4-Methoxyphenylhydrazine hydrochloride (CAS# 19501-58-7)
Hadari da Tsaro
| Lambobin haɗari | R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma idan an haɗiye shi. R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata. |
| Bayanin Tsaro | S36/37 - Sanya tufafin kariya da safar hannu masu dacewa. S36 - Sanya tufafin kariya masu dacewa. S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita. |
| ID na UN | 2811 |
| WGK Jamus | 3 |
| HS Code | 29280090 |
| Bayanin Hazard | Haushi/Lalata |
| Matsayin Hazard | HAUSHI, SANYI |
| Rukunin tattarawa | III |
4-Methoxyphenylhydrazine hydrochloride (CAS# 19501-58-7) Bayani
| Amfani | 4-methoxyphenylhydrazine hydrochloride matsakaici ne, galibi ana amfani dashi don samar da mahadi na phenylhydrazine, kuma ana iya amfani dashi don samar da wasu samfuran sinadarai, kamar 4-nitroindole da apixaban. Aiwatar da rini da masu tsaka-tsakin magunguna |
| Shiri | 4-methoxyphenylhydrazine hydrochloride za a iya shirya daga aniline ta hanyar diazotization dauki. Ɗauki aniline, hydrochloric acid da sodium nitrite, molar rabo tsakanin su shine 1: 3.2: 1.0, da farko ƙara hydrochloric acid, sa'an nan kuma ƙara ammonium nitrite a 5 ℃, kuma amsa a 0 ~ 20 ℃ na 40 minutes don samar da chlorinated diazobenzene; Dangane da molar rabo na aniline zuwa 1: 3.5: 2.5, ammonium sulfite da hydrochloric acid an kara, da kuma ragewa, hydrolysis da acidification da aka za'ayi a cikin raguwar kettle, rage lokaci ne 60 ~ 70 minutes, da hydrolysis da acidification. lokaci shine minti 50. Na farko, ammonium sulfite yana amsawa tare da wuce haddi na hydrochloric acid don samar da ammonium bisulfite, ammonium bisulfite, ammonium sulfite yana amsawa tare da chlorinated diazobenzene don samar da phenylhydrazine disulfonate, sa'an nan kuma ya amsa tare da acid hydrochloric don hydrolysis da bincike na acid. An shirya methoxyphenylhydrazine hydrochloride. |
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