2-Bromo-4-methyl-3-nitropyridine (CAS# 23056-45-3)
| Lambobin haɗari | R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma idan an haɗiye shi. R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata. |
| Bayanin Tsaro | S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita. S37/39 - Sanya safofin hannu masu dacewa da kariya / ido |
| Matsayin Hazard | HAUSHI |
Gabatarwa
Yana da wani kwayoyin halitta tare da tsarin sinadarai na C, H, BrN, O. Mai zuwa shine gabatarwa ga wasu kaddarorinsa, amfaninsa, hanyoyinsa da bayanan aminci:
Hali:
-Bayyana: Mara launi zuwa rawaya crystal ko foda.
-Solubility: Ana iya narkar da shi a cikin kwayoyin kaushi, irin su ethanol, dimethyl sulfoxide da chloroform, amma wanda ba a iya narkewa a cikin ruwa.
Amfani:
-Synthetic Chemistry: Yana da ligand da aka saba amfani da shi, wanda zai iya samar da hadaddun abubuwa tare da karafa na mika mulki kuma a yi amfani da shi azaman mai kara kuzari a cikin hadakar kwayoyin halitta.
-Sarrafa magungunan kashe qwari: Hakanan ana iya amfani dashi azaman tsaka-tsaki don wasu magungunan kashe qwari.
Hanya:
Hanyar shiri za a iya aiwatar da matakai masu zuwa:
1. Na farko, an narkar da lutidine a cikin dimethyl sulfoxide.
2. A ƙananan zafin jiki, sannu a hankali ƙara nitric acid yayin kiyaye yanayin zafin jiki a ƙasa da digiri 0 Celsius.
3. Sannu a hankali ƙara bromoethane Dropwise a cikin tsarin amsawa, ci gaba da kula da ƙananan zafin jiki, kuma motsawa har zuwa ƙarshen amsawa.
4. A ƙarshe, ana tace cakudawar dauki, wanke, crystallized da bushe don samun calcium.
Bayanin Tsaro:
Yana iya haifar da wasu haɗari ga jikin ɗan adam da muhalli, don haka kuna buƙatar kula da lamuran lafiya da aminci lokacin amfani da kulawa. Ga wasu la'akarin aminci:
-Saka kayan kariya masu dacewa kamar safar hannu, tabarau da kayan kariya lokacin amfani da su.
-A guji shakar kura da cudanya da fata. Idan aka yi hulɗa da haɗari, nan da nan a zubar da wurin da abin ya shafa da ruwa mai yawa kuma a nemi taimakon likita.
-Ka nisantar da zafi da tushen wuta yayin ajiya da sarrafawa, da kuma kula da samun iska mai kyau.
-A guji hulɗa kai tsaye tare da oxidants, acid, alkalis da sauran abubuwa don guje wa halayen haɗari.
Lura cewa bayanin da aka bayar anan don tunani ne kawai. Lokacin amfani da sarrafa sinadarai a aikace, tabbatar da komawa zuwa wallafe-wallafen da suka dace da kiyaye ƙa'idodin aminci, kuma bi jagorar ƙwararru.
