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sehlahisoa

3 5-Dichloro-4-hydroxybenzoic acid (CAS# 3336-41-2)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C7H4Cl2O3
'Misa oa Molar 207.01
Botenya 1.5281 (khakanyo e fosahetseng)
Melting Point 264-266 °C (hote.)
Boling Point 297.29°C (khakanyo e fosahetseng)
Flash point 152.3°C
Solubility DMSO (Hanyane), Methanol (Hanyenyane)
Khatello ea Mouoane 7.79E-05mmHg ho 25°C
Ponahalo Tiileng
Mmala Bosoeu ho isa ho bosoeu
BRN 2616297
pKa 3.83±0.10 (E boletsoeng esale pele)
Boemo ba polokelo Boemo bo sa tsitsang, Mocheso oa Kamore
Refractive Index 1.4845 (khakanyo)
MDL MFCD00002550
Thepa ea 'Mele le ea Lik'hemik'hale Khalase e tšoeu. Sebaka se qhibilihang ke 268-269 ℃.
Sebelisa E sebedisoa joalo ka mahareng ho organic synthesis

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
RTECS DG7502000
Khoutu ea HS 29182900

 

Selelekela

3,5-Dichloro-4-hydroxybenzoic acid ke motsoako oa lintho tse phelang. Se latelang ke selelekela sa thepa ea eona, tšebeliso, mekhoa ea tlhahiso le tlhaiso-leseling ea polokeho:

 

Boleng:

- Ponahalo: 3,5-Dichloro-4-hydroxybenzoic acid ke phofo e se nang mebala ho ea ho e tšoeu ea kristale.

- Sollubility: E qhibiliha ka har'a metsoako e meng ea tlhaho joalo ka joala le ethers, empa ha e qhibilihe ka metsing.

 

Sebelisa:

 

Mokhoa:

- 3,5-Dichloro-4-hydroxybenzoic acid e ka fumanoa ka chlorination ea parahydroxybenzoic acid. Mokhoa o ikhethileng ke ho sebelisa asiti ea hydroxybenzoic le thionyl chloride ho nkela athomo ea haedrojene sebakeng sa hydroxyl ka liathomo tsa chlorine tlas'a maemo a asiti ka ho nkela li-ion tsa chloride sebaka.

 

Lintlha tsa Tšireletseho:

- Liphello ho bophelo bo botle ba motho: 3,5-dichloro-4-hydroxybenzoic acid ha e na kotsi e totobetseng bophelong ba batho tlas'a maemo a tloaelehileng a tšebeliso.

- Qoba ho kopana: Ha u tšoara motsoako ona, qoba ho kopana ka ho toba pakeng tsa letlalo le mahlo 'me u etse bonnete ba hore u sebetsa sebakeng se nang le moea o motle.

- Litlhokomelo tsa polokelo: E lokela ho bolokoa sebakeng se omeletseng, se phodileng, se nang le moea, hole le mollo le lintho tse tukang.


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