isibhengezo_sekhasi

umkhiqizo

2-Methyl-5-Ethyl Pyrazine (CAS#13360-64-0)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H10N2
I-Molar Mass 122.17
Ukuminyana 0.977±0.06 g/cm3(Kubikezelwe)
I-Boling Point 170.8±35.0 °C(Kubikezelwe)
I-Flash Point 63°C
Inombolo ye-JECFA 770
I-Vapor Presure 1.92mmHg ku-25°C
Ukubukeka Uketshezi olusobala
pKa 1.94±0.10(Okubikezelwe)
Isimo Sesitoreji Kuvalwe endaweni eyomile, Ngezinga lokushisa Legumbi
I-Refractive Index 1.5
I-MDL I-MFCD09039261

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

 

Isingeniso

I-2-Ethyl-5-methylpyrazine iyinhlanganisela yezinto eziphilayo. Okulandelayo yisethulo sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha kwenhlanganisela:

 

Ikhwalithi:

I-2-Ethyl-5-methylpyrazine iyikristale emhlophe eqinile encibilika kuzincibilikisi eziphilayo ezivame ukusetshenziswa njenge-ethanol ne-ether.

 

Sebenzisa:

 

Indlela:

Ukulungiswa kwe-2-ethyl-5-methylpyrazine kuvame ukwenziwa ngezindlela zamakhemikhali. Indlela evame ukusetshenziswa yokuhlanganisa iwukusabela inani elifanele le-methyl acetone ne-ethylenediamine ngaphansi kwezimo ezifanele zokusabela ukuze kutholwe umkhiqizo okuhlosiwe.

 

Ulwazi Lokuphepha:

I-2-Ethyl-5-methylpyrazine inobuthi obuphansi kodwa isadinga ukulandelwa ukuze kuphathwe ngokuphephile. Lapho uthinta isikhumba namehlo, hlambulula ngamanzi ngokushesha. Ngesikhathi sokusebenza, zama ukugwema ukuhogela umhwamuko wawo, uma kukhona ukuhogela, sicela uhlale kude nendawo yomthombo uye emoyeni omusha ngesikhathi. Lapho ugcina, kubalulekile ukugwema ukuthintana nezinto ezifana nama-oxidants nama-acids aqinile ukugwema izimo eziyingozi. Sicela ufunde ishidi ledatha yezokuphepha kanye neziqondiso zokusebenza zenkomponi ngokuningiliziwe ngaphambi kokuqhubeka nanoma iyiphi inqubo.


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