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oloa

2-Ethyl-4-hydroxy-5-Methyl-3(2H)-furanone(CAS#27538-10-9)

Meatotino tau vailaau:

Fuafua mole C7H10O3
Molar Mass 142.15
Malosi 1.137g/mLat 25°C(malamalama)
Manu'a 248-249°C(malamalama)
Mata'imu 184°F
Numera JECFA 1449
pKa 9.62±0.40(Vavaloa)
Tulaga Teuteu i lalo o le kasa inert (nitrogen po'o Argon) ile 2-8°C
Fa'asino Upu n20/D 1.512(malaga)
MDL MFCD00191360

Fa'amatalaga Oloa

Faailoga o oloa

Tulaga lamatia 22 – E afaina pe a folo
Fa'amatalaga Saogalemu S23 – Aua le mānavaina le ausa.
S36 – Fai ofu puipui talafeagai.
WGK Siamani 3
RTECS LU4250000

 

Folasaga

2-Ethyl-4-hydroxy-5-methyl-3(2H) -furanone, e taʻua foi o MEKHP, o se faʻalapotopotoga faʻapitoa. O loʻo taua i lalo se folasaga i le natura, faʻaoga, auala sauniuni ma faʻamatalaga saogalemu o MEKHP:

 

Tulaga lelei:

- MEKHP o se vai e leai ni lanu ma se tofo manogi faapitoa.

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Fa'aaogā:

- MEKHP e masani ona faʻaaogaina e avea o se solvent ma le vaeluagalemu i le tele o vailaʻau faʻasolosolo faʻasolosolo faʻasolosolo.

- E mafai ona faʻaaogaina e fai ma mea mata mo vailaʻau faʻamalolo resini, vailaʻau faʻapipiʻi o vali talafeagai, ma vailaau faʻasaina.

 

Metotia:

- Ole auala sauniuni ole MEKHP e masani ona maua ile tali Auff ole methylpyridone ma le ethylene.

- O le tali a le Aouf o se tali fa'atusa lea e maua ai le MEKHP e ala i se fa'alavelave fa'afuase'i ola i luma o le acetylene.

 

Fa'amatalaga Saogalemu:

- MEKHP e ita i mata ma pa'u ma e tatau ona fufulu i le tele o vai pe a uma ona fa'afeso'ota'i.

- E tatau ona fa'aeteete ina ia 'alofia le manavaina o le ausa ma 'alofia le fa'afeso'ota'i ma le mumū o le afi ma le vevela maualuga.

- O le MEKHP ose vaila'au ma e tatau ona mulimulita'i i fa'agaioiga fa'agaioiga ma fa'agaioia i totonu o se nofoaga e fa'alelei lelei.

- A fa'aoga ma teu, fa'amolemole mulimuli i tulafono fa'atonutonu saogalemu o le tagofiaina ma lafoa'i lelei otaota.


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