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sehlahisoa

Ethyl 2-chloro-4 4 4-trifluoroacetoacetate (CAS# 363-58-6)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C6H6ClF3O3
'Misa oa Molar 218.56
Botenya 1.39
Boling Point 67 °C
Flash point 28
Khatello ea Mouoane 1.19mmHg ho 25°C
BRN 1787023
pKa 4.96±0.35(E boletsoeng esale pele)
Boemo ba polokelo Mocheso oa Kamore
Refractive Index 1.388
MDL MFCD00041540

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Likhoutu tsa Kotsi R34 – E baka ho cha
R36 – Ho teneha mahlong
Tlhaloso ea Tšireletseho S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S36/37/39 - Apara liaparo tse loketseng tsa tšireletso, liatlana le tšireletso ea mahlo / sefahleho.
Li-ID tsa UN 3265
Tsebiso ea Kotsi E tukang (ha-tla) /Harmful
Sehlopha sa Likotsi 8
Sehlopha sa ho paka III

 

Selelekela

Ethyl 2-choro-3-keto-4, 4,4-trifluorobutyrate ke motsoako oa tlhaho o nang le motsoako oa lik'hemik'hale C6H7ClF3O3. Se latelang ke selelekela sa sebopeho sa eona, ts'ebeliso, tokiso le tlhaiso-leseling ea polokeho:

 

Tlhaho:

-Ponahalo: Mokelikeli o se nang 'mala kapa o mosehla o bobebe

- Sebaka sa ho qhibiliha: -60°C

Sebaka se belang: 118-120°C

- Boima ba 'mele: 1.432 g/mL

-Solubility: E qhibiliha ka metsing le boholo ba lihlapolli tsa tlhaho

 

Sebelisa:

- ethyl 2-chroo-3-keto-4, 4,4-trifluorobutyrate hangata e sebelisoa e le reagent ea bohlokoa ho organic synthesis. E ka sebelisoa ho kopanya metsoako e meng, joalo ka lithethefatsi, chefo e bolaeang likokoanyana, lidae, joalo-joalo.

-E ka boela ea sebelisoa e le tlatsetso bakeng sa lihlahisoa tsa temo antifouling agent, pente le sekhomaretsi.

 

Mokhoa oa ho itokisa:

Kakaretso ea ethyl 2-chloro-3-keto-4,4,4-trifluorobutyrate hangata e etsoa ka mehato e latelang:

1.2-chloro-4, 4,4-trifluoroacetic acid e sebetsana le chloroacetic anhydride ho hlahisa 2-chloro-4, 4,4-trifluoroacetyl chloride.

2.2-chloro-4, 4,4-trifluoroacetyl chloride e ntan'o itšoara ka ethyl acetate ho hlahisa sehlahisoa sa ho qetela sa ethyl 2-chloro-3-keto-4, 4,4-trifluobutyrate.

 

Lintlha tsa Tšireletseho:

-Ethyl 2-chloro-3-keto-4,4,4-trifluorobutyrate ke motsoako o sa tsitsang oa lintho tse phelang tse ka bakang likotsi tse tsejoang kapa tse ka 'nang tsa e-ba teng bophelong.

-Ha e sebelisoa e lokela ho lumellana le mekhoa ea tšireletso, e kang ho roala likhalase tse sireletsang le liatlana.

- Qoba ho kopana le letlalo le mahlo, qoba ho hema mouoane oa lona, ​​'me u boloke moea o motle.

-Ha u boloka, ela hloko ho qoba mollo le mocheso o phahameng, le ho qoba mollo le lisebelisoa tse tukang.

 

Ka kopo hlokomela hore bakeng sa tšebeliso le ho tšoara lik’hemik’hale, ho lokela ho lateloe mekhoa e sireletsehileng ea ho sebetsa, ’me Material Safety Data Sheet (MSDS) e tsamaisanang le eona e lokela ho baloa le ho lateloa ka hloko.


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