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sehlahisoa

5-Bromo-2-methylpyridine (CAS# 3430-13-5)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C6H6BrN
'Misa oa Molar 172.02
Botenya 1.494±0.06 g/cm3(E boletsoeng esale pele)
Melting Point 32-36°C
Boling Point 74 °C / 17mmHg
Flash point 64.3°C
Solubility Chloroform (Hanyenyane), Ethyl Acetate (Hanyenyane)
Khatello ea Mouoane 1.09mmHg ho 25°C
Ponahalo kristale e mosehla o khanyang
Mmala Ho qhibiliha ha Bosoeu ho ea ho Bosehla bo Khanyang
BRN 107324
pKa 3.59±0.10(E boletsoeng esale pele)
Boemo ba polokelo Boemo bo sa tsitsang, Mocheso oa Kamore
Refractive Index 1.553
MDL MFCD00661170
Thepa ea 'Mele le ea Lik'hemik'hale Mokelikeli o mosehla o kganyang
Sebelisa E sebelisoa e le Phapang ea meriana

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Likhoutu tsa Kotsi R36/37/38 – Ho tena mahlo, tsamaiso ya ho hema le letlalo.
R20/21/22 – E kotsi ka ho hema, ho kopana le letlalo le ha e koetsoe.
Tlhaloso ea Tšireletseho S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S36 - Apara liaparo tse loketseng tsa tšireletso.
S36/37/39 - Apara liaparo tse loketseng tsa tšireletso, liatlana le tšireletso ea mahlo / sefahleho.
WGK Jeremane 3
Khoutu ea HS 29333990
Sehlopha sa Likotsi TS'OALANG

 

Selelekela

5-Bromo-2-methylpyridine ke motsoako oa lintho tse phelang. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea komporo:

 

Boleng:

Ponahalo: 5-bromo-2-methylpyridine ke kristale e mosehla kapa e se nang mebala.

Solubility: E ka qhibiliha ka har'a metsoako e mengata ea tlhaho 'me e na le ho qhibiliha ho tlase metsing.

 

Sebelisa:

Catalyst: E ka boela ea sebelisoa e le sesosa sa karabelo e itseng ea catalyzed.

 

Mokhoa:

Mokhoa o tloaelehileng oa ho lokisa 5-bromo-2-methylpyridine ke brominated 2-methylpyridine. Mehato e khethehileng ke e latelang:

2-methylpyridine e qhibiliha ka solvent.

Sehlahisoa sa brominating, se kang metsi a bromine kapa mercuric chloride, se eketsoa ka tharollo ho theha 5-bromo-2-methylpyridine.

Sefa le kristale ho fumana sehlahisoa se hloekileng.

 

Lintlha tsa Tšireletseho:

5-Bromo-2-methylpyridine ke motsoako oa organobromine 'me o lokela ho tšoaroa ka hloko ho qoba ho kopana le letlalo, mahlo le tsela ea ho hema.

Qoba ho hema phofo ea eona kapa mosi oo e o ntšang.

Li-gloves tse sireletsang, likhalase tsa tšireletso le limaske tse sireletsang li lokela ho apesoa nakong ea ts'ebetso.

Ha e sebelisoa kapa e bolokoa, e lokela ho bolokoa hole le ho khantša le li-oxidants.

Ha u sebetsana le 5-bromo-2-methylpyridine, mekhoa e sireletsehileng ea ts'ebetso e lokela ho lateloa le ho tšoaroa sebakeng se nang le moea o motle.


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona