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oloa

3 5-DIBROMO-2-FLUOROPYRIDINE(CAS# 473596-07-5)

Meatotino tau vailaau:

Fuafua mole C5H2Br2FN
Molar Mass 254.88
Malosi 2.137±0.06 g/cm3(Va'ai)
Manu'a 220.5±35.0 °C(Vailoaina)
pKa -5.14±0.20(Vavaloa)
Tulaga Teuteu i lalo o le kasa inert (nitrogen po'o Argon) ile 2-8°C
Fa'asino Upu 1.466

Fa'amatalaga Oloa

Faailoga o oloa

Tulaga lamatia R20/21/22 – E afaina pe a manava, pe a pa'u ma pe a folo.
R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
R25 – Oona pe a foloina
Fa'amatalaga Saogalemu S26 – Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga fa'afoma'i.
S36 – Fai ofu puipui talafeagai.
S45 – I se fa'alavelave po'o ua e lagona le le lelei, saili vave fautuaga fa'afoma'i (fa'aali le igoa pe a mafai.)
Vasega o Tulaga Lamatia FAAFITAU

 

Folasaga

3,5-Dibromo-2-fluoropyridine o se faʻalapotopotoga faʻapitoa faʻatasi ma le vailaʻau vailaʻau C5H2Br2FN. O lo'o i lalo se fa'amatalaga o lona natura, fa'aoga, fa'atulagaina ma fa'amatalaga saogalemu:

 

natura:

- 3,5-Dibromo-2-fluoropyridine o se faʻapipiʻi mautu ma se foliga tioata paʻepaʻe.

-O lona faʻafefeteina o le 74-76 ℃, ma lona faʻafefe o le 238-240 ℃.

-E le mafai ona solu i le vai i le vevela o le potu, ae e mafai ona faʻamavaeina i nisi solvents organic pei ole eter ma ethanol.

 

Fa'aaogā:

- 3,5-Dibromo-2-fluoropyridine o se mea faʻapipiʻi tuʻufaʻatasiga taua tele faʻaaogaina i le faʻaogaina o meaola.

-E mafai ona faʻaaogaina e avea o se mea mataʻutia mo mea faʻaola photovoltaic, ma e mafai foi ona faʻaaogaina e saunia ai vailaʻau, vali ma vailaau faʻasaina.

 

Sauniuniga auala:

- 3,5-Dibromo-2-fluoropyridine e mafai ona saunia e ala ile tali ole pyridine iodide ma cuprous bromide.

-Mua fa'amuta le bromide cuprous ma le pyridine iodide i le dimethyl sulfoxide i le vevela o le potu e fai ai se mea fa'afefe, ona fa'aopoopo lemu lea o le fluoride siliva i lalo ifo o le vevela, ma mulimuli ane vevela seia mae'a le tali.

 

Fa'amatalaga Saogalemu:

- 3,5-Dibromo-2-fluoropyridine o loʻo faʻafefe i le paʻu ma mata, ma e tatau ona gauai atu le puipuiga pe a faʻafesoʻotaʻi.

- Fa'alogo lelei ile ea lelei ile fa'aogaina o lenei fa'aputuga.

-E pala i le maualuga o le vevela o le a maua ai kasa leaga, ma e tatau ona aloese mai le faʻaalia i afi tatala poʻo siosiomaga vevela maualuga.

-Teuina i se faʻamaufaʻailoga ma aloese mai le faʻafesoʻotaʻi ma vailaʻau faʻamaʻi ma malosi malosi e aloese ai mai faʻalavelave mataʻutia.


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