3-Chloro-4-fluorobenzyl bromide (CAS# 192702-01-5)
Hadari da Tsaro
| Lambobin haɗari | R34 - Yana haifar da konewa R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata. R22 - Yana cutarwa idan an haɗiye shi |
| 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. S45 - Idan akwai haɗari ko kuma idan kun ji rashin lafiya, nemi shawarar likita nan da nan (nuna alamar a duk lokacin da zai yiwu.) |
| ID na UN | 3265 |
| HS Code | Farashin 29039990 |
| Bayanin Hazard | Lalata/Lachrymatory |
| Matsayin Hazard | 8 |
| Rukunin tattarawa | III |
3-Chloro-4-fluorobenzyl bromide (CAS# 192702-01-5) Gabatarwa
3-Chloro-4-fluorobenzyl bromide wani abu ne mai ƙarfi tare da wari mai kama da bromobenzene. Yana da wurin narkewa na kimanin 38-39 ° C. Da kuma wani wurin tafasa na kimanin 210-212 ° C. A dakin da zafin jiki, yana da kusan rashin narkewa a cikin ruwa, amma mai narkewa a cikin mafi yawan kaushi.
Amfani:
3-Chloro-4-fluorobenzyl bromide yana da nau'ikan aikace-aikace masu yawa a cikin ƙwayoyin halitta. Yana da mahimmancin tsaka-tsaki don shirye-shiryen sauran kwayoyin halitta, irin su kwayoyi, dyes da magungunan kashe qwari. Hakanan ana amfani da shi a cikin shirye-shiryen masu hana wuta, kayan aikin hoto da masu gyara guduro.
Hanya:
3-Chloro-4-fluorobenzyl bromide ana samun gabaɗaya ta hanyar amsa bromobenzene tare da tert-butyl magnesium bromide. Na farko, tert-butylmagnesium bromide yana amsawa tare da bromobenzene a ƙananan zafin jiki don samun tert-butylphenylcarbinol. Sa'an nan, ta hanyar chlorination da fluorine, za a iya canza ƙungiyoyin carbinol zuwa chlorine da fluorine, kuma an kafa 3-Chloro-4-fluorobenzyl bromide. A ƙarshe, ana iya samun samfurin da aka yi niyya ta hanyar tsarkakewa ta hanyar distillation.
Bayanin Tsaro:
Yi amfani da 3-Chloro-4-fluorobenzyl bromide tare da hankali ga guba da haushi. Yana iya haifar da haushi ga tsarin numfashi, fata da idanu. Kaucewa tuntuɓar fata, idanu da numfashi yayin aiki. Saka kayan kariya masu dacewa, kamar safar hannu, tabarau da garkuwar fuska. Bugu da ƙari, ya kamata a adana shi a wuri mai kyau da kuma kauce wa haɗuwa da abubuwa irin su masu karfi masu karfi. Idan an haɗiye ko an shaka, nemi kulawar likita nan da nan. Da fatan za a karanta umarnin amincin samfurin a hankali kafin amfani.
