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ibicuruzwa

2-Ethyl-4-Hydroxy-5-Methyl-3 (2H) -Furanone (CAS # 27538-09-6)

Umutungo wa Shimi:

Inzira ya molekulari C7H10O3
Misa 142.15
Ubucucike 1.137g / mLat 25 ° C (lit.)
Ingingo ya Boling 248-249 ° C (lit.)
Flash point 184 ° F.
Umubare wa JECFA 1449
pKa 9.58 ± 0.40 (Byahanuwe)
Imiterere y'Ububiko Ikirere cyimbere, Ubushyuhe bwicyumba
Ironderero n20 / D 1.512 (lit.)
Koresha Koresha nkibikoresho byingenzi byoguhuza essence nibintu byiza bihumura

Ibicuruzwa birambuye

Ibicuruzwa

WGK Ubudage 3
RTECS LU4250000

 

Intangiriro

Soya isosi ketone, izwi kandi nka 3-hydroxy-2-butyrone, ni ifumbire mvaruganda. Ibikurikira nintangiriro kumiterere, imikoreshereze, uburyo bwo gutegura namakuru yumutekano ya soya ketone:

 

Ibyiza: Soya isosi ketone ni amazi atagira ibara afite impumuro idasanzwe. Ku bushyuhe bwicyumba, irashonga mumashanyarazi kama nka alcool, ethers, na ketone, ariko ntigashonga mumazi.

 

Uburyo: Uburyo busanzwe bwo gutegura soya ya soya ketone ni muri synthesis. Uburyo bwihariye bwo gutegura burimo gushyushya no kwitwara kubikoresho bibisi bikwiye (nka vinyl acetone, acide anhydride na alcool, nibindi) byakozwe na catalizator kugirango ubone ibicuruzwa bya soya ya ketone. Uburyo burambuye bwo gutegura urashobora kubisanga mubuvanganzo bwihariye bwa shimi cyangwa ibitabo byerekana inganda.

Ibikoresho bikwiye birinda nka gants, ibirahure, n'ingabo zo mu maso bigomba kwambarwa mugihe cyo gukora cyangwa gukoraho. Niba ufite umugambi wo kuyikoresha, ugomba gukurikiza inama zubuvuzi bijyanye nubuyobozi bukora neza. Mubihe byose, uruganda rugomba kubikwa no gukemurwa neza kure yumuriro nubushyuhe bwinshi. Kubindi bisobanuro birambuye byumutekano: nyamuneka reba urupapuro rwumutekano rwimiti (MSDS) cyangwa ubaze inzobere.


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