3-Nitro-2-pyridinol (CAS # 6332-56-5)

Ọrọ Iṣaaju

2-Hydroxy-3-nitropyridine jẹ agbo-ara Organic pẹlu agbekalẹ molikula C5H4N2O3 ati ilana agbekalẹ HO-NO2-C5H3N.

Iseda:

2-Hydroxy-3-nitropyridine jẹ kirisita ofeefee kan ti o le tuka ni diẹ ninu awọn nkan ti o wa ni erupẹ Organic gẹgẹbi ethanol ati dimethylformamide. O ni yo kekere ati aaye farabale.

Lo:

2-Hydroxy-3-nitropyridine jẹ lilo igbagbogbo ni awọn aati iṣelọpọ Organic, gẹgẹbi awọn reagents tabi awọn ohun elo aise. O le kopa ninu ọpọlọpọ awọn aati kemikali, gẹgẹbi idinku idinku ati ifaseyin esterification.

Ọna Igbaradi:

Igbaradi ti 2-Hydroxy-3-nitropyridine le ṣee gba ni gbogbogbo nipasẹ iṣesi nitration kan. Ni akọkọ, pyridine ni a ṣe pẹlu nitric acid ti o ni idojukọ lati dagba 2-nitropyridine. 2-Nitropyridine lẹhinna ṣe atunṣe pẹlu ipilẹ ifọkansi lati dagba 2-Hydroxy-3-nitropyridine.

Alaye Abo:

2-Hydroxy-3-nitropyridine jẹ kemikali ati pe o yẹ ki o lo lailewu. O le jẹ irritating si awọn oju, awọ ara ati atẹgun atẹgun. Olubasọrọ ati ifasimu ti agbo yẹ ki o yago fun lakoko iṣẹ. Lo awọn ohun elo aabo ti ara ẹni gẹgẹbi awọn ibọwọ aabo kemikali ati awọn goggles nigba lilo wọn. Ni afikun, iṣẹ naa yẹ ki o ṣe ni aaye ti o ni afẹfẹ daradara lati rii daju aabo.