3-Methoxy-2-nitropyridine (CAS# 20265-37-6)
Ihe ize ndụ na Nchekwa
| Akara egwu | Xi - mgbakasị ahụ |
| Koodu ihe egwu | 36/37/38 - na-akpasu iwe na anya, usoro iku ume na akpụkpọ ahụ. |
| Nkọwapụta nchekwa | S26 - N'ihe banyere kọntaktị na anya, kpochaa ozugbo na ọtụtụ mmiri ma chọọ ndụmọdụ ahụike. S36 - Yiri uwe nchebe kwesịrị ekwesị. |
| WGK Germany | 3 |
| Koodu HS | 29333990 |
| Klas Hazard | Iwe |
3-Methoxy-2-nitropyridine (CAS # 20265-37-6) mmalite.
ọdịdị:
2-Nitro-3-methoxypyridine bụ ihe siri ike nke nwere ọdịdị kristal na-acha ọcha na-acha odo odo. Ọ na-esi ísì siri ike ma na-ere ọkụ.
Ihe eji eme ihe: Enwere ike iji ya mee ihe dị ka ihe sịntetik maka ịjiji na pigmenti.
Usoro mmepụta:
Enwere ike ịkwadebe 2-Nitro-3-methoxypyridine site na imeghachi p-methoxyaniline na nitric acid. Usoro njikọ a kapịrị ọnụ nwere ike ịbụ mmeghachi omume nitration nke methoxyaniline, na-esote mmeghachi omume nke enwetara 2-nitro-3-methoxyaniline na acetone, na n'ikpeazụ mmeghachi omume akpịrị ịkpọ nkụ.
Ozi nchekwa:
2-Nitro-3-methoxypyridine nwere ike na-egbu egbu n'ahụ mmadụ n'ihi na ọ nwere ike ịkpasu akpụkpọ ahụ, anya, na usoro iku ume. Ekwesịrị ịme usoro nchekwa kwesịrị ekwesị n'oge eji na njikwa, dị ka iyi enyo nchebe, uwe aka na ihe mkpuchi. Jide n'aka na ị ga-ezere kọntaktị na ihe ndị na-ere ọkụ ma zere ikuru uzuzu, gas, ma ọ bụ vepo. Ekwesịrị itinye nlebara anya na ịpụnara isi iyi ọkụ na oke okpomọkụ mgbe ị na-eji na nchekwa.
