isibhengezo_sekhasi

umkhiqizo

3-Bromo-2-fluoropyridine (CAS# 36178-05-9)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H3BrFN
I-Molar Mass 175.99
Ukuminyana 1.729
I-Boling Point 76°C
I-Flash Point 54℃
I-Vapor Presure 2.55mmHg ku-25°C
Ukubukeka uketshezi olucacile
Umbala Ayinambala ukuya kokuphuzi ngokukhanyayo
pKa -2.79±0.10(Kubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, evalwe endaweni eyomile, Emazingeni Okushisa Egumbi
I-Refractive Index 1.5370-1.5410
I-MDL I-MFCD04112496

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.
S39 – Gqoka ukuvikela iso / ubuso.
Ama-ID e-UN 2810
Ikhodi ye-HS 29333990
I-Hazard Class 6.1
Iqembu Lokupakisha

 

Isingeniso

I-3-Bromo-2-fluoropyridine iyinhlanganisela ye-organic enefomula yamakhemikhali ethi C5H3BrFN. Okulandelayo yincazelo yezakhiwo, ukusetshenziswa, ukulungiswa kanye nolwazi lokuphepha lwale nhlanganisela:

 

Imvelo:

-Ukubukeka: I-3-Bromo-2-fluoropyridine iwuketshezi olungenambala ukuya kokuphuzi okuphaphathekile.

-Indawo yokuncibilika:-11°C

-Indawo yokubilisa: 148-150°C

-Ukuminyana: 1.68g/cm³

-Ukunyibilika: Kuncibilika kuzincibilikisi zemvelo ezifana notshwala, ama-ether nama-ketone, kodwa kunzima ukukuncibilika emanzini.

 

Sebenzisa:

- I-3-Bromo-2-fluoropyridine iyinhlanganisela ebalulekile ephakathi engasetshenziswa ekuphenduleni kwe-organic synthesis.

-Ivame ukusetshenziswa njengento eluhlaza emkhakheni wokuhlanganiswa kwezidakamizwa, ukuhlanganiswa kwezibulala-zinambuzane kanye nokuhlanganiswa kodayi.

 

Indlela Yokulungiselela:

Indlela yokulungiselela ye-3-Bromo-2-fluoropyridine itholakala ngokuyinhloko ngokuhlanganiswa kwamakhemikhali.

-Indlela yokulungiselela esetshenziswa kakhulu ukuhlanganisa i-3-Bromo-2-fluoropyridine ngokusabela i-2-fluoropyridine ne-bromine ku-solvent ephilayo.

 

Ulwazi Lokuphepha:

- I-3-Bromo-2-fluoropyridine iyinhlanganisela yezinto eziphilayo ezicasula isikhumba namehlo. Izinto zokuzivikela ezinjengamagilavu ​​zelabhu nezibuko kufanele zigqokwe ngesikhathi sokusebenza.

-Ingase ibole emazingeni okushisa aphezulu futhi ikhiqize amagesi anobuthi. Ngakho-ke, ekusetshenzisweni kwenqubo kufanele uqaphele ukugwema ukushisa okuphezulu nomlilo ovulekile.

-Ngesikhathi sokugcina nokuthuthwa, i-compound kufanele igcinwe endaweni yokushisa ephansi, yomile, futhi kude nomlilo kanye nama-oxidizing agents.


  • Okwedlule:
  • Olandelayo:

  • Bhala umyalezo wakho lapha futhi usithumelele wona