4'-Ethylpropiophenone (CAS # 27465-51-6)

Taw qhia

4-Ethylpropiophenone yog cov organic compound nrog cov tshuaj formula C11H14O. Cov hauv qab no yog cov lus qhia txog nws qhov xwm txheej, kev siv, kev npaj thiab kev nyab xeeb cov ntaub ntawv:

Xwm:

-Cov tsos mob: 4-Ethylpropiophenone yog cov kua tsis muaj xim rau daj ntseg daj.

-Odor: muaj ntxhiab tsw tshwj xeeb.

- Qhov ceev: txog 0.961g / cm³.

- Boiling point: Txog 248 ° C.

-Solubility: Soluble nyob rau hauv ethanol, ether thiab Ester kuab tshuaj, insoluble nyob rau hauv dej.

Siv:

-Industrial siv: 4-Ethylpropiophenone yog siv los ua ib qho nruab nrab ntawm cov tshuaj synthesis hauv qee qhov chaw lag luam.

-Chemical synthesis: Nws tuaj yeem siv los ua cov khoom sib txuas, xws li tshuaj, tshuaj tua kab thiab tshuaj tsw qab.

-Cov tshuaj pleev ib ce thiab cov tshuaj tsw qab: Vim nws cov khoom muaj ntxhiab, 4-Ethylpropiophenone tuaj yeem siv los ua cov khoom siv hauv tshuaj pleev ib ce thiab tshuaj tsw qab.

Txoj kev:

Txoj kev npaj ntawm 4-Ethylpropiophenone tuaj yeem ua tiav los ntawm cov kauj ruam hauv qab no:

1. Sib tov acetophenone thiab ethyl acetate nyob rau hauv ib qho kev faib ua feem.

2. Condensation yog nqa tawm los ntawm acid-catalyzed cov tshuaj tiv thaiv nyob rau hauv qhov tsim nyog kub thiab tshuaj tiv thaiv tej yam kev mob.

3. Los ntawm cua sov thiab distillation, lub hom phiaj compound 4-Ethylpropiophenone yog muab rho tawm los ntawm cov tshuaj tiv thaiv sib tov.

Thov nco ntsoov tias koj yuav tsum tau xyuam xim rau kev ua haujlwm nyab xeeb thaum lub sijhawm npaj, zam kev sib cuag nrog cov tawv nqaij thiab nqus cov pa tawm, thiab siv cov cuab yeej tiv thaiv tsim nyog thiab qhov cua.

Cov ntaub ntawv kev nyab xeeb:

4-Ethylpropiophenone yog ib qho tshuaj lom neeg, yuav tsum tau xyuam xim rau cov teeb meem kev nyab xeeb hauv qab no:

-Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. Hnav cov hnab looj tes tiv thaiv, tsom iav thiab cov khaub ncaws tiv thaiv thaum ua haujlwm.

-Tsis txhob nqus cov volatiles. Thaum lub sijhawm ua haujlwm, qhov cua zoo yuav tsum tau ua kom ntseeg tau.

- Khaws rau hauv qhov chaw qhuav, qhov cua, kom deb ntawm hluav taws kub thiab kub.

-Thaum siv qhov sib xyaw ua ke, nws yuav tsum tau ua raws li cov lus qhia ua haujlwm thiab cov cai tswj kev nyab xeeb.