2-Fluoro-5-nitropyridine (CAS# 456-24-6)
| Awọn aami ewu | Xn – ipalara |
| Awọn koodu ewu | R20 / 21/22 - ipalara nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe. R22 – Ipalara ti o ba gbe |
| Apejuwe Abo | 36 - Wọ aṣọ aabo to dara. |
| UN ID | UN 1549 |
Ọrọ Iṣaaju
2-Fluoro-5-nitropyridine (2-Fluoro-5-nitropyridine) jẹ agbo-ara Organic pẹlu agbekalẹ kemikali C5H3FN2O2. Atẹle ni apejuwe ti iseda rẹ, lilo, igbaradi ati alaye ailewu:
Iseda:
-Irisi: 2-Fluoro-5-nitropyridine jẹ funfun to bia ofeefee ri to.
-Solubility: O le ti wa ni tituka ni ọpọlọpọ awọn Organic olomi, gẹgẹ bi awọn ethanol, dimethylformamide ati dichloromethane.
-Melting ojuami: Awọn oniwe-yo ojuami jẹ nipa 78-81 iwọn Celsius.
Lo:
- 2-Fluoro-5-nitropyridine jẹ agbedemeji iṣelọpọ Organic ti o munadoko, eyiti o ni awọn lilo pataki ni iṣelọpọ awọn oogun ati awọn ipakokoropaeku.
-O le ṣee lo lati ṣepọ ọpọlọpọ awọn agbo ogun ti nṣiṣe lọwọ biologically, gẹgẹbi awọn oogun, awọn awọ ati awọn aṣọ.
Ọna Igbaradi:
- 2-Fluoro-5-nitropyridine ni gbogbo igba pese sile nipasẹ fluorination ati iyọ ti pyridine.
-Ọna igbaradi kan pato le jẹ idahun pyridine pẹlu hydrogen fluoride tabi ammonium fluoride lati gba 2-fluoropyridine. 2-fluoropyridine lẹhinna ṣe atunṣe pẹlu acid nitric lati fun 2-Fluoro-5-nitropyridine.
Alaye Abo:
- 2-Fluoro-5-nitropyridine jẹ agbo-ara Organic pẹlu iwọn ewu kan. Ninu ilana ṣiṣe, o jẹ dandan lati faramọ awọn ilana iṣiṣẹ ailewu ti o yẹ.
-O le jẹ irritating si awọ ara ati oju, nitorinaa awọn ọna aabo yẹ ki o ṣe nigbati o ba farahan, gẹgẹbi wọ awọn ibọwọ aabo ati awọn oju-ọṣọ.
-Ti o ba jẹ lairotẹlẹ tabi ifasimu, wa akiyesi iṣoogun ki o fun awọn igbese iranlọwọ akọkọ ti o yẹ.
-Nigba ipamọ, 2-Fluoro-5-nitropyridine yẹ ki o wa ni ipamọ ni ibi gbigbẹ, itura, kuro lati ina ati awọn aṣoju oxidizing.
