2-Fluoro-3-nitropyridine (CAS # 1480-87-1)

2-Fluoro-3-nitropyridine jẹ ẹya Organic yellow. Atẹle jẹ ifihan si iseda rẹ, idi rẹ, ọna iṣelọpọ, ati alaye ailewu:

iseda:
-Irisi: 2-Fluoro-3-nitropyridine jẹ awọ-awọ-awọ-awọ-awọ-awọ-awọ-awọ-ofeefee;
-Le decompose tabi gbamu ni awọn iwọn otutu giga.

Idi:
-O le ṣee lo bi ohun elo aise sintetiki fun awọn ipakokoropaeku, awọn awọ, awọn agbedemeji ibẹjadi, ati bẹbẹ lọ;
-O tun le ṣee lo ni awọn aati iṣelọpọ Organic, gẹgẹbi awọn aati aropo ati awọn aati fluorination.

Ọna iṣelọpọ:
Awọn ọna pupọ lo wa fun igbaradi 2-fluoro-3-nitropyridine, ati ọkan ninu awọn ọna ti o wọpọ ni a ṣafihan ni isalẹ:
1. Reacting 2,3-dibromopyridine pẹlu fadaka nitrite lati gba 2-nitro-3-bromopyridine;
2. Fesi 2-nitro-3-bromopyridine pẹlu hydrogen fluoride labẹ awọn ipo ipilẹ lati ṣe 2-fluoro-3-nitropyridine.

Alaye aabo:
-2-Fluoro-3-nitropyridine jẹ agbo-ara Organic pẹlu awọn majele ati flammability;
-Yago fun olubasọrọ pẹlu awọ ara, oju, ati atẹgun atẹgun;
-Ti o ba jẹ tabi fa simu nipasẹ aṣiṣe, wa itọju ilera lẹsẹkẹsẹ.