isibhengezo_sekhasi

umkhiqizo

3 5-Dibromo-2-pyridylamine (CAS# 35486-42-1)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H4Br2N2
I-Molar Mass 251.91
Ukuminyana 2.147±0.06 g/cm3(Kubikezelwe)
I-Melting Point 104-105 °C (okhanyisiwe)
I-Boling Point 253.9±35.0 °C(Kubikezelwe)
I-Flash Point 107.3°C
I-Vapor Presure 0.0178mmHg ku-25°C
Ukubukeka Impushana ephuzi
I-BRN 119390
pKa 1.89±0.49(Okubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, emkhathini ongangeni, izinga lokushisa legumbi
I-MDL I-MFCD00038041

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.
I-S37/39 – Gqoka amagilavu ​​afanelekile kanye nokuvikela iso/ubuso
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-WGK Germany 3
Ikhodi ye-HS 29333990
I-Hazard Class I-IRRITANT

 

Isingeniso

I-2-Amino-3,5-dibromopyridine iyinhlanganisela ye-organic ene-chemical formula C5H3Br2N. Iqinile njengekristalu emhlophe, encibilika kwezinye izinyibilikisi zemvelo njengama-ethers notshwala.

 

Le nhlanganisela ivame ukusetshenziswa njengendawo ephakathi ku-organic synthesis. Ingasetshenziselwa ukulungisa okuphuma ezinhlobonhlobo ze-pyridine nezinye izinhlanganisela eziphilayo. Inezinye izinhlelo zokusebenza emkhakheni wezokwelapha, njengokuhlanganiswa kwezinye izidakamizwa ezilwa nesimila kanye ne-anti-viral.

 

Kunezindlela eziningana zokulungisa i-2-Amino-3,5-dibromopyridine. Indlela eyodwa evamile ukusabela ku-3,5-dibromopyridine ne-ammonia ngaphansi kwezimo eziyisisekelo.

 

Mayelana nolwazi lokuphepha, i-2-Amino-3,5-dibromopyridine iyinhlanganisela yemvelo enezinga elithile lengozi. Kungase kucasule isikhumba, amehlo kanye nendlela yokuphefumula, ngakho-ke izinyathelo zokuzivikela kufanele zithathwe ngesikhathi sokusebenza, njengokugqoka izibuko zokuzivikela, amagilavu ​​kanye nama-respirators. Ngaphezu kwalokho, inhlanganisela kufanele isingathwe endaweni yaselabhorethri enomoya omuhle futhi iphathwe kahle futhi igcinwe. Ukuze uthole ukwaziswa okwengeziwe mayelana nokuphepha, sicela ubheke ephepheni elifanele ledatha yezokuphepha.


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