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

Meatotino tau vailaau:

Fuafua mole C5H3FN2O2
Molar Mass 142.09
Malosi 1.439±0.06 g/cm3(Va'ai)
Lisi Lisi 18℃
Manu'a 110℃/10mm
Mata'imu 103.842°C
Suavai Solubility Solu teisi i le vai.
Ausa Malo 0.039mmHg ile 25°C
Fa'aaliga Pa'u tioata
Lanu Lanu samasama
pKa -4.47±0.10(Vavaloa)
Tulaga Teuteu Atemosifia inert, Temperature Room

Fa'amatalaga Oloa

Faailoga o oloa

2-Fluoro-3-nitropyridine o se faʻalapotopotoga faʻapitoa. O lo'o ta'ua i lalo se folasaga i lona natura, fa'amoemoega, metotia o le gaosiga, ma fa'amatalaga saogalemu:

natura:
-Fa'aaliga: 2-Fluoro-3-nitropyridine o se paʻu tioata lanu samasama e leai se lanu;
-E mafai ona pala pe pa ile vevela maualuga.

Fa'amoemoe:
-E mafai ona faʻaaogaina e avea o se mea faʻapipiʻiina mo vailaʻau faʻamaʻi, vali, mea pāpā, ma isi;
-E mafai foʻi ona faʻaaogaina i faʻasologa faʻasolosolo faʻasolosolo, e pei o le suitulaga faʻafouga ma fluorination reactions.

Gaosi auala:
-E tele auala mo le saunia o le 2-fluoro-3-nitropyridine, ma o se tasi o auala masani o loʻo faʻaalia i lalo:
1. Faʻaalia le 2,3-dibromopyridine ma le nitrite siliva e maua ai le 2-nitro-3-bromopyridine;
2. Tali 2-nitro-3-bromopyridine ma le hydrogen fluoride i lalo o tulaga alkaline e maua ai le 2-fluoro-3-nitropyridine.

Fa'amatalaga saogalemu:
-2-Fluoro-3-nitropyridine o se faʻalapotopotoga faʻapitoa ma faʻapitoa oona ma mu;
- Aloese mai le faʻafesoʻotaʻi ma le paʻu, mata, ma le manava;
-Afai na fa'amama pe manavaina ise mea sese, saili vave togafitiga faafoma'i.


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