3 5-Dichloropyridine (CAS# 2457-47-8)
| Lambobin haɗari | R22 - Yana cutarwa idan an haɗiye shi R37 / 38 - Haushi ga tsarin numfashi da fata. R41 - Hadarin mummunan lalacewa ga idanu 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. S39 – Sa ido/kariyar fuska. S36 - Sanya tufafin kariya masu dacewa. |
| ID na UN | UN2811 |
| WGK Jamus | 3 |
| RTECS | US8575000 |
| HS Code | Farashin 2933990 |
| Bayanin Hazard | Haushi |
| Matsayin Hazard | 6.1 |
Gabatarwa
3,5-Dichloropyridine abu ne na halitta. Ruwa ne mara launi tare da ƙaƙƙarfan ƙamshi.
3,5-dichloropyridine kuma yana amsawa da sauri tare da sodium hydroxide don samar da iskar hydrogen chloride mai guba.
3,5-Dichloropyridine yana da nau'ikan aikace-aikace masu yawa a cikin tsarin haɗin kwayoyin halitta. Ana iya amfani da shi azaman wakili mai mahimmanci na raguwa don haɗin ketones.
Akwai hanyoyi da yawa don shirya 3,5-dichloropyridine. Ana samun hanyar gama gari ta hanyar amsa pyridine tare da iskar chlorine. Takamaiman matakan sun haɗa da: shigar da iskar chlorine a cikin wani bayani mai ɗauke da pyridine a ƙarƙashin yanayin da ya dace. Bayan amsawar, samfurin 3,5-dichloropyridine an tsarkake shi ta hanyar distillation.
Lokacin amfani da 3,5-dichloropyridine, yakamata a bi hanyoyin aiki na aminci daidai kuma yakamata a sanya kayan kariya. Ka guji haɗuwa da fata, idanu, da maƙarƙashiya. Yakamata a kula don hana shi amsawa da sauran sinadarai yayin sarrafawa da adanawa don guje wa haɗari. A lokacin ajiya, 3,5-dichloropyridine ya kamata a ajiye shi a cikin akwati marar iska kuma a sanya shi a wuri mai sanyi, bushe.
