2 3 5-trifluoropyridine (CAS# 76469-41-5)
| Lambobin haɗari | R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata. R10 - Flammable |
| Bayanin Tsaro | S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita. S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska. S37 - Sanya safofin hannu masu dacewa. |
| ID na UN | 1993 |
| HS Code | Farashin 2933990 |
| Bayanin Hazard | Flammable/mai ban haushi |
| Matsayin Hazard | 3 |
| Rukunin tattarawa | III |
Gabatarwa
2,3,5-Trifluoropyridine wani fili ne na kwayoyin halitta tare da tsarin sinadarai C5H2F3N. Mai zuwa shine bayanin yanayinsa, amfaninsa, shirye-shiryensa da bayanan aminci:
Hali:
2,3,5-Trifluoropyridine ruwa ne mara launi tare da ƙamshi mai ƙamshi. Yana da yawa na 1.42 g/mL, wurin tafasa na 90-91°C, da wurin narkewar -47°C. Yana da karfi hydrophobicity kuma yana da wuya a narke a cikin ruwa, amma ana iya narkar da shi a cikin abubuwan da aka saba da su kamar ethanol, acetone da xylene.
Amfani:
2,3,5-Trifluoropyridine an fi amfani dashi a fannin haɗin gwiwar kwayoyin halitta. A matsayin m fluorine reagent, shi za a iya amfani da fluorine halayen, da kuma sau da yawa ana amfani da a dauki na gabatar da fluorine atom. Bugu da ƙari, ana iya amfani da shi azaman tsaka-tsaki don haɗakar magunguna, magungunan kashe qwari da sauran mahadi.
Hanyar Shiri:
2,3,5-Trifluoropyridine yana da hanyoyi masu yawa na shirye-shirye, ɗaya daga cikinsu ana amfani da su don samun ta hanyar amsawa 2,3, 5-trichloropyridine tare da acid hydrofluoric. A lokacin amsawa, 2,3, 5-trichloropyridine yana amsawa tare da acid hydrofluoric a cikin mai dacewa, kuma ana sarrafa yanayin zafin jiki da ƙimar pH don ƙarshe samun 2,3,5-Trifluoropyridine.
Bayanin Tsaro:
Kula da matakan tsaro lokacin sarrafa 2,3,5-Trifluoropyridine. Wani fili ne mai wari wanda zai iya haifar da haushi ga fata, idanu da tsarin numfashi. Don haka, guje wa hulɗa da fata da idanu kai tsaye lokacin amfani, kuma tabbatar da yin aiki a wuri mai kyau. A lokacin sarrafawa da ajiya, ya zama dole don ɗaukar matakan kariya masu dacewa kuma ku guje wa hulɗa tare da ma'aikatan oxidizing da acid mai karfi don hana halayen haɗari.
Bugu da ƙari, don amfani da kowane sinadarai, da fatan za a bi ingantattun hanyoyin aiki da ƙa'idodi masu dacewa, kuma tuntuɓi jagorar ƙwararru idan ya cancanta.
