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Ethyl maltol (CAS#4940-11-8)

Ngwongwo kemịkalụ:

Usoro ihe omimi C7H8O3
Molar Mass 140.14
Njupụta 1.1624 (atụmatụ siri ike)
Ebe Na-agbaze 85-95 Celsius C (ọkụ)
Ebe Boling 196.62°C (atụmatụ siri ike)
Nọmba JECFA 1481
Mmiri Solubility 9.345g/L na 24 ℃
Solubility Soluble na mmiri ọkụ, ethanol na ndị ọzọ organic solvents, ubé soluble na mmiri.
Uzuoku nrịbama 0.2Pa na 24 ℃
Ọdịdị kristal agịga ọcha ma ọ bụ odo odo ma ọ bụ ntụ ntụ kristal
Agba Ọcha na-acha odo odo
Merck 14,3824
pKa 8.38± 0.10 (buru amụma)
Ọnọdụ Nchekwa 2-8 Celsius C
Ntụgharị uche 1.4850 (atụmatụ)
MDL MFCD00059795
Njirimara anụ ahụ na kemịkalụ Ebe mgbaze 85-95°C
Jiri A na-eji ya na nri, ụtaba, ihe ịchọ mma na ụlọ ọrụ ndị ọzọ, ma nwee mmetụta nke ekpomeekpo, ndozi na ụtọ.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xn - na-emerụ ahụ
Koodu ihe egwu 22 - Na-emerụ ma ọ bụrụ na-eloda
Nkọwapụta nchekwa 36 - Yiri uwe nchebe kwesịrị ekwesị.
WGK Germany 3
RTECS UQ0840000
Koodu HS 29329990
Nsi LD50 ọnụ n'ime ụmụ oke nwoke, oke nwoke, oke nwanyị, ụmụ ọkụkọ (mg/kg): 780, 1150, 1200, 1270 (Gralla)

 

Okwu mmalite

Ethyl maltol bụ ngwakọta organic. Ihe na-esonụ bụ mmalite nke akụrụngwa, ojiji, ụzọ nkwadebe na ozi nchekwa nke ethyl maltol:

 

Ogo:

Ethyl maltol bụ mmiri mmiri na-acha odo odo na-enweghị agba na-esi ísì ụtọ. Ọ na-agbanwe agbanwe n'ime ụlọ okpomọkụ, soluble na alcohols na ọdụdụ ihe mgbaze, na-adịghị ike soluble na mmiri. Ethyl maltol nwere ezigbo nkwụsi ike ma nwee ike ịnọgidesi ike ruo ogologo oge n'okpuru mmetụta oxygen na ìhè anyanwụ.

 

Jiri:

 

Usoro:

Enwere ọtụtụ ụzọ isi kwadebe ethyl maltol, na usoro a na-ejikarị eme ihe bụ iji ethanol na-eme ka maltol pụta ìhè n'ihu ihe na-eme ka ọ nweta ethyl maltol. Ekwesịrị ịṅa ntị na ịchịkwa ọnọdụ mmeghachi omume na nhọrọ nke catalyst n'oge usoro nkwadebe iji hụ na ịdị ọcha nke ngwaahịa na mmetụta mmeghachi omume.

 

Ozi nchekwa:

Zere kọntaktị na anya na akpụkpọ mgbe ị na-eji ya, ma jiri mmiri buru ibu sachaa ozugbo ma ọ bụrụ na akpọtụrụ ya.

Zere iku ume ogologo oge na iri nri iji gbochie mgbakasị ahụ na sistem iku ume na nri nri.

Mgbe ị na-echekwa, zere kọntaktị na oxidants siri ike ma chekwaa n'ebe dị jụụ, kpọrọ nkụ na nke ọma.

Ọ bụrụ na ịriri nri na mberede ma ọ bụ ahụ erughị ala, chọọ nlekọta ahụike ma gwa dọkịta gị maka kemịkalụ eji.


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