isibhengezo_sekhasi

umkhiqizo

2-AMINO-5-BROMO-3-METHYLPYRIDINE(CAS# 3430-21-5)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C6H7BrN2
I-Molar Mass 187.04
Ukuminyana 1.5672 (isilinganiso esinzima)
I-Melting Point 88-95°C(lit.)
I-Boling Point 250.0±35.0 °C(Kubikezelwe)
I-Flash Point 105°C
Ukuncibilika I-Chloroform, iMethanol
I-Vapor Presure 0.0222mmHg ku-25°C
Ukubukeka Okuqinile okuphuzi
Umbala Okuphuzi
I-BRN 386426
pKa 4.96±0.49(Okubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, emkhathini ongangeni, izinga lokushisa legumbi
Kuyazwela I-Hygroscopic
I-Refractive Index 1.5500 (isilinganiso)
I-MDL I-MFCD00068232

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.
I-S36/37 – Gqoka izingubo zokuzivikela ezifanele namagilavu.
I-WGK Germany 3
Ikhodi ye-HS 29333999
I-Hazard Class I-IRRITANT

 

Isingeniso

I-2-Amino-5-bromo-3-methylpyridine iyinhlanganisela yemvelo enefomula yamakhemikhali ethi C7H8BrN. Okulandelayo yisingeniso sezakhiwo zayo, ukusetshenziswa kwayo, izindlela zokukhiqiza kanye nolwazi lokuphepha:

 

Ikhwalithi:

- Ibonakala njengekristali eqinile emhlophe

- Isisindo samangqamuzana esihlobene singama-202.05

- Incibilika kuma-alcohols nasezincibilikisini ze-ether, inyibilika kancane emanzini

- Kuyinhlanganisela enamakha equkethe i-nitrogen nama-athomu e-bromine

 

Sebenzisa:

 

Indlela:

- I-2-Amino-5-bromo-3-methylpyridine ingahlanganiswa ngokuqala ezintweni zokuqala ze-methylpyridine.

- Ukwethulwa kwama-athomu e-bromine ku-methylpyridine, engasabela nge-bromine lapho kukhona isisekelo, noma isabele kusetshenziswa i-N-bromopyridine.

- Khona-ke, iqembu le-amino lethulwa endaweni engu-2-amino, engafinyelelwa ngokusabela nge-ammonium sulfate ne-cyclohexanedione.

 

Ulwazi Lokuphepha:

I-2-Amino-5-bromo-3-methylpyridine idinga ukuphathwa futhi igcinwe ngokucophelela endaweni yaselabhorethri.

- Izinto ezisetshenziswayo zokuvikela ezifanele njengamagilavu ​​elebhu nezibuko kufanele zigqokwe ngesikhathi sokusetshenziswa.

- Kungase kubangele ukucasuka esikhumbeni, emehlweni, kanye nesistimu yokuphefumula, gwema ukuthintana ngqo.

- Gwema ukuhogela uthuli namagesi ayo futhi uqinisekise ukuthi indawo yokusebenza inomoya okahle.

- Sicela ulandele imihlahlandlela efanele yokuphepha kanye nezinqubo zokusebenza zokusetshenziswa nokuphatha.


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