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umkhiqizo

2-Cyano-3-fluoropyridine (CAS# 97509-75-6)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C6H3FN2
I-Molar Mass 122.1
Ukuminyana 1.24±0.1 g/cm3(Kubikezelwe)
I-Melting Point 27-30°C
I-Boling Point 120-125 °C(Cindezela: 17 Torr)
I-Flash Point 104°C
Ukuncibilika I-Chloroform (Ngokuncane), i-DMSO (Kancane)
Ukubukeka Okuqinile
Umbala Ukuncibilika Okuphansi Okumhlophe kuya Kokumhlophe
pKa -2.74±0.10(Kubikezelwe)
Isimo Sesitoreji Umkhathi ongenayo, izinga lokushisa legumbi
Izakhiwo Zomzimba Nezamakhemikhali

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R20/21/22 – Kuyingozi ngokuhogela umoya, ukuthintana nesikhumba futhi uma ukugwinyile.
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R41 – Ingozi yokulimala okubi emehlweni
R37/38 – Ukucasula uhlelo lokuphefumula kanye nesikhumba.
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
S23 – Ungawuphefumuli umhwamuko.
Ama-ID e-UN 3276
I-WGK Germany 3
Ikhodi ye-HS 29333990
Inothi Lengozi Ubuthi
I-Hazard Class 6.1
Iqembu Lokupakisha III

 

Isingeniso

I-2-cyano-3-fluoropyridine iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-2-cyano-3-fluoropyridine:

 

Ikhwalithi:

- Ukubukeka: Amakristalu amhlophe kuya kokuphuzi noma impushana ecwebezelayo.

- Incibilika kuma-solvents amaningi e-organic ekamelweni lokushisa.

 

Sebenzisa:

- I-2-Cyano-3-fluoropyridine ivame ukusetshenziswa njengendawo ephakathi ku-organic synthesis. Ingabamba iqhaza ekuphenduleni okuhlukahlukene kwe-organic, njengokushintsha, ukufingqa, nokuhamba ngamabhayisikili, ukukhiqiza izinhlanganisela eziphilayo ezinezakhiwo ezahlukene.

 

Indlela:

- I-2-Cyano-3-fluoropyridine ngokuvamile ilungiswa nge-chemical synthesis. Indlela evamile iwukusabela i-2-cyano-3-chloropyridine ne-silver fluoride (AgF) ukukhiqiza i-2-cyano-3-fluoropyridine.

 

Ulwazi Lokuphepha:

- I-2-Cyano-3-fluoropyridine iyacasula isikhumba namehlo, futhi kufanele ihlanzwe ngamanzi amaningi ngokushesha ngemva kokuthintana.

- Ukuhogela uthuli noma izixazululo kufanele kugwenywe ngesikhathi sokusetshenziswa nokuphatha. Kufanele isetshenziswe endaweni enomoya omuhle futhi igqoke izinto zokuzivikela ezifanele njengamagilavu ​​nezibuko.

- Gcina kude nomlilo nama-oxidants.

I-2-Cyano-3-fluoropyridine kufanele isetshenziswe futhi ilahlwe ngokuhambisana nezinqubo zokuphepha ezifanele. Uma kwenzeka kuba nezingozi, izinyathelo eziphuthumayo kufanele zithathwe ngokushesha futhi kufanele kuboniswane nochwepheshe.


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