4-Bromo-2-fluorobenzyl bromide (CAS# 76283-09-5)
| Alamomin haɗari | C - Mai lalacewa |
| Lambobin haɗari | R22 - Yana cutarwa idan an haɗiye shi R34 - Yana haifar da konewa R52/53 - Cutarwa ga halittun ruwa, na iya haifar da illa na dogon lokaci a cikin yanayin ruwa. R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma 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.) S61 - Guji saki zuwa yanayi. Koma zuwa umarni na musamman / takaddun bayanan aminci. |
| ID na UN | UN 2923 8/PG 3 |
| WGK Jamus | 2 |
| HS Code | Farashin 29039990 |
| Bayanin Hazard | Lalata/Lachrymatory |
| Matsayin Hazard | 8 |
| Rukunin tattarawa | III |
Gabatarwa
2-Fluoro-4-bromobenzyl bromide wani abu ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga yanayinsa, amfaninsa, hanyar shiri da bayanin aminci:
inganci:
- Bayyanar: 2-Fluoro-4-bromobenzyl bromide ruwa ne mara launi zuwa kodadde.
- Solubility: Yana da narkewa a cikin kaushi na halitta kamar su alcohols da ethers, amma ba a narkewa a cikin ruwa.
Amfani:
- 2-Fluoro-4-bromobenzyl bromide ana amfani da shi azaman tsaka-tsaki mai mahimmanci a cikin ƙwayoyin halitta.
- Hakanan za'a iya amfani da wannan fili a matsayin ɗanyen abu don masu kara kuzari da kuma surfactants.
Hanya:
Hanyar shiri na 2-fluoro-4-bromobenzyl bromide shine kamar haka:
- Reaction na 2-bromobenzyl barasa tare da 2,4-difluorobenzoic acid, catalyzed by alkali, a dace zafin jiki da kuma lokaci yanayi.
- Bayan kammala aikin, ana yin tsarkakewa da rabuwa ta hanyar crystallization ko distillation don samun 2-fluoro-4-bromobenzyl bromide tare da babban tsarki.
Bayanin Tsaro:
- 2-Fluoro-4-bromobenzyl bromide wani abu ne mai rikitarwa kuma ya kamata a guji tururinsa ta hanyar shaka.
- Sanya kayan kariya masu dacewa kamar gilashin kariya, safar hannu da riguna a lokacin sarrafawa da sarrafawa.
- Lokacin adanawa da amfani, guje wa hulɗa tare da oxidants, acid mai ƙarfi, alkalis mai ƙarfi da sauran abubuwa don guje wa halayen haɗari.
- Lokacin adanawa da zubar da shi, yakamata a kiyaye dokokin da suka dace, ƙa'idodi da ƙa'idodin aminci.
