iphepha_ibhena

imveliso

1 1 1-Trifluoroacetylacetone (CAS# 367-57-7)

Ipropati yeMichiza:

Ifomula yeemolekyuli C5H5F3O2
IMisa yeMolar 154.09
Ukuxinana 1.27 g/mL ku-25 °C (lit.)
Indawo yeBoling 105-107 °C (isibane.)
Indawo yokuflasha 79°F
Ukunyibilika kwamanzi inyibilika kancinane
Uxinzelelo loMphunga 36.3mmHg ku-25°C
Imbonakalo Ulwelo
Ubunzima obuthile 1.270
Umbala nzulu brownish-yellow
I-BRN 1705177
pKa 6.69±0.10(Kuqikelelwe)
Imeko yoGcino 2-8°C
Refractive Index n20/D 1.388(lit.)

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iikhowudi zoMngcipheko I-R10-Inokutsha
I-R20/21/22 – Iyingozi ngokuphefumla, xa udibana nolusu naxa uginyiwe.
R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu.
Inkcazelo yoKhuseleko S36/37 – Nxiba iimpahla ezifanelekileyo zokukhusela kunye neeglavu.
S36/37/39 – Nxiba iimpahla ezikhuselayo ezifanelekileyo, iiglavu kunye nokhuseleko lwamehlo/ubuso.
S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
S16 – Gcina kude kwimithombo yomlilo.
Izazisi ze-UN UN 1224 3/PG 3
WGK eJamani 3
I-TSCA T
Ikhowudi ye-HS 29147090
Inqaku Lengozi Enokutsha/Ecaphukisayo
IKlasi yeeNgozi 3
Iqela lokuPakisha III

 

Intshayelelo

I-Trifluoroacetylacetone yi-organic compound. Oku kulandelayo sintshayelelo kwiipropati zayo, ukusetyenziswa, iindlela zokuvelisa kunye nolwazi lokhuseleko:

 

Umgangatho:

- I-Trifluoroacetylacetone lulwelo olungenambala kunye nevumba elibukhali elibukhali.

-I-Trifluoroacetylacetone sisinyibilikisi se-polar esinyibilika kwizinyibilikisi ezininzi ze-organic ezifana ne-ethanol kunye ne-ether kwaye zinyibilika emanzini.

 

Sebenzisa:

- I-Trifluoroacetylacetone idla ngokusetyenziswa njenge-reagent kwi-organic synthesis, ngokukodwa kwi-synthesis kunye nohlalutyo lwe-carbohydrate compounds.

- Ingasetyenziswa kwiintlobo ezahlukeneyo zeekhemikhali eziphilayo ezifana ne-catalytic reactions, reactions oxidation, kunye ne-condensation reactions.

- I-Trifluoroacetylacetone ingasetyenziselwa njengesixhobo sokubhekisela kuhlalutyo lwe-spectroscopic.

 

Indlela:

- I-Trifluoroacetylacetone idla ngokulungiswa ngokusabela kwe-fluorohydrocarbons kunye ne-acetyl ketone. Ukulungiselela indlela ethile, nceda ubhekisele kwimanuwali ye-organic synthesis.

 

Ulwazi ngoKhuseleko:

- I-Trifluoroacetylacetone iyacaphukisa kwaye inokubangela umonakalo wamehlo, ulusu kunye nenkqubo yokuphefumula. Iimpahla zamehlo ezikhuselayo, iiglavu kunye nokhuseleko lokuphefumla ziyafuneka ukuze zisetyenziswe.

- Gcina impepho elungileyo ngexesha lokusebenza kwaye uphephe ukuphefumla umphunga wayo.

- Kulumkele ukudibana nee-oxidizing agents ezinamandla kunye nezinto ezinokutsha ukunqanda umlilo okanye ugqabhuko-dubulo.

- Xa ugcina, kufuneka ugcinwe ngokuqinileyo, kude nomlilo kunye namaqondo okushisa aphezulu, kunye nokukhanya kwelanga.

- Kwimeko yokunxibelelana ngengozi kunye okanye ukuphefumla i-trifluoroacetylacetone, hamba uye kwindawo yomoya omtsha ngokukhawuleza kwaye ufune uncedo lwezonyango.

 


  • Ngaphambili:
  • Okulandelayo:

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