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umkhiqizo

2 6-Dinitrobenzaldehyde (CAS# 606-31-5)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H4N2O5
I-Molar Mass 196.12
Ukuminyana 1.571g/cm3
I-Melting Point 120-122 °C (okhanyisiwe)
I-Boling Point 363.2°C ku-760 mmHg
I-Flash Point 192.1°C
I-Vapor Presure 1.83E-05mmHg ku-25°C
I-BRN 2113951
Isimo Sesitoreji 2-8°C
I-Refractive Index 1.66

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-WGK Germany 3
I-RTECS CU5957500
AMAKHODI E-FLUKA BRAND F 9

 

Isingeniso

I-2,6-dinitrobenzaldehyde iyinhlanganisela ye-organic ene-chemical formula C7H4N2O4. Okulandelayo yincazelo yemvelo yayo, ukusetshenziswa, ukwakhiwa kanye nolwazi lokuphepha:

 

Imvelo:

-Ukubukeka: 2,6-dinitrobenzaldehyde njengamakristalu aphuzi.

-I-Solubility: Icishe ingancibiliki emanzini, kodwa incibilika kuzincibilikisi eziningi eziphilayo njenge-ethanol, i-dichloromethane, njll.

-Indawo yokuncibilika: Indawo yayo yokuncibilika iphakathi kuka-145-147 degrees Celsius.

-Iphunga: Inephunga elimnandi elinamandla.

 

Sebenzisa:

-I-Chemical reagent: I-2,6-dinitrobenzaldehyde ivame ukusetshenziswa njenge-reagent yamakhemikhali ukulungisa ezinye izinhlanganisela.

-I-Synthesis Intermediate: Iphinde ibe maphakathi kokunye ukwakheka kwezinto eziphilayo. Isibonelo, ingasetshenziswa ekulungiseni odayi, izibulala-zinambuzane, imithi, nokunye okunjalo.

 

Indlela Yokulungiselela:

-Indlela yokulungiselela ye-2,6-dinitrobenzaldehyde ngokuvamile ifinyelelwa ngokusabela kwe-nitrobenzaldehyde. Okokuqala, i-benzaldehyde kanye ne-concentrated nitric acid reaction, bese emva kwezimo ezifanele ze-acidic yokwelashwa, ungathola i-2,6-dinitrobenzaldehyde.

 

Ulwazi Lokuphepha:

I-2,6-dinitrobenzaldehyde iwubuthi futhi kufanele iphathwe ngokucophelela. Gwema ukuthintana ngqo nesikhumba, amehlo kanye nomgudu wokuphefumula.

-Gqoka izinto zokuzivikela ezifanele njengamagilavu, izibuko, namajazi elebhu lapho usebenzisa noma uphatha le nhlanganisela ukuze uvimbele ukuthintana nokuhogela.

-Imfucuza kufanele ilahlwe ngokulandela izindlela ezinqunyiwe ukugwema ukungcoliswa kwemvelo.

 

Sicela uqaphele ukuthi lesi yisingeniso esijwayelekile kuphela se-2,6-dinitrobenzaldehyde. Imisebenzi yokuhlola eqondile kanye nezinyathelo zokuphepha kufanele zihlolwe futhi zilandelwe ngokuvumelana nezimo ezithile. Ngaso sonke isikhathi landela ilabhorethri kanye nemithetho yokuphatha ephephile kanye nemiyalelo lapho usebenzisa amakhemikhali.


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