3-Bromo-5-nitrobenzoic acid (CAS# 6307-83-1)
| Iikhowudi zoMngcipheko | R36/37/38 – Ukucaphuka kwamehlo, inkqubo yokuphefumla kunye nolusu. R50 – Inetyhefu kakhulu kwizinto eziphila emanzini I-R22 – Iyingozi xa iginyiwe |
| Inkcazelo yoKhuseleko | S26 – Xa udibana namehlo, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune iingcebiso zonyango. S36/37/39 – Nxiba iimpahla ezifanelekileyo zokukhusela, iiglavu kunye nokukhusela amehlo/ubuso. S61 –Kuphephe ukukhutshelwa kokusingqongileyo. Jonga kwimiyalelo ekhethekileyo / kumaphepha edatha yokhuseleko. S60 – Esi sixhobo kunye nesingxobo saso kufuneka silahlwe njengenkunkuma eyingozi. S36/37 – Nxiba iimpahla ezifanelekileyo zokukhusela kunye neeglavu. S37 – Nxiba iiglavu ezifanelekileyo. |
| Ikhowudi ye-HS | 29163990 |
| IKlasi yeeNgozi | OKUTHUMEKAYO |
Intshayelelo
I-3-Nitro-5-bromobenzoic acid (i-3-Bromo-5-nitrobenzoic acid) i-organic compound kunye ne-chemical formula C7H4BrNO4. Oku kulandelayo yinkcazo yeepropati, ukusetyenziswa, ukulungiswa kunye nolwazi lokhuseleko lwekhompawundi:
Indalo:
-Inkangeleko: 3-Nitro-5-bromobenzoic acid is a yellow ukukhanya okuqinileyo.
-Indawo yokunyibilika: malunga ne-220-225 °C.
-I-Solubility: I-solubility ephantsi emanzini, kodwa i-soluble kwi-solvents ezifana ne-ethanol, i-chloroform kunye ne-dichloromethane.
-asidi kunye nealkaline: i-asidi ebuthathaka.
Sebenzisa:
-3-nitro-5-bromobenzoic acid idla ngokusetyenziswa njengendawo ephakathi kwi-organic synthesis kwaye isetyenziselwa ukulungiswa kwezinye iikhompawundi.
-Ingasetyenziselwa ukulungisa iikhompawundi ezifana namayeza, iidayi kunye neengubo.
Indlela yokulungiselela:
Ukulungiswa kwe-3-nitro-5-bromobenzoic acid kunokugqitywa ngala manyathelo alandelayo:
1. I-3-nitrobenzoic acid yafunyanwa ngokuphendula kwe-benzoic acid kunye ne-nitrous acid.
2. Xa kukho i-bromide ye-ferrous, i-3-nitrobenzoic acid iphendulwa nge-sodium bromide ukufumana i-3-nitro-5-bromobenzoic acid.
Ulwazi ngoKhuseleko:
I-3-Nitro-5-bromobenzoic acid ngokuqhelekileyo ikhuselekile ekusebenziseni ngokufanelekileyo kunye nokugcinwa. Nangona kunjalo, le miba ilandelayo isafuna ukuqatshelwa:
-Gwema ukudibanisa kwesikhumba, ukuphefumla kunye nokungena ngexesha lokusebenza.
-Nxiba izixhobo ezifanelekileyo zokukhusela ezifana neglavu, iiglasi, kunye nezikhuselo zobuso xa zisetyenziswa.
-Ukuba udibana ne-compound, hlambulula ngokukhawuleza ngamanzi amaninzi kwaye ufune unyango.
-kufuneka igcinwe kude nomlilo kunye ne-oxidant, kwindawo epholileyo, eyomileyo.
Qaphela: Ezi nkcukacha zingentla zenzelwe ireferensi kuphela. Nceda ulandele imimiselo yokhuseleko efanelekileyo xa usebenza kwilabhoratri, kwaye ujonge ukhuseleko lwedatha yekhompawundi ethile ukuba kuyimfuneko.
