2-Chloro-3-bromo-4-methylpyridine (CAS# 55404-31-4)

Intshayelelo

I-organic compound kunye ne-chemical formula ye-C6H5BrClN kunye ne-molecular weight of 192.48g / mol. Oku kulandelayo yinkcazo yobume bayo, ukusetyenziswa, ukuqulunqwa kunye nolwazi lokhuseleko:

1. indalo:

-Imbonakalo: ayinambala ukuya kulwelo olutyheli olukhanyayo okanye oluqinileyo;

-Indawo yokubilisa: malunga ne-220-222 ℃ (nge-barometer);

-indawo yokunyibilika: malunga ne-33-35 ℃;

-Inovelwano ekukhanyeni, kuphephe ukuvela elangeni ixesha elide;

-I-Soluble kwii-solvents eziqhelekileyo ezifana ne-ethanol kunye ne-dimethylformamide.

2. sebenzisa:

-Njengomda ophakathi: ingasetyenziselwa ukulungiselela ezinye iikhompawundi, ezifana ne-fluorine-containing compounds okanye i-derivatives yezinye i-heterocyclic compounds;

-Isetyenziswe kwi-organic synthesis: Ingasetyenziselwa njenge-reagent ebalulekileyo kwi-organic synthesis ukwazisa amaqela asebenzayo afana ne-athomu ye-halogen okanye amaqela e-amino.

3. Indlela yokulungiselela:

Ngokuqhelekileyo inokulungiswa ngokudibanisa i-chlorination, i-bromination kunye ne-methylation ye-pyridine.

4. Ulwazi ngoKhuseleko:

-yi-organic compound, enokuba yingozi;

-kufuneka ihambelane neenkqubo zokhuseleko lweekhemikhali zokusebenza, ukuphepha ukudibanisa ngokuthe ngqo kwesikhumba kunye namehlo;

-Umoya olungileyo kufuneka unikezwe ngexesha lokusetyenziswa ukuphepha ukuphefumla umphunga;

-Ukulahla inkunkuma, thobela imimiselo yendawo.