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sehlahisoa

5-Methyl furfural (CAS#620-02-0)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C6H6O2
'Misa oa Molar 110.11
Botenya 1.107g/mLat 25°C(lit.)
Melting Point 171 °C
Boling Point 187-189°C(lebone)
Flash point 163°F
JECFA Nomoro 745
Ho qhibiliha ha Metsi E qhibilihang ka joala le metsing.
Solubility E qhibilihang ka joala le metsing.
Khatello ea Mouoane 0.644mmHg ho 25°C
Ponahalo Oillike e na le monko o monate le o monate le monko oa caramel.
Matla a Khoheli a khethehileng 1.1075 (20/20℃)
Mmala bosehla bo tebileng haholo ho isa ho sootho
BRN 106895
Boemo ba polokelo 2-8°C
E hloahloa Ha A na Moeeng
Refractive Index n20/D 1.531
MDL MFCD00003232
Thepa ea 'Mele le ea Lik'hemik'hale Sehlahisoa sena ke mokelikeli o bonaletsang bosehla hanyenyane, B. p.72 ~ 73 ℃/1.5kpa (kapa 187 ℃), n20D 1.5307, boima bo amanang le 1.1070, bo qhibilihang ka benzene, toluene, carbon tetrachloride le lihlapolli tse ling, tse sa qhibiliheng metsing.
Sebelisa E sebelisoa joalo ka tatso ea koae

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Matšoao a Kotsi Xi - Ea halefisang
Likhoutu tsa Kotsi 36/37/38 - Ho halefisa mahlo, tsamaiso ea ho hema le letlalo.
Tlhaloso ea Tšireletseho 26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
WGK Jeremane 2
RTECS LT7032500
TSCA Ee
Khoutu ea HS 29329995

 

Selelekela

5-Methylfurfural, e tsejoang hape e le 5-methyl-2-oxocyclopenten-1-aldehyde kapa 3-methyl-4-oxoamyl acetate. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea 5-methylfurfural:

 

Boleng:

Ponahalo: 5-Methylfurfural ke mokelikeli o se nang 'mala o nang le monko o khethehileng.

Density: hoo e ka bang. 0.94 g/mL.

Solubility: E ka qhibiliha ka metsing, joala le lihlapolli tsa ether.

 

Sebelisa:

Motsoako oa lik'hemik'hale oa mahareng: E ​​ka boela ea sebelisoa ho kopantseng metsoako e meng ea tlhaho le joalo ka selelekela sa maiketsetso sa hydroquinone.

 

Mokhoa:

Tsela e tloaelehileng ea maiketsetso ke ka karabelo e matla ea li-enzyme tse amanang le Bacillus isosparatus. Ka ho khetheha, 5-methylfurfural e ka fumanoa ka ho belisoa ha butyl acetate.

 

Lintlha tsa Tšireletseho:

5-Methylfurfural e halefisa letlalo le mahlo, kahoo u lokela ho ela hloko ho sireletsa matsoho le mahlo a hao le ho qoba ho kopana nakong ea tšebeliso.

Ho hema ka bongata bo boholo ba 5-methylfurfural ho ka baka matšoao a sa phutholohang joalo ka ho tsekela le ho otsela, kahoo etsa bonnete ba hore e sebelisoa sebakeng se nang le moea o motle 'me u qobe ho pepesehela nako e telele mouoane o phahameng.

Ha u boloka le ho tšoara 5-methylfurfural, tlhokomelo e lokela ho nkoa ho qoba ho kopana le oxidant ho thibela mollo kapa ho phatloha. Etsa bonnete ba hore setshelo sa polokelo se koetsoe hantle 'me se bolokoa sebakeng se phodileng, se omeletseng le se nang le moea, hole le mollo.

 


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