3-Bromo-5-fluoropyridine (CAS# 407-20-5)
| Lambobin haɗari | R22 - Yana cutarwa idan an haɗiye shi R37 / 38 - Haushi ga tsarin numfashi da fata. R41 - Hadarin mummunan lalacewa ga idanu R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata. R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma idan an haɗiye shi. R10 - Flammable |
| Bayanin Tsaro | S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita. S39 – Sa ido/kariyar fuska. S36 - Sanya tufafin kariya masu dacewa. S16 - Ka nisantar da tushen wuta. |
| ID na UN | UN2811 |
| WGK Jamus | 3 |
| HS Code | Farashin 2933990 |
| Bayanin Hazard | Haushi |
| Matsayin Hazard | 6.1 |
Gabatarwa
5-Bromo-3-fluoropyridine wani fili ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga yanayinsa, amfaninsa, hanyar shiri da bayanin aminci:
inganci:
- 5-Bromo-3-fluoropyridine yana da ƙarfi tare da ilimin halittar jiki na farin ko rawaya lu'ulu'u.
- Yana da wani fili na organohalogen tare da babban aikin sinadarai.
- 5-Bromo-3-fluoropyridine ba ya narkewa a cikin ruwa a cikin zafin jiki, amma mai narkewa a cikin kwayoyin halitta irin su ethanol da ethers.
Amfani:
- 5-Bromo-3-fluoropyridine yawanci ana amfani dashi azaman mai mahimmanci reagent a cikin ƙwayoyin halitta.
- Yana da ƙarfin maye gurbin electrophilic da kunnawa, kuma ana iya amfani dashi don maye gurbin, haɗawa da halayen hawan keke a cikin halayen haɗin gwiwar kwayoyin halitta.
Hanya:
- 5-Bromo-3-fluoropyridine za a iya haɗa shi ta hanyoyi daban-daban, hanyar da ta fi dacewa ita ce amsa bromofluoropyridine tare da acetonitrile.
- 3-Bromopyridine kuma za'a iya samun ta ta hanyar fara amsawa tare da lithium subbromide don samar da 3-bromopyridine, sa'an nan kuma amsa da sodium fluoride don samun 5-bromo-3-fluoropyridine.
Bayanin Tsaro:
- 5-Bromo-3-fluoropyridine wani fili ne na kwayoyin halitta wanda ke da haɗari kuma yana buƙatar kulawa mai aminci a cikin dakin gwaje-gwaje.
- Yana iya yin tasiri mai ban haushi a idanu da fata kuma ya kamata a guji haɗuwa kai tsaye.
- 5-Bromo-3-fluoropyridine yakamata a adana shi a cikin kwandon iska, nesa da wuta da yanayin zafi.
- Lokacin amfani da mu'amala, bi matakan tsaro masu dacewa kuma a sanye su da kayan kariya masu dacewa kamar safar hannu da tabarau.
