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sehlahisoa

Asiti ea Valeric(CAS#109-52-4)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C5H10O2
'Misa oa Molar 102.13
Botenya 0.939g/mLat 25°C(lit.)
Melting Point −20-−18°C(lit.)
Boling Point 110-111°C10mm Hg(lit.)
Flash point 192°F
JECFA Nomoro 90
Ho qhibiliha ha Metsi 40 g/L (20 ºC)
Solubility 40g/l
Khatello ea Mouoane 0.15 mm Hg (20 °C)
Tekano ea Mouoane 3.5 (khahlanong le moea)
Ponahalo Mokelikeli
Mmala Ha e na 'mala ho isa mosehla o mosehla
Merck 14,9904
BRN 969454
pKa 4.84(ho 25℃)
PH 3.95(1 mM tharollo);3.43(10 mM tharollo);2.92(100 mM tharollo);
Boemo ba polokelo Boloka ka tlase ho +30°C.
Qeto ea ho phatloha 1.8-7.3%(V)
Refractive Index n20/D 1.408(lit.)
Thepa ea 'Mele le ea Lik'hemik'hale lero le senang mmala le monko o sa thabiseng
lero le senang mmala kapa le bosehla bo bosehla ka ponahalo.
Sebelisa Haholo-holo e sebelisetsoang ho lokisa N-valerate, motsoako oa manyolo oa lisebelisoa tsa motheo tse tala, tse sebelisoang haholo ho linoko, meriana, litlolo, li-plasticizers le liindasteri tse ling.

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Matšoao a Kotsi C - E senya
Likhoutu tsa Kotsi R34 – E baka ho cha
R52/53 – E kotsi ho dibopuwa tsa metsing, e ka baka ditlamorao tse mpe tsa nako e telele tikolohong ya metsing.
Tlhaloso ea Tšireletseho S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S36 - Apara liaparo tse loketseng tsa tšireletso.
S45 – Ha ho ka etsahala kotsi kapa ha o ikutlwa o sa phele hantle, batla keletso ya bongaka hanghang (bontsha leibole neng kapa neng ha ho kgoneha.)
S61 - Qoba ho lokolloa tikolohong. Sheba litaelo tse khethehileng / maqephe a tšireletso.
Li-ID tsa UN UN 3265 8/PG 3
WGK Jeremane 1
RTECS YV6100000
LIKHOUTU FLUKA BRAND F 13
TSCA Ee
Khoutu ea HS 29156090
Sehlopha sa Likotsi 8
Sehlopha sa ho paka III
Chefo LD50 iv ho litoeba: 1290 ±53 mg/kg (Kapa, ​​Wretlind)

 

Selelekela

N-valeric acid, eo hape e tsejoang e le valeric acid, ke motsoako oa manyolo. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea n-valeric acid:

 

Boleng:

N-valeric acid ke seela se se nang mmala se nang le tatso ya tholwana mme se qhibidiha ka metsing.

 

Sebelisa:

N-valeric acid e na le ts'ebeliso e fapaneng indastering. Tšebeliso e 'ngoe e kholo ke joalo ka sehlaseli liindastering tse kang liphahlo, lidae, likhomaretsi, joalo-joalo.

 

Mokhoa:

Valeric acid e ka lokisoa ka mekhoa e 'meli e tloaelehileng. Mokhoa o mong ke ho kenya pentanol le oksijene ka mokhoa o itseng ka pel'a sesebelisoa sa ho hlahisa n-valeric acid. Mokhoa o mong ke oa ho lokisa n-valeric acid ka oxidizing 1,3-butanediol kapa 1,4-butanediol ka oksijene ka pel'a mokelikeli.

 

Lintlha tsa Tšireletseho:

Norvaleric acid ke mokelikeli o tukang 'me o lokela ho behoa hole le malakabe a bulehileng le mehloli ea mocheso. Ha u sebetsana le ho sebelisa, hoa hlokahala ho nka mehato e hlokahalang ea tšireletso, e kang ho roala likhalase tse sireletsang, liatlana tse sireletsang le liaparo tse sireletsang. Asiti ea N-valeric e boetse e lokela ho bolokoa ka sejaneng se sa keneleng moea, hole le li-oxidants le lintho tse jeoang. Tlhokomelo e lokela ho nkoa ha u boloka le ho sebelisa ho qoba ho sebetsana le lik'hemik'hale tse ling.


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  • E 'ngoe:

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