3 3-Dibromo-1 1 1-trifluoroacetone (CAS# 431-67-4)
| Iikhowudi zoMngcipheko | I-R20/21/22 – Iyingozi ngokuphefumla, xa udibana nolusu naxa uginyiwe. I-R34 – Ibangela ukutsha |
| Inkcazelo yoKhuseleko | S23 – Musa ukuphefumla umphunga. S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango. S36/37/39 – Nxiba iimpahla ezifanelekileyo zokukhusela, iiglavu kunye nokukhusela amehlo/ubuso. S45 - Kwimeko yengozi okanye ukuba uziva ungaphilanga, funa iingcebiso zonyango ngokukhawuleza (bonisa ileyibhile nanini na kunokwenzeka.) |
| Izazisi ze-UN | 2922 |
| Inqaku Lengozi | Inetyhefu |
| IKlasi yeeNgozi | 8 |
| Iqela lokuPakisha | III |
Intshayelelo
I-1,1-dibromo-3,3,3-trifluoroacetone i-organic compound kunye ne-chemical formula C3Br2F3O. Oku kulandelayo yinkcazo yeepropati, ukusetyenziswa, ukulungiswa kunye nolwazi lokhuseleko lwekhompawundi:
Indalo:
-Imbonakalo: I-1,1-dibromo-3,3,3-trifluoroacetone yinto engenambala ekhanyayo yolwelo olutyheli okanye i-crystalline solid.
-Ubuninzi: 1.98g/cm³
-Indawo yokunyibilika: 44-45 ℃
-Indawo yokubila: 96-98 ℃
-Ukunyibilika: Inyibilika emanzini, ethanol kunye ne-ether.
Sebenzisa:
- 1,1-dibromo-3,3,3-trifluoroacetone isetyenziswa kakhulu njenge-organic synthesis reagent kwaye ingasetyenziselwa ukulungisa ezinye iikhompawundi.
-Ikhompawundi ingasetyenziswa njenge-catalyst, i-surfactant, kunye nezicelo zaselabhoratri zokumisela iimitha ze-microwave.
Indlela yokulungiselela:
I-1,1-dibromo-3,3,3-trifluoroacetone inokulungiswa ngala manyathelo alandelayo:
1. Okokuqala, i-acetone isabela nge-bromine trifluoride ukuvelisa i-3,3, i-3-trifluoroacetone.
2. Emva koko, phantsi kweemeko ezifanelekileyo, i-3,3,3-trifluoroacetone iphendulwa nge-bromine ukuvelisa i-1,1-dibromo-3,3,3-trifluoroacetone.
Ulwazi ngoKhuseleko:
I-1,1-dibromo-3,3,3-trifluoroacetone yi-organic bromine compound enetyhefu ethile kunye nokubola. Nika ingqalelo kule miba yokhuseleko ilandelayo xa usebenzisa:
-Kuphephe ukunxibelelana ngokuthe ngqo nesikhumba kunye namehlo, nxiba iiglavu ezikhuselayo, izibuko ezikhuselayo kunye nemaski yobuso obukhuselayo ukuba kuyimfuneko.
-Sebenzisa kwindawo yokungena umoya ukuphepha ukuphefumla iigesi okanye umphunga.
-Gwema ukudibanisa ne-oxidants kunye nezinto ezinokutsha ngexesha lokugcina, kwaye uzibeke kwisitya esivaliweyo, kude nemithombo yomlilo kunye neendawo zokushisa eziphezulu.
-Ziphephe iintlantsi kunye nombane omileyo ngexesha lokusetyenziswa ukuthintela umlilo okanye ugqabhuko-dubulo.
Nceda uqaphele ukuba i-1,1-dibromo-3,3,3-trifluoroacetone yi-reagent ye-laboratory yobuchwephesha, enokusetyenziswa kuphela ngabaqeqeshi phantsi kweemeko ezifanelekileyo kwaye akufanele isetyenziswe okanye iphathwe ngokuthanda.
