iphepha_ibhena

imveliso

2-Bromo-5-fluorobenzotrifluoride (CAS# 40161-55-5)

Ipropati yeMichiza:

Ifomula yeemolekyuli C7H3BrF4
IMisa yeMolar 243
Ukuxinana 1.695g/mLat 25°C(lit.)
Indawo yeBoling 136-143°C(lit.)
Indawo yokuflasha 147°F
Uxinzelelo loMphunga 3.1mmHg ku-25°C
I-BRN 2643544
Imeko yoGcino Itywinwe kwindawo eyomileyo, yoBubushushu beGumbi
Refractive Index n20/D 1.465(lit.)

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iikhowudi zoMngcipheko R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu.
I-R20/21/22 – Iyingozi ngokuphefumla, xa udibana nolusu naxa uginyiwe.
Inkcazelo yoKhuseleko S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
S36/37/39 – Nxiba iimpahla ezikhuselayo ezifanelekileyo, iiglavu kunye nokhuseleko lwamehlo/ubuso.
S37 – Nxiba iiglavu ezifanelekileyo.
S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo.
WGK eJamani 3
Ikhowudi ye-HS 29039990
IKlasi yeeNgozi OKUTHUMEKAYO

 

Intshayelelo

I-2-Bromo-5-fluorotrifluorotoluene yi-organic compound.

 

Ine-hydrophobicity eyomeleleyo kunye ne-solubility, kwaye inozinzo oluphezulu. Ingasetyenziswa njenge-reagent kwi-reagents kwi-chemical reactions kwaye isetyenziswa rhoqo kwi-activation reactions kunye ne-coupling reactions kwi-organic synthesis.

 

Indlela yokulungiselela i-2-bromo-5-fluorotrifluorotoluene idla ngokwenziwa ngokusabela i-trifluorotoluene nge-2-bromophenylfluoride. Ukusabela kunokwenziwa phantsi kweemeko ze-acidic okanye i-alkaline, kunye ne-hydrofluoric acid okanye i-hydrobromic acid eveliswa yi-reaction inokubuyiselwa okanye ilahlwe ngonyango lwe-neutralization.

Lulwelo olunokutsha olunevumba elinukayo elinokubangela ukucaphuka kunye nokutshisa ngokudibana nolusu kunye namehlo. Nxiba izixhobo ezifanelekileyo zokukhusela xa usebenza kwaye uphephe ukudibana nolusu namehlo. Kuphephe ukudibana namadangatye avulekileyo okanye imithombo yobushushu obuphezulu. Ngexesha lokugcinwa kunye nokusetyenziswa, kufuneka itywinwe ukuphepha ukuguquguquka kunye nokuvuza okubangelwa kukuvezwa komoya. Ukuba kukho ukuvuza, amanyathelo afanelekileyo kufuneka athathwe ukuyicoca kunye nokulahla. Xa ulahla inkunkuma, kufuneka ilahlwe ngokuhambelana nemimiselo yendawo.

 


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