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oloa

2-Methoxy-3-sec-butyl pyrazine(CAS#24168-70-5)

Meatotino tau vailaau:

Fuafua mole C9H14N2O
Molar Mass 166.22
Malosi 1g/mLat 25°C
Lisi Lisi 92-94 ℃
Manu'a 50°C1mm Hg(malamalama)
Mata'imu 171°F
Numera JECFA 791
Solubility Chloroform (La'iti), Methanol (La'iti)
Ausa Malo 0.0995mmHg ile 25°C
Fa'aaliga Suavai
Gravity Fa'apitoa 1.01
Lanu E manino le lanu
pKa 0.80±0.10(Va'ai)
Tulaga Teuteu Faamauina i le mago, Temperature Room
Fa'asino Upu n20/D 1.492(me.)
Meatotino Faaletino ma Vailaau Suavai manino le lanu. Mama ≥ 99%. Fa'avela 92-94 °c (12.6 7千帕).
Fa'aoga E fa'aaogaina e fai ma mea teuteu i aso uma ma e iai lona manogi.

Fa'amatalaga Oloa

Faailoga o oloa

Fa'ailoga Mata'utia Xn – Fa'aleagaina
Tulaga lamatia R22 – E afaina pe a foloina
R36/37/38 – Fa'aitaita'i i mata, faiga manava ma le pa'u.
R20/21/22 – E afaina pe a manava, pe a pa'u ma pe a folo.
Fa'amatalaga Saogalemu S36/37/39 – Fai ofu puipui talafeagai, totigilima ma mata/mata.
S26 – Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga fa'afoma'i.
S36/37/38 -
UN ID UN 3334
WGK Siamani 3
HS Code 29339900

 

Folasaga

2-ethoxy-3-isopropylpyrazine o se faʻalapotopotoga faʻapitoa.

 

O le tuufaatasiga e iai mea nei:

- Fa'aaliga: Suavai e leai ni lanu

- Solubility: Solu i le ethanol, eter ma benzene, e le mafai ona solu i le vai

 

2-ethoxy-3-isopropylpyrazine ei ai ni fa'aoga fa'apitoa:

- E mafai ona fa'aaogaina e fai ma iniseti ile vaega o fa'ato'aga. I le puipuiga o fuala'au, e mafai ona fa'aoga e pulea ai fa'ama'i fa'ama'i e pei o la'au i fanua matutu.

- E masani ona faʻaaogaina i le faʻaogaina o meaola e avea o se faʻamalosi ma le vaeluaga.

 

Ole auala sauniuni ole 2-ethoxy-3-isopropylpyrazine e mafai ona maua i laasaga nei:

1. O le 2-Pyridylcarboxylic acid ma le isopropyl bromide o loʻo faʻaalia i lalo o le catalysis o se faʻavae e maua ai le 2-isopropylpyridine.

2. 2-Isopropylpyridine e tali atu i le ethanol i lalo o tulaga faʻamaʻi e maua ai le 2-ethoxy-3-isopropylpyrazine.

 

- E fa'a'ono'ono ma pala, ma e tatau ona fufulu i le tele o vai i le taimi lava e pa'i ai i le pa'u ma mata.

- E tatau ona fa'aoga mea faigaluega puipuia e pei o matatioata saogalemu, totigilima ma lavalava puipui.

- I le taimi o le teuina ma le felauaiga, e tatau ona aloese mai faʻalavelave faʻatasi ma vailaʻau malolosi ma vailaʻau, vevela maualuga ma le susulu o le la e tatau ona aloese mai ai.

 


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