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sehlahisoa

(S)-(-)-2-(1-Hydroxyethyl)pyridine(CAS# 59042-90-9)

Thepa ea Lik'hemik'hale:

Foromo ea limolek'hule C7H9NO
'Misa oa Molar 123.16
Botenya 1.082±0.06 g/cm3(E boletsoeng esale pele)
Melting Point 29°C(lit.)
Boling Point 95-98 °C(Tobetsa: 12 Torr)
Flash point 81.183°C
Solubility E qhibilihang ka toluene.
Khatello ea Mouoane 0.113mmHg ho 25°C
Ponahalo Tiileng
Mmala E senang mmala
pKa 13.55±0.20(E boletsoeng esale pele)
Boemo ba polokelo Sepakapaka se inehetseng, 2-8°C
Refractive Index n20/D 1.528

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Matšoao a Kotsi Xn - E Kotsi
Likhoutu tsa Kotsi R22 – E kotsi ha e kwetswe
R36/37/38 – Ho tena mahlo, tsamaiso ya 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 3
LIKHOUTU FLUKA BRAND F 10
Khoutu ea HS 29339900

 

Selelekela

(S) -2- (1-Hydroxyethyl) pyridine ke motsoako oa chiral o nang le motsoako oa lik'hemik'hale C7H9NO 'me o na le lisebelisoa tsa optical. E na le li-stereoisomer tse peli, tseo (S) -2- (1-Hydroxyethyl) pyridine e leng e 'ngoe ea tsona. Ke mokelikeli o se nang 'mala ho isa ho o mosehla o nang le monko o ikhethang.

 

(S) -2-(1-Hydroxyethyl)pyridine e atisa ho sebelisoa e le motsoako oa chiral kapa catalyst in organic synthesis. E ka sebelisoa ha ho etsoa metsoako ea metsoako e meng ea stereoisomer, li-catalysts bakeng sa karabelo ea organic synthesis, tlhahiso e phahameng ea lithethefatsi joalo-joalo.

 

Tokisetso ea (S) -2- (1-Hydroxyethyl) pyridine hangata e fumanoa ka ho arabela pyridine ka acetaldehyde tlas'a maemo a motheo. Mokhoa o khethehileng oa ho lokisetsa e ka 'na ea e-ba hore pyridine le acetaldehyde li futhumetse ho itšoara ka tharollo ea alkaline buffer,' me sehlahisoa se hloekisoa ka crystallization ho fumana (S) -2- (1-Hydroxyethyl) pyridine ka bohloeki bo phahameng.

 

Mabapi le tlhahisoleseding ya polokeho ya (S) -2-(1-Hydroxyethyl)pyridine, ke mokelikeli o tukang mme o lokela ho bewa hole le malakabe a bulehileng le mocheso o phahameng. Sebelisa ka hloko ho qoba ho hema, ho koenya le ho ama letlalo. Apara lisebelisoa tse loketseng tsa ts'ireletso tse kang liatlana tse sireletsang lik'hemik'hale le likhalase nakong ea ts'ebetso. Boloka sebakeng se pholileng, se nang le moea o pholileng, le hole le li-oxidants le li-acid tse matla le alkalis. Haeba ka phoso splashed ka mahlong kapa letlalo, lokela ho hang-hang rinse le metsi a mangata, 'me ka nako e loketseng kalafo ea bongaka. Tšebelisong le polokelong, ho latela ka tieo mekhoa ea ts'ireletso.


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