isibhengezo_sekhasi

umkhiqizo

(R)-2-(1-Hydroxyethyl)pyridine (CAS# 27911-63-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula C7H9NO
I-Molar Mass 123.15
Ukuminyana 1.082±0.06 g/cm3(Kubikezelwe)
I-Boling Point 210.6±15.0 °C(Kubikezelwe)
I-Flash Point 81.2°C
Ukuncibilika kwamanzi Incibilika ku-ethanol nasemanzini.
I-Vapor Presure 0.113mmHg ku-25°C
Ukubukeka Ikristalu elimhlophe
Umbala Pink
pKa 13.55±0.20(Okubikezelwe)
Isimo Sesitoreji Umkhathi ongenayo, 2-8°C
I-Refractive Index n20/D 1.528

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi I-Xn - Iyingozi
Amakhodi Engozi I-R22 – Iyingozi uma igwinywe
R37/38 – Ukucasula uhlelo lokuphefumula kanye nesikhumba.
R41 – Ingozi yokulimala okubi emehlweni
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S39 – Gqoka ukuvikela iso / ubuso.
I-S37/39 – Gqoka amagilavu ​​afanelekile kanye nokuvikela iso/ubuso
I-WGK Germany 3
AMAKHODI E-FLUKA BRAND F 10
Ikhodi ye-HS 29333990

 

Isingeniso

(R) -2-(1-hydroxyethyl)pyridine iyinhlanganisela yamakhemikhali.

 

Ikhwalithi:

(R) -2-(1-hydroxyethyl)pyridine uketshezi olungenambala kuya kokuphuzi okukhanyayo. Inephunga elibabayo kanye nezakhiwo ze-alkaline. Inhlanganisela iyancibilika emanzini, otshwaleni, nasezincibilikisini ze-ether.

 

Sebenzisa:

(R) -2-(1-hydroxyethyl)pyridine iyindawo ebalulekile ephakathi ku-organic synthesis, evame ukusetshenziswa njenge-catalyst, ligand noma i-ejenti yokunciphisa ekuphenduleni kwe-organic synthesis.

 

Indlela:

Indlela yokulungiselela ye-(R) -2-(1-hydroxyethyl)pyridine ngokuvamile ifinyelelwa ngokuhlanganisa amakhemikhali. Enye indlela evame ukusetshenziswa iwukwengeza iqembu le-hydroxyethyl ku-molecule ye-pyridine ukwenza i-stereoconfiguration ibe kwesokudla nge-catalyst nemibandela efanelekile. Indlela ethize yokuhlanganisa ingathuthukiswa futhi ithuthukiswe ngokwezidingo zangempela.

 

Ulwazi Lokuphepha:

Iphrofayili yokuphepha ye-(R)-2-(1-hydroxyethyl)pyridine iphezulu, kodwa izinyathelo zokuphepha zomuntu siqu ngesikhathi sokuphatha kufanele zigcinwe. Uma uthinta isikhumba namehlo, hlambulula ngokushesha ngamanzi amaningi. Gwema ukuhogela amagesi noma umhwamuko bese ukhetha izimo ezifanele zokungena komoya. Ngesikhathi sokusebenzisa, gwema ukuthintana nama-oxidizing aqinile kanye nezinto ezivuthayo ukuze ugweme ingozi. Imisebenzi ethile yokuphepha kufanele ilandele amamanyuwali okuphepha afanelekile noma imihlahlandlela yobuchwepheshe yamakhemikhali.


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