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4-Methylacetophenone (CAS# 122-00-9)

Chemical Property:

Molecular Formula C9H10O
Molar Misa 134.18
Kuchulukana 1.004 g/mL pa 20 °C1.005 g/mL pa 25 °C (yatsa.)
Melting Point 22-24 °C (kuyatsa)
Boling Point 226 °C (kuyatsa)
Pophulikira 198°F
Nambala ya JECFA 807
Kusungunuka kwamadzi 0.37 g/L (15 ºC)
Kusungunuka 2.07g/l
Kuthamanga kwa Vapor 0.52 hPa (25 °C)
Maonekedwe Madzi
Mtundu Zowoneka bwino zopanda mtundu mpaka zachikasu
Mtengo wa BRN 606053
Mkhalidwe Wosungira Sungani pansi +30 ° C.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Methylacetophenone ndi organic pawiri. Zotsatirazi ndizofotokozera za chikhalidwe chake, kugwiritsa ntchito, kukonzekera ndi chitetezo:

Ubwino:
Methylacetophenone ndi madzi opanda mtundu okhala ndi fungo lonunkhira. Sisungunuka m'madzi koma imatha kusungunuka mu zosungunulira monga ethanol ndi ether solvents.

Gwiritsani ntchito:
Methylacetophenone nthawi zambiri amagwiritsidwa ntchito ngati gawo lapakati pakupanga organic. Itha kugwiritsidwanso ntchito ngati chowonjezera ku zosungunulira, utoto, ndi zonunkhira.

Njira:
Njira yokonzekera ya methylacetophenone imapezeka makamaka ndi ketation reaction. Njira yodziwika bwino yophatikizira ndikuchita acetophenone ndi methylation reagent monga methyl iodide kapena methyl bromide pansi pamikhalidwe yamchere. Pambuyo pazimenezi, chandamalecho chikhoza kupezedwa ndi distillation.

Zambiri Zachitetezo:
- Methylacetophenone imakhala yosasunthika ndipo iyenera kugwiritsidwa ntchito ndi mpweya wabwino.
- Pewani kukhudzana ndi ma oxidizing amphamvu kapena ma asidi amphamvu kuti mupewe zoopsa.
- Methoacetophenone imakwiyitsa ndipo iyenera kupewedwa kuti isakhudze khungu ndi maso, komanso zida zoyenera zodzitetezera monga magolovesi ndi magalasi ziyenera kuvala.
- Mukakoka mpweya kapena kumeza, pitani kuchipatala mwachangu.
- Posunga ndikugwira methylacetophenone, tsatirani malamulo amdera lanu ndikusamala zoyenera.


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