4-Bromo-3-chlorobenzoic acid (CAS# 25118-59-6)
Iikhowudi zoMngcipheko | I-R22 – Iyingozi xa iginyiwe R50/53 – Ityhefu kakhulu kwizinto eziphila emanzini, inokubangela iziphumo ezibi zexesha elide kwindawo ehlala emanzini. |
Inkcazelo yoKhuseleko | S60 – Esi sixhobo kunye nesingxobo saso kufuneka silahlwe njengenkunkuma eyingozi. S61 –Kuphephe ukukhutshelwa kokusingqongileyo. Jonga kwimiyalelo ekhethekileyo / kumaphepha edatha yokhuseleko. |
Izazisi ze-UN | UN 2811 6.1/PG 3 |
WGK eJamani | 3 |
Ikhowudi ye-HS | 29163990 |
IKlasi yeeNgozi | OKUTHUMEKAYO |
Iqela lokuPakisha | Ⅲ |
Intshayelelo
I-3-Chloro-4-bromobenzoic acid i-organic compound. Oku kulandelayo sintshayelelo kubume bayo, ukusetyenziswa, indlela yokulungiselela kunye nolwazi lokhuseleko:
Umgangatho:
- Inkangeleko: 3-Chloro-4-bromobenzoic acid imhlophe ukuya kumthubi crystalline okuqinileyo.
- Ukunyibilika: Kuphantse kwanganyibiliki emanzini kwaye kunonyibiliko olulungileyo kwizinyibilikisi zendalo.
- Iimpawu zeMichiza: I-3-chloro-4-bromobenzoic acid inokuthi iqhube i-esterification, i-substitution kunye nezinye iimpendulo kwezinye iikhemikhali.
Sebenzisa:
- I-Chemical synthesis: I-3-chloro-4-bromobenzoic acid ingasetyenziselwa njengento yokuqala okanye ephakathi kwi-organic synthesis ye-synthesis yezinye izinto eziphilayo.
- Amayeza okubulala izitshabalalisi: Isenokusetyenziswa njengenye yezithako kwizibulali zinambuzane.
Indlela:
Indlela yokulungiselela i-3-chloro-4-bromobenzoic acid inokufumaneka ngokuphendula kwe-4-bromobenzoic acid kunye ne-bromophenyl i-chloride yobhedu (i-Cuprous bromochloride) i-catalyzed yi-acetic acid.
Ulwazi ngoKhuseleko:
- Ubutyhefu: I-3-chloro-4-bromobenzoic acid inokuba yingozi ebantwini kwaye ingaba nemiphumo ephazamisayo emehlweni, ulusu kunye nomgudu wokuphefumula. Uqhagamshelwano oluthe ngqo kufuneka luphetshwe.
- Impembelelo yokusingqongileyo: Nceda uthobele imithetho nemigaqo yokhuseleko lokusingqongileyo ukunqanda ukungcoliseka kwendalo.
- Ukugcinwa kunye nokuphatha: Kufuneka igcinwe kwindawo eyomileyo, epholileyo, kude nezinto ezinokutsha kunye ne-oxidants. Iiglavu ezifanelekileyo zokukhusela, iiglasi, kunye nempahla yokukhusela kufuneka zinxitywe xa uphathwa okanye usebenzisa.