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sehlahisoa

5-Bromo-2-Chlorobenzoic Acid (CAS# 21739-92-4)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C7H4BrClO2
'Misa oa Molar 235.46
Botenya 1.7312 (khakanyo e fosahetseng)
Melting Point 154-156 °C (hote.)
Boling Point 324.5±27.0 °C(E boletsoeng esale pele)
Flash point 150.1°C
Ho qhibiliha ha Metsi E qhibiliha ka metsing 2.63 g/L @20°C.
Solubility 2.63g/l
Khatello ea Mouoane 0.0001mmHg ho 25°C
Ponahalo Khalase e tšoeu
Mmala Phofo e 'mala o mosoeu
BRN 2691432
pKa 2.49±0.25(E boletsoeng esale pele)
Boemo ba polokelo E tiisitsoe ka ho omme, Mocheso oa Kamore
Refractive Index 1.5590 (khakanyo)
MDL MFCD00002415
Thepa ea 'Mele le ea Lik'hemik'hale Phofo e tšoeu ea kristale. Sebaka se qhibilihang ke 158-160°C.

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 S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S37/39 - Apara liatlana tse loketseng le tšireletso ea mahlo / sefahleho
WGK Jeremane 3
Khoutu ea HS 29163900
Sehlopha sa Likotsi TS'OALANG

 

Selelekela

5-Bromo-2-chlorobenzoic acid ke motsoako oa manyolo. Se latelang ke selelekela ho tse ling tsa thepa ea eona, ts'ebeliso, mekhoa ea tlhahiso le tlhaiso-leseling ea polokeho:

 

Boleng:

- Ponahalo: phofo e tšoeu ea kristale

- Solubility: E qhibiliha hanyane ka metsing, e qhibiliha ka har'a metsoako ea tlhaho

 

Sebelisa:

- 5-Bromo-2-chlorobenzoic acid e ka sebelisoa e le karolo ea bohlokoa ea lipakeng tsa organic synthesis.

- E boetse e sebelisoa hangata joalo ka thepa e tala bakeng sa chefo e bolaeang likokoanyana, li-fungicides le li-flame retardants.

 

Mokhoa:

5-Bromo-2-chlorobenzoic acid e ka lokisoa ka tsela e latelang:

- Eketsa 2-bromobenzoic acid ho dichloromethane;

- Eketsa thionyl chloride le hydrogen oxide ka mocheso o tlase;

- Qetellong ea karabelo, sehlahisoa se fumanoa ka cryoprecipitation le filtration.

 

Lintlha tsa Tšireletseho:

- 5-Bromo-2-chlorobenzoic acid e halefisa 'me e lokela ho qoba ho kopana ka ho toba le letlalo le mahlo.

- Mehato e ntle ea moea e lokela ho nkoa nakong ea ts'ebetso.

- Latela mekhoa e nepahetseng ea ts'ebetso ea ts'ireletso ha u li sebelisa le ho li boloka.

- Qoba ho sebelisa motsoako o haufi le mohloli oa mollo ho thibela ho phatloha.


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona