iphepha_ibhena

imveliso

3 4-Difluorobenzaldehyde(CAS# 34036-07-2)

Ipropati yeMichiza:

Ifomula yeemolekyuli C7H4F2O
IMisa yeMolar 142.1
Ukuxinana 1.288 g/mL ku-25 °C (lit.)
Indawo yeBoling 53-55°C (15 mmHg)
Indawo yokuflasha 150°F
Ukunyibilika 3.962g/l
Uxinzelelo loMphunga 0.00559mmHg ku-25°C
Imbonakalo Ulwelo
Ubunzima obuthile 1.288
Umbala Icacile engenambala ukuya kumthubi
I-BRN 2241231
Imeko yoGcino Gcina kwindawo emnyama, itywinwe kwindawo eyomileyo, ubushushu beGumbi
Inovakalelo Ubuthathaka bomoya
Refractive Index n20/D 1.5(lit.)
IiPropati zoMzimba kunye nezeMichiza Indawo yokuBilisa: 53 - 55 kwi-15mm Hgdensity: 1.292

indawo edanyazayo: 65


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.
S36 – Nxiba iimpahla ezifanelekileyo ezikhuselayo.
I-S37/39 -Nxiba iiglavu ezifanelekileyo kunye nokukhusela amehlo / ubuso
S36/37 – Nxiba iimpahla ezifanelekileyo zokukhusela kunye neeglavu.
WGK eJamani 2
FLUKA BRAND F IIKHOWUDI 10-21
Ikhowudi ye-HS 29124990
IKlasi yeeNgozi OKUTHUMEKAYO

 

Intshayelelo

I-3,4-i-Difluorobenzaldehyde yi-organic compound. Oku kulandelayo sintshayelelo kwiipropati zayo, ukusetyenziswa, iindlela zokuvelisa kunye nolwazi lokhuseleko:

 

Umgangatho:

- Imbonakalo: Ayinabala ukuya kulwelo olutyheli olukhanyayo

- Ukunyibilika: ukunyibilika kwizinyibilikisi eziphilayo, ezinganyibilikiyo emanzini

- Ujikelezo oluthile: malunga. +9 °

- Inokubola kumaqondo obushushu aphezulu ukuvelisa iigesi eziyityhefu

 

Sebenzisa:

-Ikwasetyenziswa njenge-catalyst kunye ne-reagent kwi-organic synthesis reactions

 

Indlela:

- Ukulungiswa kwe-3,4-difluorobenzaldehyde inokufumaneka ngokuphendula utywala be-benzyl kunye ne-hydrofluoric acid kunye nokwenza impendulo yokutshintsha phantsi kweemeko ezifanelekileyo.

 

Ulwazi ngoKhuseleko:

- 3,4-Difluorobenzaldehyde iyacaphukisa ulusu kunye namehlo, kwaye ukudibana nolusu kunye namehlo kufuneka kuphetshwe.

-Nxiba iiglavu ezifanelekileyo zokukhusela, iiglasi, kunye neziphefumlo xa usebenzisa okanye uphethe

- Kuphephe ukuphefumla imiphunga yayo kwaye, ukuba kukho imfuneko, uphefumle ngokufanelekileyo ngexesha lokusebenza

- Gcina kwindawo epholileyo, eyomileyo, kude nomlilo kunye nemithombo yokutshisa


  • Ngaphambili:
  • Okulandelayo:

  • Bhala umyalezo wakho apha kwaye uwuthumele kuthi