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5-Chloro-2-fluorobenzoic acid (CAS# 394-30-9)

Ipropati yeMichiza:

Ifomula yeemolekyuli C7H4ClFO2
IMisa yeMolar 174.56
Ukuxinana 1.477±0.06 g/cm3(Kuxelwe kwangaphambili)
Indawo yokunyibilika 152-157 °C (lit.)
Indawo yeBoling 274.7±20.0 °C(Kuxelwe kwangaphambili)
Indawo yokuflasha 120°C
Ukunyibilika I-DMSO, iMethanol
Uxinzelelo loMphunga 0.00257mmHg ku-25°C
Imbonakalo Iqinile
Umbala Mhlophe
I-BRN 2614286
pKa 2.90±0.10(Kuqikelelwe)
Imeko yoGcino Itywinwe kwindawo eyomileyo, yoBubushushu beGumbi
MDL MFCD00665762
IiPropati zoMzimba kunye nezeMichiza Umgubo omhlophe wekristale.

Iinkcukacha zeMveliso

Iithegi zeMveliso

Umngcipheko kunye noKhuseleko

Iikhowudi zoMngcipheko R36 – Iyandicaphukisa emehlweni
I-R37/38 – Iyacaphukisa inkqubo yokuphefumla kunye nolusu.
R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu.
I-R20/21/22 – Iyingozi ngokuphefumla, xa udibana nolusu naxa uginyiwe.
Inkcazelo yoKhuseleko S22 – Musa ukuphefumla uthuli.
S24/25-Kuphephe ukudibana nolusu namehlo.
S37 – Nxiba iiglavu ezifanelekileyo.
S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango.
S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo.
WGK eJamani 3
IKlasi yeeNgozi OKUTHUMEKAYO

 

I-5-Chloro-2-fluorobenzoic acid(CAS#394-30-9) Intshayelelo

I-2-Fluoro-5-chlorobenzoic acid i-organic compound. Oku kulandelayo sintshayelelo kwiipropati, ukusetyenziswa, iindlela zokulungiselela kunye nolwazi lokhuseleko lwale khompawundi:

Iinkcazelo ngeempawu:

I-2-Fluoro-5-chlorobenzoic acid iqinile emhlophe kunye nephunga elikhethekileyo. Ayinyibiliki emanzini kwiqondo lobushushu begumbi, kodwa inyibilika kwizinyibilikisi eziphilayo ezifana ne-ethanol kunye ne-ether.

Usebenzisa:

Iindlela zokulungiselela:

Kukho iindlela ezininzi zokulungisa i-2-Fluoro-5-chlorobenzoic acid. Enye yeendlela eziqhelekileyo ezisetyenziswayo yi-reaction ye-2-Fluoro-5-chlorobenzaldehyde ene-zinc, kunye ne-carboxylation reaction phantsi kweemeko ze-acidic ukufumana i-2-Fluoro-5-chlorobenzoic acid.

Ulwazi ngokhuseleko:

Xa uphatha i-2-Fluoro-5-chlorobenzoic acid, kufuneka kuthathelwe ingqalelo ukuphepha ukudibanisa ngokuthe ngqo kwesikhumba kunye namehlo kwaye ugweme ukuphefumla umphunga wayo. Nxiba iiglavu ezifanelekileyo zokukhusela kunye neeglasi ngexesha lokusebenza kwaye uqinisekise ukuba indawo yokusebenza ingena umoya. Ikhompawundi kufuneka igcinwe kwindawo eyomileyo, epholileyo kude nomlilo kunye ne-oxidants.

 


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  • Okulandelayo:

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