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umkhiqizo

2-fluoro-4-methylpyridine (CAS# 461-87-0)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C6H6FN
I-Molar Mass 111.12
Ukuminyana 1.078 g/mL ku-25 °C (lit.)
I-Boling Point 160-161 °C (okhanyisiwe)
I-Flash Point >230°F
Ukubukeka Uketshezi
I-Gravity ethize 1.078
Umbala Ayinambala ukuya kokuphuzi ngokuphaphathekile
I-BRN 107086
pKa 0.24±0.10(Okubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, evalwe endaweni eyomile, Emazingeni Okushisa Egumbi
I-Refractive Index n20/D 1.472(lit.)
Izakhiwo Zomzimba Nezamakhemikhali Uketshezi olukhanyayo olungenambala

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Amakhodi Engozi 36/37/38 - Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
Ama-ID e-UN 1993
I-WGK Germany 3
Ikhodi ye-HS 29333990
Inothi Lengozi Iyacasula
I-Hazard Class 3
Iqembu Lokupakisha III

 

Isingeniso

I-2-fluoro-4-methylpyriridine iyinhlanganisela ye-organic enefomula yamakhemikhali i-C6H6FN. Iwuketshezi olungenambala olunephunga elifana nele-pyridine.

 

I-2-fluoro-4-methylpyridine isetshenziswa kakhulu ku-organic synthesis. Isetshenziswa njengengxenye yemithi futhi ingasetshenziswa ekuhlanganiseni ezinye izidakamizwa ezilwa nomdlavuza nezibulala-zinambuzane. Ngaphezu kwalokho, ingasetshenziswa futhi njenge-organic photoelectric material kanye ne-catalyst intermediate.

 

Kunezindlela ezimbili eziyinhloko zokulungiselela i-2-fluoro-4-methylpyridine. Enye ukusabela kwe-benzoic acid ne-sulfuric acid ukunikeza i-pyridine-4-one, kulandelwa ukusabela nge-hydrofluoric acid ukunikeza i-2-fluoro-4-methylpyridine. Enye itholakala ngokushisisa i-2-fluoropyridine ne-acetic anhydride ku-acetic acid.

 

Uma usebenzisa i-2-fluoro-4-methylpyridine, udinga ukunaka ukuphepha kwayo. Iwuketshezi oluvuthayo futhi kufanele igcinwe endaweni epholile, engenamoya, kude nemithombo yomlilo kanye nama-oxidants. Ukuthinta isikhumba namehlo kungase kubangele ukucasuka nokusha, ngakho gqoka amagilavu ​​okuzivikela kanye nezibuko ngesikhathi usebenza. Uma uhogele ngephutha noma udliwe, kufanele ufune usizo lwezempilo.


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