
| Ikhowudi ye-HS | 29333990 |
Intshayelelo
I-2-bromo-3-methoxypyridine i-organic compound kunye ne-chemical formula C6H6BrNO. Oku kulandelayo yinkcazo yobume bayo, ukusetyenziswa, ukulungiswa kunye nolwazi lokhuseleko:
Indalo:
-Imbonakalo: ulwelo olungenambala
-Ukunyibilika: Inyibilika kwi-ethanol ene-anhydrous kunye ne-Ether solvents
-Indawo yokubila: 167-169 ° C
-Ubuninzi: 1.568 g/mL
Sebenzisa:
I-2-bromo-3-methoxypyridine inezicelo ezithile kwicandelo lekhemistri:
-Njenge-intermediate: ingasetyenziselwa ukudibanisa ezinye izinto eziphilayo, ezifana neziyobisi, i-pesticides kunye nedayi.
-I-Organic synthesis: Ingathatha inxaxheba kwiindlela ezahlukeneyo zokuphendula, ezifana neempendulo ze-electrophilic substitution, reactions condensation, njl.
Indlela:
Iindlela ze-2-bromo-3-methoxypyridine synthesis ikakhulu zezi zilandelayo:
1. Ngokusabela kwe-3-methoxypyridine kunye ne-bromine: i-3-methoxypyridine iphendulwa nge-bromine kwaye ishushu phantsi kweemeko ze-alkali ukufumana imveliso ye-2-bromo-3-methoxypyridine.
2. Ngokusabela kwe-pyridine kunye ne-2-Bromo methyl ether: i-pyridine kunye ne-2-Bromo methyl ether reaction, phantsi kweemeko ezifanelekileyo zokufudumeza okanye ukusebenzisa i-catalyst ukuvelisa imveliso efunwayo.
Ulwazi ngoKhuseleko:
Ukhuseleko lwe-2-bromo-3-methoxypyridine lufuna ingqalelo. Oku kulandelayo ngamanye amacebiso okhuseleko:
-Kuphephe ukuphefumla, ukudibana nolusu, okanye ukungena emehlweni. Nxiba izixhobo ezifanelekileyo zokukhusela ezifana neeglavu, iiglavu kunye nezikhuselo zobuso ngexesha lokusetyenziswa.
-Xa ugcina, kufuneka ubekwe kwindawo enomoya, kude nomlilo kunye ne-oxidizing agents.
-Funda i-data sheet efanelekileyo ngononophelo ngaphambi kokusetyenziswa kwaye uyisebenzise ngokuhambelana neenkqubo ezichanekileyo zokusebenza.
