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sehlahisoa

FEMA 2899(CAS#5452-07-3)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C14H20O2
'Misa oa Molar 220.31
Botenya 0.98g/mLat 25°C(lit.)
Boling Point 285°C(lebone)
FEMA 2899 | 3-PHENYLPROPYL ISOVALERATE
Flash point >230°F
JECFA Nomoro 641
Refractive Index n20/D 1.484(lit.)

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

WGK Jeremane 3
Chefo GRAS (FEMA).

 

Selelekela

FEMA 2899(Isobutyl 3-phenylpropionate) ke motsoako oa tlhaho o nang le foromo ea lik'hemik'hale C13H18O2. E latelang ke tlhaloso ea sebopeho sa eona, ts'ebeliso, tokiso le tlhaiso-leseling ea polokeho:

 

Tlhaho:

FEMA 2899 ke mokelikeli o se nang 'mala o monko o monate. E na le khatello e tlase ea mouoane le ho qhibiliha, 'me ha e qhibilihe metsing.

 

Sebelisa:

FEMA 2899 hangata e sebelisoa joalo ka lik'hemik'hale tse lipakeng, motsoako o sebetsang e le khokahano kapa phetoho tšebetsong ea ho kopanya. Hangata e sebelisoa ho lokisa tatso le monko o monate, ho eketsa tatso kapa ho fetola tatso. Ho feta moo, e ka sebelisoa hape e le solvent bakeng sa karabelo ea organic synthesis.

 

Mokhoa oa ho itokisa:

FEMA 2899 hangata e lokisoa ke karabelo ea esterification lipakeng tsa isobutanol le 3-phenylpropionic acid. Ka karabelo, isobutanol le 3-phenylpropionic acid li kenngoa sekepeng sa karabelo ka tekanyo e nepahetseng, motsoako o kang sulfuric acid oa eketsoa le ho futhumala, 'me sehlahisoa se hlahisoang sa FEMA 2899 se bokelloa.

 

Lintlha tsa Tšireletseho:

FEMA 2899 ha e na kotsi e totobetseng 'meleng oa motho le tikolohong tlas'a maemo a tloaelehileng a tšebeliso. Leha ho le joalo, joalo ka lik'hemik'hale, ho ntse ho hlokahala ho ela hloko polokeho ha e sebelisoa. Ho kgothaletswa ho apara mehato e nepahetseng ya tshireletso e kang liatlana, likhalase le liaparo tse sireletsang nakong ea ts'ebetso ho qoba ho kopana le letlalo le mahlo. E lokela ho bolokoa ho qoba ho kopana le li-oxidants, li-acid tse matla, metheo e matla le lintho tse ling ho qoba liketso tse kotsi. Maemong 'ohle, mekhoa e nepahetseng ea ts'ebetso le likhothaletso tsa ts'ebeliso e bolokehileng li lokela ho lateloa. Ha ho dutla kapa kotsi, ho tla nkuwa mehato e nepahetseng. Bakeng sa tlhaiso-leseling e khethehileng ea polokeho le likhothaletso tsa ts'ebetso, ho tlameha ho buuoe maqepheng a amehang a polokeho le litaelo tsa tšebeliso.


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  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona