iphepha_ibhena

imveliso

2 6-Difluorotoluene (CAS# 443-84-5)

Ipropati yeMichiza:

Ifomula yeemolekyuli C7H6F2
IMisa yeMolar 128.12
Ukuxinana 1.129 g/mL ku-25 °C (lit.)
Indawo yeBoling 112 °C/740 mmHg (lit.)
Indawo yokuflasha 50°F
Uxinzelelo loMphunga 0.292mmHg ku-25°C
Imbonakalo ulwelo olucacileyo
Ubunzima obuthile 1.129
Umbala Ayinambala ukuya kumthubi
I-BRN 1932656
Imeko yoGcino Itywinwe kwindawo eyomileyo,2-8°C
Refractive Index n20/D 1.453(lit.)
IiPropati zoMzimba kunye nezeMichiza Ulwelo olungenambala olucacileyo

Iinkcukacha zeMveliso

Iithegi zeMveliso

Iikhowudi zoMngcipheko I-11 - Inokutsha kakhulu
Inkcazelo yoKhuseleko S16 – Gcina kude kwimithombo yomlilo.
S29 – Musa ukuthulula kwimisele yamanzi.
S33 -Thatha amanyathelo okhuseleko ngokuchasene nokukhutshwa okungatshintshiyo.
Izazisi ze-UN UN 1993 3/PG 2
WGK eJamani 3
Ikhowudi ye-HS 29039990
Inqaku Lengozi Ukutsha
IKlasi yeeNgozi 3
Iqela lokuPakisha II

 

Intshayelelo

I-2,6-i-Difluorotoluene yi-organic compound. Lulwelo olungenambala nevumba elimnandi elinuka kamnandi. Oku kulandelayo kukwaziswa okuneenkcukacha kwiipropati, ukusetyenziswa, iindlela zokulungiselela kunye nolwazi lokhuseleko lwe-2,6-difluorotoluene:

 

Umgangatho:

-Inyibilika: Inyibilika kwizinyibilikisi ezingezizo ipolar njengeether kunye nebenzene

 

Sebenzisa:

- 2,6-Difluorotoluene isoloko isetyenziswa njengento ekrwada ye-pesticides kunye ne-antioxidants. Ingasetyenziselwa ukwenza izibulali zinambuzane, imichiza yokungunda, kunye namayeza esintu.

- Inokuthi isetyenziswe njengendawo ephakathi kwi-organic synthesis kwaye inezicelo ezibalulekileyo kumashishini amayeza kunye neekhemikhali.

 

Indlela:

- Ukulungiswa kwe-2,6-difluorotoluene inokufumaneka nge-fluorination ye-toluene. Indlela eqhelekileyo kukusebenzisa i-hydrogen fluoride (HF) kunye ne-difluorochloromethane (Freon 21) njenge-reaction agents, i-catalyzed yi-copper chloride (CuCl).

 

Ulwazi ngoKhuseleko:

- 2,6-Difluorotoluene iyacaphukisa kwaye inetyhefu. Ukudibana nolusu, amehlo, okanye indlela yokuphefumla kunokubangela ukucaphuka nokungakhululeki. Izixhobo ezifanelekileyo zokukhusela ezifana neeglasi zokhuseleko, iiglavu, kunye neziphefumla kufuneka zinxitywe ngexesha lokusetyenziswa.

- Ngexesha lokugcinwa kunye nokuphatha, ukudibanisa nee-oxidants ezinamandla kunye ne-acids eqinile kufuneka kugwenywe ukuphepha ukuphendula okuyingozi.

- Kwimeko yokuvuza, amanyathelo afanelekileyo kufuneka athathwe ngokukhawuleza ukuyisusa ukuthintela ukusasazeka kwento kwindawo.

- I-2,6-difluorotoluene ayifanele idibane nomthombo womlilo, iyatsha, kwaye kufuneka igcinwe kude nomthombo womlilo kunye nendawo yokushisa ephezulu.

 


  • Ngaphambili:
  • Okulandelayo:

  • Bhala umyalezo wakho apha kwaye uwuthumele kuthi