itulau_fanua

oloa

2-Acetyl-3-methyl pyrazine(CAS#23787-80-6)

Meatotino tau vailaau:

Fuafua mole C7H8N2O
Molar Mass 136.15
Malosi 1.114g/mLat 25°C(malamalama)
Lisi Lisi 90°C (20 torr)
Manu'a 90°C20mm Hg(su.)
Mata'imu 176°F
Numera JECFA 950
Ausa Malo 0.105mmHg ile 25°C
Fa'aaliga Suavai manino
Gravity Fa'apitoa 1.1100
Lanu Samasama moli i Samasama i moli
BRN 742438
pKa 0.56±0.10(Vailoaina)
Tulaga Teuteu Taofi i se nofoaga pogisa, Inert atemosifia, 2-8°C
Ma'ale'ale Ma'ale'ale
Fa'asino Upu n20/D 1.521(me.)
MDL MFCD00014612
Meatotino Faaletino ma Vailaau Malosi 1.11
mea fa'apuna 90 ° C (20 torr)
fa'ailoga fa'afoliga 1.5206-1.5226
mea moli 80°C
Fa'aoga Fa'aaogaina e fai ma mea'ai i aso uma

Fa'amatalaga Oloa

Faailoga o oloa

Fa'ailoga Mata'utia Xi – Irita
Tulaga lamatia 36/37/38 – 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.
S36/37/39 – Fai ofu puipui talafeagai, totigilima ma mata/mata.
S24/25 – Aloese mai le fa'afeso'ota'i ma pa'u ma mata.
WGK Siamani 3
TSCA Ioe
HS Code 29339900

 

Folasaga

2-Acetyl-3-methylpyrazine o se faʻalapotopotoga faʻapitoa. O lo'o ta'ua i lalo se folasaga i meatotino, fa'aoga, metotia o sauniuniga, ma fa'amatalaga saogalemu o lenei fa'apotopotoga:

 

Tulaga lelei:

- Fa'aaliga: 2-Acetyl-3-methylpyrazine e leai se lanu ile lanu samasama.

- Solubility: E maualalo le soluble i le vai ae e mafai ona faʻamavaeina i soluble organic.

 

Fa'aaogā:

- 2-acetyl-3-methylpyrazine e masani ona faʻaaogaina e avea o se vaeluaga i le faʻaogaina o vailaʻau. E mafai ona faʻaaogaina e avea o se faʻamaʻi faʻamaʻi, faʻasologa o le cyclization, faʻaitiitia le sui, ma isi i le faʻaogaina o meaola.

 

Metotia:

- 2-acetyl-3-methylpyrazine e mafai ona saunia e ala i le tali atu i le 2-acetylpyridine ma le methylhydrazine.

- O le auala sauniuni faʻapitoa e mafai ona maua i tusitusiga i luga o le faʻaogaina o vailaʻau faʻasolosolo.

 

Fa'amatalaga Saogalemu:

- 2-Acetyl-3-methylpyrazine atonu e ita i le paʻu ma mata ma e tatau ona fufulu i le tele o vai pe a uma ona faʻafesoʻotaʻi.

- Pe a fa'aaoga pe tagofia, 'alofia le manavaina o le pefu po'o le kasa. E tatau ona fa'agaioia i se nofoaga e fa'alelei lelei.

- Pe a teu, e tatau ona teuina i totonu o se pusa malulu, mamao ese mai mea vevela ma mea e mu.


  • Muamua:
  • Sosoo ai:

  • Tusi lau savali iinei ma lafo mai ia i matou