leqephe_banner

sehlahisoa

methyl-2-bromoisonicotinate (CAS# 26156-48-9)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C7H6BrNO2
'Misa oa Molar 216.03
Botenya 1.579±0.06 g/cm3(E boletsoeng esale pele)
Melting Point 35-36
Boling Point 268.0±20.0 °C(E boletsoeng esale pele)
Flash point 115.858°C
Solubility e qhibilihang ka har'a Methanol
Khatello ea Mouoane 0.008mmHg ho 25°C
Ponahalo phofo ho kristale
Mmala Bosweu ho isa bosehla bo kganyang
BRN 128656
pKa -1.32±0.10(E boletsoeng esale pele)
Boemo ba polokelo Boloka sebakeng se lefifi, se tiisitsoe moo ho omileng, Mocheso oa Kamore
Refractive Index 1.554
MDL MFCD03791265

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Matšoao a Kotsi Xi - Ea halefisang
Likhoutu tsa Kotsi 36/37/38 - Ho halefisa mahlo, tsamaiso ea ho hema le letlalo.
Tlhaloso ea Tšireletseho 26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
WGK Jeremane 3
Tsebiso ea Kotsi Ho halefisa/ Ho ba le serame
Sehlopha sa Likotsi TS'OALANG

 

Selelekela

methyl-2-bromoisonicotinate ke motsoako oa organic o nang le foromo ea lik'hemik'hale C8H6BrNO2. Ke mokelikeli o se nang 'mala ho isa ho o mosehla o khanyang, o fetohang mocheso oa kamore. E na le hygroscopic 'me e qhibiliha ka har'a metsoako ea tlhaho e kang ethanol le dichloromethane.

 

methyl-2-bromoisonicotinate e sebelisoa haholo-holo e le li-catalyst le li-intermediates ho karabelo ea organic synthesis. E ka sebelisoa e le thepa ea bohlokoa e tala masimong a meriana, chefo e bolaeang likokoanyana le dae.

 

Mokhoa oa ho lokisa oa methyl-2-bromoisonicotinate hangata o fumanoa ka ho arabela 2-bromopyridine ka methyl formate. Maemo a khethehileng a liteko a ka fapana, empa ka kakaretso, karabelo e etsoa tlasa maemo a alkaline, 'me metheo e sebelisoang hangata ke sodium hydroxide kapa sodium carbonate.

 

Bakeng sa tlhaiso-leseling ea polokeho ea methyl-2-bromoisonicotinate, ke motsoako o halefisang le o senyang. Ho kopana le letlalo, mahlo, kapa tsela ea ho hema ho ka baka ho teneha le ho se thabise. Ka hona, mehato e hlokahalang ea tšireletso e lokela ho nkoa nakong ea ts'ebetso, joalo ka ho roala liatlana tse sireletsang, likhalase le limaske. Ho phaella moo, e lokela ho bolokoa ka setsing se koetsoeng, hole le mehloli ea mollo le libaka tse phahameng tsa mocheso. Haeba kotsi e etsahala, hang-hang tlosa sebaka se amehileng ka metsi a mangata 'me u batle thuso ea bongaka ka nako e loketseng. Latela mekhoa le likhothaletso tse amehang tsa polokeho.


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona