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1 4-Bis(trifluoromethyl)-benzene (CAS# 433-19-2)

Ipropati yeMichiza:

Ifomula yeemolekyuli C8H4F6
IMisa yeMolar 214.11
Ukuxinana 1.381g/mLat 25°C(lit.)
Indawo yokunyibilika -1°C
Indawo yeBoling 116°C(lit.)
Indawo yokuflasha 71°F
Uxinzelelo loMphunga 22.1mmHg ku-25°C
Imbonakalo ulwelo olucacileyo
Ubunzima obuthile 1.393 (20/4℃)
Umbala Ayinambala
I-BRN 1912445
Imeko yoGcino Itywinwe kwindawo eyomileyo, yoBubushushu beGumbi
Refractive Index n20/D 1.379(lit.)
IiPropati zoMzimba kunye nezeMichiza Iikristale ezityheli ezifana nenaliti, indawo yokunyibilika 75~77 ℃.
Sebenzisa Isetyenziswa njengeyeza, izibulali zinambuzane

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iikhowudi zoMngcipheko I-R10-Inokutsha
R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu.
Inkcazelo yoKhuseleko S16 – Gcina kude kwimithombo yomlilo.
S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
S36/37/39 – Nxiba iimpahla ezifanelekileyo zokukhusela, iiglavu kunye nokukhusela amehlo/ubuso.
Izazisi ze-UN UN 1993 3/PG 2
WGK eJamani 3
I-TSCA T
Ikhowudi ye-HS 29039990
Inqaku Lengozi Ukutsha
IKlasi yeeNgozi 3
Iqela lokuPakisha II

 

Intshayelelo

I-1,4-Bis(trifluoromethyl)benzene yikhompawundi ephilayo, eyaziwa ngokuba yi-1,4-bis (trifluoromethyl)benzene. Oku kulandelayo yintshayelelo kwezinye iimpawu zekhompawundi, ukusetyenziswa, iindlela zokulungiselela, kunye nolwazi lokhuseleko:

Iipropati: 1,4-Bis(trifluoromethyl)benzene lulwelo olungenambala kunye nevumba elinamandla kubushushu begumbi.

 

Usetyenziso: I-1,4-Bis(trifluoromethyl)benzene yinto ebalulekileyo ephakathi kwi-organic synthesis. Iimpawu zayo ezikhethekileyo zeekhemikhali zingasetyenziselwa njenge-catalysts kunye ne-ligands.

 

Indlela yokulungiselela: I-1,4-bis(trifluoromethyl)benzene inokufakwa i-nitrified nge-benzene ukuze ifumane i-nitrobenzene, kwaye emva koko nge-nitroso yokunciphisa-trifluoromethylation reaction ukufumana imveliso ekujoliswe kuyo.

 

Ulwazi lokhuseleko: I-1,4-bis(trifluoromethyl)benzene izinzile phantsi kweemeko eziqhelekileyo, kodwa kuyimfuneko ukuphepha ukudibanisa nee-oxidants ezinamandla kunye neealkali ezinamandla. Inokucaphukisa amehlo, ulusu, kunye nendlela yokuphefumla kwaye kufuneka igwenywe ekuphefumleleni okanye ekufowuneni. Ngexesha lokusetyenziswa okanye ukugcinwa, amanyathelo afanelekileyo okukhusela kufuneka athathwe, njengokugqoka iiglavu zokukhusela kunye neeglasi. Kwimeko yokudibana ngengozi okanye ukungeniswa ngengozi, funa iingcebiso zonyango ngokukhawuleza.


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