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mankhwala

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

Chemical Property:

Molecular Formula C7H9NO
Molar Misa 123.15
Kuchulukana 1.082±0.06 g/cm3(Zonenedweratu)
Boling Point 210.6±15.0 °C(Zonenedweratu)
Pophulikira 81.2°C
Kusungunuka kwamadzi Zosungunuka mu ethanol ndi madzi.
Kuthamanga kwa Vapor 0.113mmHg pa 25°C
Maonekedwe Mwala woyera
Mtundu Pinki
pKa 13.55±0.20 (Zonenedweratu)
Mkhalidwe Wosungira Mpweya wozizira, 2-8 ° C
Refractive Index n20/D 1.528

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xn - Zowopsa
Zizindikiro Zowopsa R22 - Zowopsa ngati zitamezedwa
R37/38 - Zokwiyitsa dongosolo la kupuma ndi khungu.
R41 - Kuopsa kwa kuwonongeka kwakukulu kwa maso
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S39 - Valani chitetezo chamaso / kumaso.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
WGK Germany 3
FLUKA BRAND F CODES 10
HS kodi 29333990

 

Mawu Oyamba

(R) -2-(1-hydroxyethyl)pyridine ndi mankhwala.

 

Ubwino:

(R) -2-(1-hydroxyethyl)pyridine ndi madzi achikasu opepuka opanda mtundu. Lili ndi zokometsera fungo ndi zamchere katundu. Mankhwalawa amasungunuka m'madzi, ma alcohols, ndi zosungunulira za ether.

 

Gwiritsani ntchito:

(R) -2- (1-hydroxyethyl) pyridine ndi yofunika wapakatikati mu kaphatikizidwe organic, amene amagwiritsidwa ntchito monga chothandizira, ligand kapena kuchepetsa wothandizila mu organic synthesis zimachitikira.

 

Njira:

Njira yokonzekera (R) -2- (1-hydroxyethyl) pyridine nthawi zambiri imatheka ndi kaphatikizidwe ka mankhwala. Njira imodzi yomwe imagwiritsidwa ntchito kwambiri ndikuwonjezera gulu la hydroxyethyl ku molekyulu ya pyridine kuti stereoconfiguration ikhale kudzanja lamanja ndi chothandizira ndi mikhalidwe yoyenera. Njira yeniyeni ya kaphatikizidwe imatha kukonzedwa bwino ndikusintha malinga ndi zosowa zenizeni.

 

Zambiri Zachitetezo:

Mbiri yachitetezo cha (R) -2-(1-hydroxyethyl) pyridine ndiyokwera, koma kusamala kwanu mukamagwira ntchito kuyenera kuwonedwabe. Mukakhudza khungu ndi maso, muzimutsuka nthawi yomweyo ndi madzi ambiri. Pewani kutulutsa mpweya wake kapena nthunzi ndikusankha malo oyenera mpweya wabwino. Mukamagwiritsa ntchito, pewani kukhudzana ndi oxidizing amphamvu komanso zinthu zoyaka moto kuti mupewe ngozi. Zochita zachitetezo chapadera ziyenera kutsatira malangizo okhudzana ndi chitetezo kapena malangizo aukadaulo amankhwala.


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