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umkhiqizo

5-Bromo-2-ethoxypyridine (CAS# 55849-30-4)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H8BrNO
I-Molar Mass 202.05
Ukuminyana 1.449±0.06 g/cm3(Kubikezelwe)
I-Melting Point 32-36 °C (okhanyisiwe)
I-Boling Point 107°C/33mmHg(lit.)
I-Flash Point 218°F
I-Vapor Presure 0.207mmHg ku-25°C
Ukubukeka Okuqinile
Umbala Okumhlophe kuya kokuphuzi okuphaphathekile
pKa 1.68±0.22(Okubikezelwe)
Isimo Sesitoreji Umkhathi ongenayo, izinga lokushisa legumbi
I-Refractive Index 1.534
I-MDL I-MFCD00234311
Izakhiwo Zomzimba Nezamakhemikhali Iphuzu lokuncibilika lingu-32-36°C
iphoyinti elikhanyayo 218 °F

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi I-R22 – Iyingozi uma igwinywe
R37/38 – Ukucasula uhlelo lokuphefumula kanye nesikhumba.
R41 – Ingozi yokulimala okubi emehlweni
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36/39 -
I-WGK Germany 3
Ikhodi ye-HS 29333990
Inothi Lengozi Kuyingozi
I-Hazard Class I-IRRITANT

 

Isingeniso

5-Bromo-2-ethoxypyridine. Izici zayo eziyinhloko zimi kanje:

Ukubukeka: I-5-bromo-2-ethoxypyridine iyikristale eqinile emhlophe.

Ukunyibilika: kuncibilika kuzincibilikisi eziphilayo, njenge-ethanol, i-ether, njll., engancibiliki emanzini.

Ingasetshenziswa njenge-reagent brominating yokusabela kwe-oxidation, ukusabela kwe-halogenation, nokusabela kwe-condensation, phakathi kokunye.

 

Izindlela eziyinhloko zokulungiselela i-5-bromo-2-ethoxypyridine zimi kanje:

Ukusabela kwe-5-bromo-2-pyridine utshwala nge-ethanol: i-5-bromo-2-pyridinol isabela nge-ethanol ngaphansi kwe-catalysis ye-asidi ukukhiqiza i-5-bromo-2-ethoxypyridine.

Ukusabela kwe-5-bromo-2-pyridine nge-ethanol: i-5-bromo-2-pyridine isabela nge-ethanol ngaphansi kwe-alkali catalysis ukukhiqiza i-5-bromo-2-ethoxypyridine.

 

I-5-Bromo-2-ethoxypyridine iyinhlanganisela yemvelo enobuthi obuthile, futhi kufanele isetshenziswe ngamagilavu ​​okuzivikela kanye nezibuko.

Gwema ukuhogela, ukuhlafuna, noma ukugwinya inhlanganisela futhi ugweme ukuthintana nesikhumba.

Lapho ugcina, kufanele ivalwe futhi igcinwe kude nomlilo nama-oxidants.

Ukulahla imfucuza: Yilahle ngokwemithetho yendawo futhi ugweme ukuyilahla ngokuthanda kwakho.

 


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