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umkhiqizo

2-Amino-5-nitropyridine (CAS# 4214-76-0)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C5H5N3O2
I-Molar Mass 139.11
Ukuminyana 1.4551 (isilinganiso esinzima)
I-Melting Point 186-188 °C (okhanyisiwe)
I-Boling Point 255.04°C (isilinganiso esinzima)
I-Flash Point 224°(435°F)
Ukuncibilika 1.6g/l
I-Vapor Presure 4.15E-05mmHg ku-25°C
Ukubukeka Ikristalu elihle eliphuzi
Umbala Okuphuzi
I-BRN 120353
pKa 2.82±0.13(Okubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, emkhathini ongangeni, izinga lokushisa legumbi
Kuyazwela Ukukhanya Okuzwelayo
I-Refractive Index 1.5900 (isilinganiso)
I-MDL I-MFCD00006325
Izakhiwo Zomzimba Nezamakhemikhali Iphoyinti lokuncibilika 186-190°C

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
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-WGK Germany 3
I-TSCA Yebo
Ikhodi ye-HS 29333999
Inothi Lengozi Iyacasula

 

Isingeniso

I-2-Amino-5-nitropyridine iyinhlanganisela yezinto eziphilayo. Inamakristalu aphuzi noma izimpushana futhi iyancibilika kuzincibilikisi zemvelo nezixazululo ezine-asidi.

 

I-2-Amino-5-nitropyridine isetshenziswa kakhulu ekulungiseni i-mercury yasemayini kanye nama-blasting agents. Amaqembu e-amino ne-nitro eliwaqukethe ayenza iqhume kakhulu, futhi isetshenziswa njengendawo ephakathi lapho kulungiselelwa iziqhumane embonini yezempi neziqhumane.

 

Ilungiswa ngezindlela ezihlukahlukene, futhi indlela evamile yokulungiselela ihlanganiswa ukusabela kwe-nitrosylation, okungukuthi, i-2-aminopyridine ne-nitric acid isabela ukuze yenze i-2-amino-5-nitropyridine. Kuyadingeka ukulawula izimo zokusabela futhi unake ukusebenza okuphephile ngesikhathi sokulungiselela, ngoba i-2-amino-5-nitropyridine iyinto eqhumayo futhi iyingozi. Lapho ulungiselela, kuyadingeka ukulandela izinqubo ezifanele zokusebenza zokuphepha futhi wenze izinyathelo zokuvikela.

Ngesikhathi sokugcinwa nokusebenza, kufanele igcinwe yomile, igweme ukuthintana nama-oxidants, ama-asidi nezinto ezivuthayo, futhi igcinwe ezitsheni ezingashi nezingaqhumisi. Ngesikhathi sokuphatha nokuthutha, kuyadingeka ukuhambisana nemithetho efanele ukuze kuqinisekiswe ukusetshenziswa okuphephile.


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