isibhengezo_sekhasi

umkhiqizo

2-(4-Methyl-5-thiazolyl)ethybutyrate (CAS#94159-31-6)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C10H15NO2S
I-Molar Mass 213.3
Ukuminyana 1.118±0.06 g/cm3(Kubikezelwe)
I-Boling Point 136°C/4mmHg(lit.)
I-Flash Point 139.5°C
Inombolo ye-JECFA 1753
I-Vapor Presure 0.000743mmHg ku-25°C
pKa 3.18±0.10(Okubikezelwe)
Isimo Sesitoreji Kuvalwe endaweni eyomile, Ngezinga lokushisa Legumbi
I-Refractive Index 1.4980 ukuze 1.5020

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

 

Isingeniso

I-2-(4-methylthiazol-5-yl) i-ethyl butyrate, ifomula yamakhemikhali i-C11H15NO2S, iyinhlanganisela yezinto eziphilayo. Iwuketshezi oluphuzi olungenambala noma oluphaphathekile olunephunga elikhethekile.

 

Le nhlanganisela ivame ukusetshenziswa njengesengezo sokudla nesinambitheka, inezindawo ezinephunga elimnandi, futhi ivamise ukusetshenziswa emikhiqizweni yokudla neyokunakekelwa komuntu siqu efana nezinongo, ama-essence nezinsini zokuhlafuna ukuze kuthuthukiswe ukunambitheka noma iphunga layo.

 

Ngokuvamile ihlanganiswa nge-esterification. Okokuqala, i-2-mercaptoethanol isabela nge-4-methyl-5-thiazolylaldehyde ukukhiqiza i-4-methyl-5-thiazolylethanol. I-4-methyl-5-thiazolylethanol ewumphumela bese isabela nge-butyric anhydride ukuze yakhe umkhiqizo wokugcina 2-(4-methylthiazol-5-yl) ethyl butyrate.

 

Uma usebenzisa le nhlanganisela, udinga ukunaka ukuphepha kwayo. Kungase kube nomthelela ocasulayo emehlweni nasesikhumbeni, futhi kubantu abasebenzisa isikhathi esithile kanye nabantu abazwelayo, kungase kubangele ukungezwani komzimba. Ngakho-ke, ekusetshenzisweni noma ekusebenzeni, kufanele kugqoke izinyathelo zokuzivikela ezifanele, ezifana namagilavu ​​okugqoka, izibuko, njll.

 

Ngaphezu kwalokho, kuyadingeka ukugwema ukuthintana nama-oxidants nemithombo yomlilo lapho ugcina lesi sakhi, nokugcina indawo enomoya omuhle. Uma kwenzeka ukuvuza noma ingozi, izindlela zokuhlanza ezifanele kufanele zithathwe ngokushesha ukuze kugwenywe imiphumela emibi emvelweni nasemzimbeni womuntu.

 

Ngokuvamile, i-2-(4-methylthiazol-5-yl) i-ethyl butyrate iyisithako esisetshenziswa kakhulu sokudla nezinongo, kodwa kuyadingeka ukunaka ukuphepha nokuthatha izinyathelo zokuzivikela ezifanele lapho uyisebenzisa.


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