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2-5-Dimethyl-3(2H)Furanone (CAS#14400-67-0)

Isakhiwo Samakhemikhali:

I-Molecular Formula C6H8O2
I-Molar Mass 112.13
Ukuminyana 1.06
I-Boling Point 259-261°C
I-Flash Point 259-261°C
Inombolo ye-JECFA 2230
I-Vapor Presure 1.55mmHg ku-25°C
Ukubukeka uketshezi olucacile
Umbala Ayinambala ukuya kokuphuzi ngokukhanyayo
Iphunga iphunga lekhofi eligazingiwe
Isimo Sesitoreji 2-8°C
I-Refractive Index 1.4770 ukuze 1.4810

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi I-Xn - Iyingozi
Amakhodi Engozi 22 – Kuyingozi uma kugwinywe
Incazelo Yokuphepha 24/25 - Gwema ukuthintana nesikhumba namehlo.
Ama-ID e-UN UN3271
I-TSCA Yebo
Ikhodi ye-HS 29321900
I-Hazard Class 3
Iqembu Lokupakisha III

 

Isingeniso

I-2,5-Dimethyl-3 (2H) i-furanone.

 

Ikhwalithi:

I-2,5-Dimethyl-3(2H) furanone iwuketshezi olungenambala olunephunga elikhethekile. Kuyi-solvent eguquguqukayo encibilika kuzincibilikisi eziningi eziphilayo njenge-ethers, ama-ketone, nama-hydrocarbon.

 

Sebenzisa:

I-2,5-Dimethyl-3 (2H) i-furanone isetshenziswa kabanzi ekuhlanganiseni kwamakhemikhali nasezindaweni zezimboni. Ibuye isetshenziswe njenge-solvent futhi izacile kumapende, ama-coatings, izinto zokuhlanza, nezinto zokunamathisela, phakathi kokunye.

 

Indlela:

I-2,5-Dimethyl-3 (2H) i-furanone ingalungiswa nge-alkylation ye-p-methylphenol. I-Methylphenol isabela nge-isopropyl acetate ukukhiqiza i-2,5-dimethyl-3 (2H) furanone. Le ndlela yokuhlanganisa yenziwa nge-aluminium chloride noma amanye ama-acidic catalysts.

 

Ulwazi Lokuphepha:

I-2,5-Dimethyl-3(2H) i-furanone iyinhlanganisela yemvelo eguquguqukayo enobuthi obuthile. Ukuhogela umoya nokuxhumana nesikhumba, amehlo, njll., kufanele kugwenywe. Izimpahla zokuzivikela ezifanele njengamagilavu ​​okuzivikela, izibuko zokuphepha, nezihlangu zobuso kufanele zigqokwe lapho zisetshenziswa. Sebenza endaweni engenawo umoya futhi ugweme ukuchayeka emalangabi avulekile namazinga okushisa aphezulu. Uma uthintana, hlambulula ngokushesha ngamanzi amaningi futhi ufune usizo lwezokwelapha. Lapho usebenzisa futhi ulondoloza, sicela ulandele izinqubo ezifanele zokusebenza zokuphepha.


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