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sehlahisoa

Maple Furanone (CAS#698-10-2)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C7H10O3
'Misa oa Molar 142.15
Botenya 1.1643 (khakanyo e fosahetseng)
Melting Point 31-35 °C(lit.)
Boling Point 83-86 °C0.5 mm Hg(lit.)
Flash point >230 °F
pKa 9.28±0.40(E boletsoeng esale pele)
Boemo ba polokelo 2-8°C
Refractive Index n20/D 1.49(lit.)
MDL MFCD00036673
Thepa ea 'Mele le ea Lik'hemik'hale Mokelikeli o mosehla oa lik'hemik'hale, o nang le monko o motala o sa butsoang le tsoekere ea 'mapa, monko oa tsoekere ea lebese la Sikaoqi. E qhibilihang ka metsing. Lihlahisoa tsa tlhaho li teng ka protheine ea soya hydrolyzed, joalo-joalo.
Sebelisa Sebelisa litokisetso tsa GB 2760-1996 li lumelloa ho sebelisa linoko tsa lijo.

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Tlhaloso ea Tšireletseho 24/25 - Qoba ho kopana le letlalo le mahlo.
Li-ID tsa UN UN 3335
WGK Jeremane 3
Khoutu ea HS 29322090

 

Selelekela

(5h) furanone ke motsoako oa manyolo o nang le motsoako oa lik'hemik'hale C8H12O3 le boima ba molek'hule ba 156.18g / mol. Ke mokelikeli o mosehla o se nang 'mala ho isa ho o mosehla o nang le tsoekere e khethehileng ea tsoekere. E latelang ke tlhaloso ea sebopeho sa eona, ts'ebeliso, tokiso le tlhaiso-leseling ea polokeho:

 

Tlhaho:

-Ponahalo: Mokelikeli o se nang 'mala ho isa ho o mosehla o khanyang

-Ntho e qhibilihang:-7 ℃

Sebaka se belang: 171-173 ℃

-Density: hoo e ka bang. 1.079g/cm³

-Solubility: E ka qhibiliha ka metsing, ethanol le solvents Ether

-Botsitso: e batla e tsitsitse mocheso oa kamore

 

Sebelisa:

-Keketso ea lijo: Ka lebaka la monate oa eona o khethehileng, e sebelisoa e le moemeli oa tatso ea lijo, haholo-holo lipompong, jeme le dessert.

-Linoko: E ka sebelisoa e le setlolo ho fa lijo tatso e ikhethang.

-indasteri ea perfume: joalo ka e 'ngoe ea metsoako ea monko o monate.

 

Mokhoa:

(5h) furanone e ka lokisoa ka mehato e latelang:

1. Ka 3-methyl -2-pentanone e le boitsebiso bo qalang, 3-hydroxy -4-methyl -2-pentanone e fumanoe ka keto-alcohol reaction.

2.3-hydroxy -4-methyl -2-pentanone e sebetsanoa le etherifying agent (e kang diethyl ether) ho hlahisa sehlahisoa sa etherification.

3. Sehlahisoa sa etherification se tlas'a catalysis ea acid le deoxidation reaction ho fumana furanone (5h).

 

Lintlha tsa Tšireletseho:

-(5h) furanone e nkoa e sireletsehile bakeng sa tšebeliso e tloaelehileng, empa e ka 'na ea halefisa letlalo le mahlo ha li le ngata haholo.

- Sebelisa e lokela ho ela hloko mehato e sireletsang, qoba ho kopana le letlalo le mahlo, le ho boloka sebaka se sebetsang hantle sa moea.

-Latela mekhoa e nepahetseng ea tšireletso ha u e sebelisa, 'me ue boloke sebakeng se omeletseng, se phodileng, hole le mollo le li-oxidizing agents.


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona