itulau_fanua

oloa

3-Trifluoromethylpyridine(CAS# 3796-23-4)

Meatotino tau vailaau:

Fuafua mole C6H4F3N
Molar Mass 147.1
Malosi 1.276 g/mL ile 25 °C
Manu'a 113-115 °C (malamalama)
Mata'imu 74°F
Ausa Malo 7.24mmHg ile 25°C
Fa'aaliga vai manino
Lanu Le lanu i le samasama mumu
BRN 1563102
pKa 2.80±0.10(Vailoaina)
Tulaga Teuteu Atemosifia inert, Temperature Room
Fa'asino Upu n20/D 1.418

Fa'amatalaga Oloa

Faailoga o oloa

Tulaga lamatia R10 – Mumu
R25 – Oona pe a foloina
R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
R11 – Sili ona mu
Fa'amatalaga Saogalemu S26 – Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga fa'afoma'i.
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.)
S37 – Fai totigilima talafeagai.
S36 – Fai ofu puipui talafeagai.
UN ID UN 1992 3/PG 3
WGK Siamani 2
Mata'utia Fa'amatalaga Fa'aitaita
Vasega o Tulaga Lamatia 3
Fa'aputu Vaega II

 

Folasaga

3- (trifluoromethyl) pyridine, e lauiloa foi o le 1- (trifluoromethyl) pyridine, o se faʻalapotopotoga faʻapitoa.

 

Tulaga lelei:

3-(trifluoromethyl)pyridine o se vai e leai ni lanu ma se manogi malosi. E mafai ona solu i le tele o solvents organic pei ole ethanol, dimethylformamide, ma le dimethyl sulfoxide.

 

Fa'aaogā:

3-(trifluoromethyl) pyridine e masani ona faʻaaogaina e fai ma faʻamalosi, solvents ma reagents i le faʻaogaina o meaola. E mafai ona faʻaaogaina e avea o se boron chloride reagent i le tuʻufaʻatasia o ava malosi, acids, ma ester derivatives. E mafai fo'i ona fa'aaogaina e fai ma sosa-hydroxide-catalyzed borate esterification reagent mo aldehydes ma ketones.

 

Metotia:

E tele auala e saunia ai le 3-(trifluoromethyl)pyridine. O se auala masani o le mauaina lea o le oloa e ala i le tali atu o le pyridine ma le trifluoromethylsulfonyl fluoride. O le pyridine na faʻamavaeina i se eter solvent, ona faʻapipiʻi malie ai lea o le trifluoromethylsulfonyl fluoride. O gaioiga e masani lava ona faia i le maualalo o le vevela ma e manaʻomia le faʻaleleia lelei o le ea e aloese ai mai le salalau atu o kasa oona.

 

Fa'amatalaga o le Saogalemu: O se vai e mu e faigofie ona fa'atupu afi pe a fa'aalia i se mumu matala po'o le maualuga o le vevela. Ose so'o so'o fo'i e ono i ai se aafiaga ita i le pa'u, mata, ma le manava. E tatau ona ofuina totigilima puipui, mata tioata, ma mea e manava ai i le taimi o le taotoga, ma e tatau ona faia le taotoga i se nofoaga e lelei le ea.


  • Muamua:
  • Sosoo ai:

  • Tusi lau savali iinei ma lafo mai ia i matou