4-fluoro-3-nitrobenzoic acid (CAS# 453-71-4)
| Lambobin haɗari | R22 - Yana cutarwa idan an haɗiye shi 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. S36 - Sanya tufafin kariya masu dacewa. S24/25 - Guji hulɗa da fata da idanu. |
| WGK Jamus | 2 |
| HS Code | 29163990 |
| Matsayin Hazard | HAUSHI |
Gabatarwa
3-nitro-4-fluorobenzoic acid wani abu ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga kaddarorin sa, amfaninsa, hanyoyin masana'anta, da bayanan aminci:
inganci:
- Bayyanar: Farar crystalline m.
- Solubility: insoluble a cikin ruwa, dan kadan mai narkewa a cikin alcohols da ethers.
Amfani:
- 3-Nitro-4-fluorobenzoic acid ana amfani dashi a matsayin tsaka-tsaki a cikin halayen halayen kwayoyin halitta.
Hanya:
Ana iya samun 3-nitro-4-fluorobenzoic acid ta hanyar maye gurbin p-nitrotoluene. Takamaiman matakan shine farkon canza fluorine na nitrotoluene a ƙarƙashin yanayin acidic don samun 3-nitro-4-fluorotoluene, sannan ƙara haɓakar iskar oxygen don samun 3-nitro-4-fluorobenzoic acid.
Bayanin Tsaro:
- 3-nitro-4-fluorobenzoic acid na iya zama mai guba ga mutane, yana da haushi ga idanu da fata.
- Lokacin amfani, guje wa hulɗa da fata da idanu kai tsaye, kuma amfani da safar hannu da tabarau masu kariya idan ya cancanta.
- Lokacin ajiya, yakamata a adana shi a wuri mai duhu, bushe, da sanyi, nesa da wuta da oxidants.
- Lokacin zubar da sharar gida, da fatan za a bi ƙa'idodin aminci masu dacewa don hana gurɓatar muhalli.
