3-Bromo-2-thiophenecarboxylic acid (CAS# 7311-64-0)
| Alamomin haɗari | Xi - Haushi |
| Lambobin haɗari | R43 - Yana iya haifar da hankali ta hanyar saduwa da fata R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata. |
| Bayanin Tsaro | S36/37 - Sanya tufafin kariya da safar hannu masu dacewa. S37/39 - Sanya safofin hannu masu dacewa da kariya / ido S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita. |
| WGK Jamus | 3 |
| HS Code | 2934990 |
| Matsayin Hazard | HAUSHI |
Gabatarwa
Acid fili ne na halitta tare da dabarar sinadarai C6H4BrO2S.
Hali:
-Bayyanuwa: acid fari ne zuwa rawaya mai ƙarfi.
- Solubility: Mai narkewa a cikin chloroform, acetone da chlorinated methane.
-Ma'anar narkewa: kimanin 116-118 digiri Celsius.
Amfani:
-Must acid ana yawan amfani dashi azaman tsaka-tsaki mai mahimmanci a cikin haɗin kwayoyin halitta.
-Ana iya amfani da shi don gina kwayoyin halitta masu dauke da sifofin zoben thiophene.
Hanyar Shiri: Akwai hanyoyi da yawa na roba
- anacid. Ɗaya daga cikin hanyoyin da aka fi amfani da ita shine yin amfani da acid bromoacetic a matsayin albarkatun kasa, amsa tare da thiophene a ƙarƙashin yanayin alkaline don samar da 3-bromothiophene, sa'an nan kuma aiwatar da halayen carboxylic a ƙarƙashin yanayin acidic.
Bayanin Tsaro:
-Acid na iya zama mai ban haushi ga idanu, fata da tsarin numfashi.
-Lokacin da ake amfani da shi, ya kamata a kula don guje wa shakar ƙura ko haɗuwa da fata da idanu.
-Saka kayan kariya masu dacewa kamar safofin hannu na lab, tabarau da garkuwar fuska kafin aiki.
-Idan aka hadu da fata ko idanu, nan da nan a wanke da ruwa mai yawa sannan a nemi kulawar likita. Za a samar da matakan taimakon farko da suka dace idan ya cancanta.
