iphepha_ibhena

imveliso

1-Bromo-3 4-difluorobenzene (CAS# 348-61-8)

Ipropati yeMichiza:

Ifomula yeemolekyuli C6H3BrF2
IMisa yeMolar 192.99
Ukuxinana 1.707g/mLat 25°C(lit.)
Indawo yokunyibilika -4 °C
Indawo yeBoling 150-151°C(lit.)
Indawo yokuflasha 92°F
Ukunyibilika kwamanzi enganyibilikiyo
Uxinzelelo loMphunga 4.88mmHg ku-25°C
Imbonakalo Ulwelo
Ubunzima obuthile 1.707
Umbala Icacile engenambala ukuya kumthubi
I-BRN 1934811
Imeko yoGcino Itywinwe kwindawo eyomileyo, yoBubushushu beGumbi
Refractive Index n20/D 1.505(lit.)
IiPropati zoMzimba kunye nezeMichiza Ubuninzi be-1.707
indawo yokunyibilika -4°C
iqondo lokubila 150-151°C
isalathiso se-refractive 1.504-1.506
indawo edanyazayo ngama-33°C
Ukunyibilika emanzini
Sebenzisa Isetyenziswa njengamayeza, izinto ezingaphakathi zekristale

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 ezikhuselayo ezifanelekileyo, iiglavu kunye nokhuseleko lwamehlo/ubuso.
I-S37/39 -Nxiba iiglavu ezifanelekileyo kunye nokukhusela amehlo / ubuso
Izazisi ze-UN UN 1993 3/PG 3
WGK eJamani 2
Ikhowudi ye-HS 29039990
Inqaku Lengozi Ukutsha
IKlasi yeeNgozi 3
Iqela lokuPakisha III

 

Intshayelelo

I-3,4-Difluorobromobenzene yi-organic compound. Oku kulandelayo sintshayelelo kubume bayo, ukusetyenziswa, indlela yokulungiselela kunye nolwazi lokhuseleko:

 

Umgangatho:

Imbonakalo: 3,4-Difluorobromobenzene lulwelo olungenambala ukuya kumthubi.

Ubuninzi: malunga. 1.65 g/cm³

Ukunyibilika: 3,4-difluorobromobenzene iyanyibilika kwezinye izinyibilikisi eziphilayo kwaye phantse ukunganyibiliki emanzini.

 

Sebenzisa:

Imboni yezobuchwephesha: ngenxa yeepropati zayo ezilungileyo ze-elektroniki, i-3,4-difluorobromobenzene isoloko isetyenziswa njengenxalenye yezinto eziphilayo ze-semiconductor.

 

Indlela:

Indlela yokulungisa i-3,4-difluorobromobenzene iquka la manyathelo alandelayo:

Okokuqala, i-bromobenzene kunye ne-bromoflurane zisabela ukuvelisa i-2,3,4,5-tetrabromofluorobenzene.

I-2,3,4,5-tetrabromofluorobenzene emva koko isabela nge-hydrofluoric acid ukufumana i-3,4-difluorobromobenzene.

 

Ulwazi ngoKhuseleko:

I-3,4-Difluorobromobenzene inetyhefu kwaye kufuneka ithathelwe ingqalelo ukuphepha ukudibana nolusu kunye nokuphefumla komphunga walo.

Iiprothokholi ezifanelekileyo zaselabhoratri kunye nemilinganiselo yokuzikhusela yomntu efana nokunxiba iiglavu ezifanelekileyo zokukhusela, iiglasi, kunye neemaski zokhuselo kufuneka zilandelwe ngexesha lokusetyenziswa.

Xa ugcina, kufuneka ugcinwe kude nemithombo yomlilo kunye ne-oxidants, kwaye ugweme ukudibanisa ne-acids eqinile okanye i-alkalis.

Xa ulahla inkunkuma, kufuneka ilahlwe ngokuhambelana nemithetho nemigaqo efanelekileyo ukuphepha ukungcoliseka kwendalo.


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  • Okulandelayo:

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