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1,8-Octanediol(CAS#629-41-4)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C8H18O2
'Misa oa Molar 146.23
Botenya 1,053g/cm
Melting Point 57-61 °C (hote.)
Boling Point 172 °C/20 mmHg (hote.)
Flash point 148°C
Ho qhibiliha ha Metsi E qhibiliha ka metsing le methanol.
Solubility E qhibiliha ka metsing (karolo e 'ngoe), le methanol (hoo e batlang e le pepeneneng).
Khatello ea Mouoane 0.000507mmHg ho 25°C
Ponahalo Crystallization
Mmala Bosoeu bo bosootho ho isa bosehla bo bosehla
BRN 1633499
pKa 14.89±0.10(E boletsoeng esale pele)
Boemo ba polokelo E tiisitsoe ka ho omme, Mocheso oa Kamore
Refractive Index 1,438-1,44
MDL MFCD00002989
Thepa ea 'Mele le ea Lik'hemik'hale Likristale tse kang nale. Sebaka se qhibilihang ke 63 deg C, ntlha e belang ea 172 deg C (2.66kPa). E qhibiliha ka ethanol, ha e qhibilihe ka metsing, ether, peterole e bobebe.
Sebelisa li-intermediate bakeng sa litlolo, li-plasticizers, li-additives tse khethehileng.

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Likhoutu tsa Kotsi R20/21/22 – E kotsi ka ho hema, ho kopana le letlalo le ha e koetsoe.
R36/37/38 – Ho tena mahlo, tsamaiso ya ho hema le letlalo.
Tlhaloso ea Tšireletseho S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S37/39 - Apara liatlana tse loketseng le tšireletso ea mahlo / sefahleho
S24/25 - Qoba ho kopana le letlalo le mahlo.
WGK Jeremane 3
Khoutu ea HS 29053980

 

1,8-Octanediol(CAS # 629-41-4) Selelekela

1,8-Octanediol ke motsoako oa lintho tse phelang. Se latelang ke selelekela sa thepa, tšebeliso, mekhoa ea ho lokisa le tlhaiso-leseling ea polokeho ea 1,8-octandiol:

Boleng:
1,8-Caprylyl glycol ke mokelikeli o se nang 'mala le o hlakileng o nang le tatso e monate. E na le khatello e tlase ea mouoane le viscosity mocheso oa kamore 'me e qhibiliha ka metsing le ka bongata ba metsoako ea tlhaho.

Sebelisa:
1,8-Octanediol e na le mefuta e mengata ea lisebelisoa. Hangata e sebelisoa e le thepa e tala bakeng sa li-softeners, plasticizers le lubricant.

Mokhoa:
1,8-Octanediol e ka lokisoa ka oxidation ea octanol. Mokhoa o tloaelehileng ke mokhoa oa catalytic oxidation reaction oa octanol le oksijene, eo ho eona ho sebelisoang catalyst ea koporo-chromium hangata.

Lintlha tsa Tšireletseho:
1,8-Octanediol ke motsoako o batlang o bolokehile tlas'a maemo a tloaelehileng. Ho pepesetsoa kapa ho hema ka bongata bo phahameng ba 1,8-caprylydiol ho ka baka ho teneha mahlong, letlalo le pampiri ea ho hema. Ha u tšoara 1,8-octanediol, likhalase tse sireletsang, liatlana le limaske li lokela ho apesoa ho netefatsa moea o motle. Ela hloko ho qoba ho kopana le li-oxidants tse matla le mehloli e tukang ho thibela mollo kapa ho phatloha. Ha u boloka le ho tšoara 1,8-caprylydiol, latela litekanyetso le melaoana e sebetsang ea ts'ireletso.


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