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5-Hydroxyethyl-4-methyl thiazole(CAS#137-00-8)

Meatotino tau vailaau:

Fuafua mole C6H9NOS
Molar Mass 143.21
Malosi 1.196g/mLat 25°C(malamalama)
Manu'a 135°C7mm Hg(malamalama)
Mata'imu >230°F
Numera JECFA 1031
Solubility ava malosi: solu(ma.)
Ausa Malo 0.00297mmHg ile 25°C
Fa'aaliga vai (manino, viscous)
Gravity Fa'apitoa 1.196
Lanu samasama loloto
Sogisogi aano o manu, manogi tao
Merck 14,6126
BRN 114249
pKa 14.58±0.10(Voloia)
Tulaga Teuteu 2-8°C
Ma'ale'ale Le manogi
Fa'asino Upu n20/D 1.550(mu.)
Meatotino Faaletino ma Vailaau Samasama mumu i le lanu enaena manino vai
Fa'aoga Mo nati, meaʻai susu, oloa aano o manufasi, ma isi, faʻaaogaina e fai ma vailaʻau faʻapitoa

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 24/25 – Aloese mai le fa'afeso'ota'i ma le pa'u ma mata.
WGK Siamani 3
FLUKA BRAND F CODES 13
TSCA Ioe
HS Code 29341000
Mata'utia Fa'amatalaga Fa'aitaitai/Sino

 

Folasaga

4-Methyl-5-(β-hydroxyethyl)thiazole o se faʻalapotopotoga faʻapitoa. E leai se lanu e pei o se tioata samasama malamalama ma lona manogi e pei o le thiazole.

 

O lenei fa'apotopotoga e 'ese'ese ona uiga ma fa'aoga. Lona lua, o le 4-methyl-5-(β-hydroxyethyl) thiazole o se mea taua tele foʻi, lea e mafai ona faʻaaogaina i le tuʻufaʻatasia o isi mea faʻapitoa.

 

O le auala sauniuni o lenei tuufaatasiga e fai si faigofie. O se metotia masani o sauniuniga o le hydroxyethylation o le methylthiazole. Ole la'asaga fa'apitoa ole tali atu ole methylthiazole ile iodineethanol e maua ai le 4-methyl-5-(β-hydroxyethyl)thiazole.

 

E tatau ona faia ni puipuiga mo le saogalemu pe a faʻaaogaina ma tagofia le 4-methyl-5-(β-hydroxyethyl)thiazole. Ose vaila'au malosi e mafai ona mafua ai le ita ma fa'aleagaina ai le pa'u ma mata. A fa'aoga, e tatau ona ofuina totigilima puipui talafeagai ma mata. E le gata i lea, e tatau ona teuina i se nofoaga matutu, malulu mamao mai le afi ma mu.


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