4-Methoxyphenylhydrazine hydrochloride (CAS# 19501-58-7)
Ihe ize ndụ na Nchekwa
| Koodu ihe egwu | R20/21/22 - na-emerụ ahụ site na iku ume, na kọntaktị na akpụkpọ ahụ ma ọ bụrụ na loro ya. R36 / 37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ. |
| Nkọwapụta nchekwa | S36/37 - Yiri uwe nchebe kwesịrị ekwesị na uwe aka. S36 - Yiri uwe nchebe kwesịrị ekwesị. S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike. |
| NJ UN | 2811 |
| WGK Germany | 3 |
| Koodu HS | 29280090 |
| Ihe edeturu egwu | Iwe/Na-emerụ ahụ |
| Klas Hazard | NA-ewe iwe, na-ajụ oyi |
| Otu nkwakọ ngwaahịa | III |
4-Methoxyphenylhydrazine hydrochloride (CAS# 19501-58-7) Ozi
| Jiri | 4-methoxyphenylhydrazine hydrochloride bụ etiti, nke a na-ejikarị emepụta ogige phenylhydrazine, a pụkwara iji ya mepụta ngwaahịa kemịkal ndị ọzọ, dị ka 4-nitroindole na apixaban. Etinyere akwa na ndị na-ahụ maka ọgwụ |
| Nkwadebe | Enwere ike ịkwadebe 4-methoxyphenylhydrazine hydrochloride site na aniline site na mmeghachi omume diazotization. Were aniline, hydrochloric acid na sodium nitrite, molar ratio n'etiti ha bụ 1: 3.2: 1.0, mbụ tinye hydrochloric acid, wee tinye ammonium nitrite na 5 ℃, na-meghachi omume na 0 ~ 20 ℃ maka 40 nkeji igba chlorinated diazobenzene; Dị ka molar ruru nke aniline ka 1: 3.5: 2.5, ammonium sulfite na hydrochloric acid na-agbakwunyere, na Mbelata, hydrolysis na acidification na-rụrụ na Mbelata ketulu, Mbelata oge bụ 60 ~ 70 nkeji, na hydrolysis na acidification. oge bụ 50 nkeji. Nke mbụ, ammonium sulfite na-emeghachi omume na oke hydrochloric acid iji mepụta ammonium bisulfite, ammonium bisulfite, ammonium sulfite na-emeghachi omume na chlorinated diazobenzene iji mepụta phenylhydrazine disulfonate, wee meghachi omume na hydrochloric acid maka hydrolysis na acid analysis The mmeghachi omume, na mgbe spin-ihicha, 4. A na-akwado methoxyphenylhydrazine hydrochloride. |
Dee ozi gị ebe a ziga anyị ya
