3 5-difluorobenzoic acid (CAS# 455-40-3)
| Alamomin haɗari | Xi - Haushi |
| Lambobin haɗari | 36/37/38 - Hannun 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. S37/39 - Sanya safofin hannu masu dacewa da kariya / ido |
| WGK Jamus | 3 |
| HS Code | 29163990 |
| Matsayin Hazard | HAUSHI |
Gabatarwa
3,5-Difluorobenzoic acid wani fili ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na wannan fili:
inganci:
- 3,5-Difluorobenzoic acid wani lu'u-lu'u ne mara launi ko fari crystalline foda.
- Yana kusan rashin narkewa a cikin ruwa a yanayin zafi, amma yana narkewa a cikin kaushi na kwayoyin halitta kamar ethanol, ether, da sauransu.
- Ginin yana da kamshi mai kauri kuma yana da lalata.
Amfani:
- 3,5-Difluorobenzoic acid yawanci ana amfani dashi azaman tsaka-tsaki mai mahimmanci da reagent a cikin haɓakar kwayoyin halitta.
- Za a iya amfani da fili a cikin amsawar fluorination da haɗin haɗin kai na mahadi masu ƙanshi a cikin halayen halayen kwayoyin halitta.
Hanya:
- Hanyar shiri na 3,5-difluorobenzoic acid za a iya samu ta hanyar amsawar benzoic acid da hydrofluoric acid a gaban mai kara kuzari.
- A ƙarƙashin yanayin halayen, an haɗa benzoic acid tare da acid hydrofluoric kuma mai zafi, kuma ana aiwatar da aikin a ƙarƙashin aikin mai haɓaka don samar da 3,5-difluorobenzoic acid.
Bayanin Tsaro:
- 3,5-Difluorobenzoic acid wani fili ne mai banƙyama wanda zai iya haifar da fushi a cikin hulɗa da fata da idanu, kuma dole ne a sa kayan kariya na sirri masu dacewa.
- Ya kamata a kula don kauce wa haɗuwa da magungunan oxidizing masu karfi da kuma abubuwa masu karfi na alkaline lokacin amfani da ko adana wannan fili don hana halayen haɗari.
- A guji shakar tururi mai yawan gaske na 3,5-difluorobenzoic acid, saboda yana da kamshi.
