2-Amino-3 5-dibromo-4-methylpyridine (CAS# 3430-29-3)
| Awọn koodu ewu | R20 / 21/22 - ipalara nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe. R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara. |
| Apejuwe Abo | S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S36 - Wọ aṣọ aabo to dara. |
| Kíláàsì ewu | IKANU |
Ọrọ Iṣaaju
2-Amino-3,5-dibromo-4-methylpyridine jẹ agbo-ara-ara kan.
Didara:
Irisi: White crystalline ri to.
Solubility: tiotuka ninu awọn nkan ti o nfo Organic gẹgẹbi chloroform, ethanol ati ether, insoluble ninu omi.
Lo:
2-Amino-3,5-dibromo-4-methylpyridine jẹ lilo nigbagbogbo bi ohun elo ibẹrẹ tabi reagent fun iṣelọpọ Organic ni awọn ile-iṣẹ kemikali. O le ṣee lo ni iṣelọpọ ti awọn itọsẹ pyridine, awọn agbo ogun imidazole, awọn agbo ogun pyridine imidazole, ati bẹbẹ lọ.
Ọna:
2-Amino-3,5-dibromo-4-methylpyridine le ṣepọ nipasẹ awọn igbesẹ wọnyi:
3,5-dibromopyridine ati methylpyruvate ti ṣe atunṣe labẹ awọn ipo ipilẹ lati ṣe 2-bromo-3,5-dimethylpyridine.
2-Bromo-3,5-dimethylpyridine ti ṣe atunṣe pẹlu amonia ni chloroform lati ṣe 2-amino-3,5-dimethylpyridine.
2-amino-3,5-dimethylpyridine ti ṣe atunṣe pẹlu hydrogen bromide lati ṣe 2-amino-3,5-dibromo-4-methylpyridine.
Alaye Abo:
Nigbati o ba n mu 2-amino-3,5-dibromo-4-methylpyridine mu, awọn iṣọra ailewu wọnyi yẹ ki o ṣe akiyesi:
Yago fun ifasimu, ifarakan ara, ati gbigbe mì. Awọn ibọwọ aabo, awọn gilaasi aabo ati awọn iboju iparada yẹ ki o wọ.
O yẹ ki o lo ni agbegbe ti o ni afẹfẹ daradara lati yago fun fifun siminu rẹ.
O yẹ ki o tọju kuro ninu ina, ooru ati awọn oxidants.
O ti wa ni muna ewọ lati dapọ pẹlu lagbara oxidants, atehinwa òjíṣẹ ati ki o lagbara acids.
O yẹ ki o wa ni ipamọ ni ibi gbigbẹ, itura, aaye afẹfẹ, kuro lati ina ati awọn orisun ooru.
