itulau_fanua

oloa

3-Amino-5-bromo-2-fluoropyridine(CAS# 884495-22-1)

Meatotino tau vailaau:

Fuafua mole C5H4BrFN2
Molar Mass 191
Malosi 1.813±0.06 g/cm3(Va'ai)
Lisi Lisi 75-80 ℃
Manu'a 278.2±35.0 °C(Vailoaina)
Mata'imu 122.1°C
Ausa Malo 0.00432mmHg ile 25°C
Fa'aaliga Malosi
pKa 0.11±0.10(Vavaloa)
Tulaga Teuteu 2-8°C
Fa'asino Upu 1.604
MDL MFCD06659524

Fa'amatalaga Oloa

Faailoga o oloa

Tulaga lamatia R22 – E afaina pe a foloina
R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
Fa'amatalaga Saogalemu 26 – Pe a pa‘i i mata, fufulu vave i le tele o vai ma sa‘ili fautuaga fa‘afoma‘i.
WGK Siamani 3
Vasega o Tulaga Lamatia FAAFITAU

 

Folasaga

Ose fa'aputu fa'aola fa'atasi ma le fua fa'ama'i C5H3BrFN2. O lo'o taua i lalo se fa'amatalaga o lona natura, fa'aoga, sauniuniga ma fa'amatalaga saogalemu:

 

natura:

-Fa'aaliga: leai se lanu i le tioata samasama malamalama

- Liu liusuavai: 110-113°C

-Ole fa'apuna: 239°C (omiga o le ea)

-Mōtele: 1.92g/cm³

-Soluble: Solu i le ethanol, dimethylformamide ma acetonitrile

 

Fa'aaogā:

-e masani ona faʻaaogaina e avea o se mea taua tele i le faʻaogaina o meaola. E mafai ona faʻaaogaina i le tuʻufaʻatasia o vailaʻau, vailaʻau faʻamaʻi, vali ma se faʻasologa o mea faʻapitoa.

-O le tuufaatasiga o loʻo i ai se sao taua i le matata o vailaʻau, e pei o le tuʻufaʻatasiga o vailaʻau faʻamaʻi.

 

Sauniuniga auala:

-po'o mafai ona maua e ala i se fa'asologa o fa'agaioiga o vaila'au fa'aola. O se metotia faʻapipiʻi masani e ala i le puipuiga, bromination ma le fluorination o pyrimidines. O le auala fa'apitoa fa'atasi e mafai ona fa'amalieina e tusa ai ma mana'oga moni.

 

Fa'amatalaga Saogalemu:

-O faʻamatalaga saogalemu faʻapitoa e manaʻomia ona fuafua e tusa ai ma tulaga faʻataʻitaʻiga ma faʻaoga.

-Pe a faʻaogaina le faʻaoga, ia matua mulimulitaʻi i le saogalemu o fale suʻesuʻe, e aofia ai le ofuina o meafaigaluega puipuia talafeagai, aloese mai le faʻafesoʻotaʻi ma le paʻu ma mata, mamao mai le afi ma le vevela.

-O le fa'aumiumi o le fa'aalia ma le inhalation o lenei vaila'au e mafai ona a'afia ai le soifua maloloina, o lea e tatau ai ona e fa'alogo lelei i faiga puipuia talafeagai ma fa'atautaia e tusa ai ma le fa'ata'ita'iga sa'o metotia fa'ata'otoga otaota.


  • Muamua:
  • Sosoo ai:

  • Tusi lau savali iinei ma lafo mai ia i matou