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2-Methyl pyrazine(CAS#109-08-0)

Meatotino tau vailaau:

Fuafua mole C5H6N2
Molar Mass 94.11
Malosi 1.03 g/mL ile 25 °C (malamalama)
Lisi Lisi -29 °C (malamalama)
Manu'a 135 °C/761 mmHg (malamalama)
Mata'imu 122°F
Numera JECFA 761
Suavai Solubility Fa'afefiloi atoatoa ile vai.
Ausa Malo 9.69mmHg ile 25°C
Fa'aaliga Suavai
Lanu E manino e leai se lanu i sina samasama
BRN 105778
pKa 1.45(i le 27℃)
Tulaga Teuteu 2-8°C
Fa'asino Upu n20/D 1.504(mu.)
Meatotino Faaletino ma Vailaau Malosi 1.03
mea liusuavai -29°C
mea vevela 135°C (761 torr)
fa'asino ole su'esu'e 1.5042
mea moli 50°C
Fa'aoga Faʻaaogaina i le vali ma falemaʻi falemaʻi, ae faʻapea foʻi ma se faʻaopoopoga meaʻai

Fa'amatalaga Oloa

Faailoga o oloa

Tulaga lamatia R10 – Mumu
R22 – E afaina pe a foloina
R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
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.
S16 – Tausia mai mea e mu ai.
UN ID UN 1993 3/PG 3
WGK Siamani 3
RTECS UQ3675000
TSCA Ioe
HS Code 29339990
Vasega o Tulaga Lamatia 3
Fa'aputu Vaega III

 

Folasaga

2-methylpyridine o se faʻalapotopotoga faʻapitoa. E leai se lanu e pei o se vai samasama e pei o le pyridine.

 

2-Methylpyrazine e masani ona faʻaaogaina i le faʻaogaina o meaola e avea o se reagent, solvent ma le vaeluagalemu. E mafai ona faʻaaogaina e avea o se ligand mo faʻamalosi mo gaioiga faʻafefe uamea.

 

E i ai auala eseese mo le saunia o le 2-methylpyrazine, o se tasi o mea e masani ona faʻaaogaina o le tali atu o le 2-aminopyrazine faʻatasi ai ma methylation reagents e pei ole methyl iodide. O auala fa'apitoa fa'atasi e aofia ai fo'i le fa'amaina o le cyanide ma le fa'ameamea o le halogenation.

A'o fa'agaioia, e tatau ona faia ni faiga lelei e fa'afefe ai le manava e 'alofia ai le manavaina o kasa po'o le fa'afeso'ota'i ma le pa'u ma mata. Aloese mai le fa'afeso'ota'i ma vaila'au malolosi ma vai e puipuia ai fa'alavelave mata'utia. I le tulaga o le pa'i fa'afuase'i po'o le manava, saili vave togafitiga faafoma'i.


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