iphepha_ibhena

imveliso

2 4 6-Trifluorobenzoic acid (CAS# 28314-80-9)

Ipropati yeMichiza:

Ifomula yeemolekyuli C7H3F3O2
IMisa yeMolar 176.09
Ukuxinana 1.4362 (uqikelelo)
Indawo yokunyibilika 142-145 °C (isibane.)
Indawo yeBoling 218.2±35.0 °C(Kuqikelelwe)
Indawo yokuflasha 25.9°C
Ukunyibilika inyibilika kwiMethanol
Uxinzelelo loMphunga 51.5mmHg ku-25°C
Imbonakalo Ikristale emhlophe
Umbala Mhlophe ukuya kumthubi oKhanyayo
I-BRN 1958300
pKa 2.28±0.10(Kuqikelelwe)
Imeko yoGcino Itywinwe kwindawo eyomileyo, yoBubushushu beGumbi
Refractive Index 1.383
MDL MFCD00042398
IiPropati zoMzimba kunye nezeMichiza Umlinganiswa omhlophe wekristale okanye umgubo wekristale, kunye ne-ion yentsimbi yomkhondo yikristale epinki. Hygroscopic.
indawo yokunyibilika 198 ℃ (ukubola)
Inyibilika emanzini nakwi-ethanol, inyibilika kwi-ether, iqhele ukunyibilika kwizinyibilikisi zepolar.

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iimpawu ezinobungozi Xi – Irritant
Iikhowudi zoMngcipheko 36/37/38 – Ukucaphukisa amehlo, inkqubo yokuphefumula kunye nolusu.
Inkcazelo yoKhuseleko S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
I-S37/39 -Nxiba iiglavu ezifanelekileyo kunye nokukhusela amehlo / ubuso
S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo.
WGK eJamani 3
Ikhowudi ye-HS 29163990
IKlasi yeeNgozi OKUTHUMEKAYO

 

Intshayelelo

I-2,4,6-Trifluorobenzoic acid yi-organic compound. Oku kulandelayo lulwazi malunga neepropati, ukusetyenziswa, iindlela zokulungiselela kunye nokhuseleko lwe-2,4,6-trifluorobenzoic acid:

 

Umgangatho:

- Imbonakalo: i-2,4,6-trifluorobenzoic acid imhlophe ukuya kokukhanya okuqinileyo kwekristale etyheli.

- Ukunyibilika: I-2,4,6-trifluorobenzoic acid iyanyibilika kwezinye izinyibilikisi ze-organic ezifana ne-ethanol kunye ne-methyl chloride.

 

Sebenzisa:

- I-Chemical synthesis: I-2,4,6-trifluorobenzoic acid ingasetyenziselwa njengento ephakathi kwi-organic synthesis kwaye yenza njenge-catalyst okanye i-reagent kwezinye iimpendulo.

- Amayeza okubulala izitshabalalisi: i-2,4,6-trifluorobenzoic acid ingasetyenziselwa ukuhlanganiswa kwezitshabalalisi ezithile kunye nezibulala-zinambuzane ukulawula izinambuzane kunye nokhula kwizityalo.

 

Indlela:

I-2,4,6-Trifluorobenzoic acid inokwenziwa ngoku:

- I-Fluorination: I-Benzoic acid isabela nge-agent ye-fluorinating (umzekelo, i-boron trifluoride) ukunika i-2,4,6-trifluorobenzoic acid.

- I-Oxidation reaction: 2,4,6-trifluorophenylethanol i-oxidized ukufumana i-2,4,6-trifluorobenzoic acid.

 

Ulwazi ngoKhuseleko:

- I-2,4,6-Trifluorobenzoic acid inokucaphukisa amehlo, ulusu, kunye nokuphefumula, kwaye kufuneka kuthathelwe ingqalelo ukuphepha ukudibanisa ngexesha lokusetyenziswa.

- Izixhobo zokukhusela zomntu ezifana neeglavu zokukhusela kunye neeglasi kufuneka zisetyenziswe xa usebenza.

- I-2,4,6-trifluorobenzoic acid kufuneka igcinwe kwisitya esingangeni moya, kude nomlilo kunye nezinto ezinokutsha.

- Ukuba ithe ngempazamo ikutshiza emehlweni okanye eluswini, hlambulula ngoko nangoko ngamanzi amaninzi kwaye ufune unyango.


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