4-Methylpropiophenone (CAS # 5337-93-9)
| Kev nyab xeeb piav qhia | 24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. |
| WGK Germany | 3 |
| HS Code | 291439 0 |
Taw qhia
4-Methylphenylacetone, tseem hu ua 4-methylphenylacetone, yog cov organic compound.
Nov yog qee qhov tseem ceeb ntawm 4-methylpropionone:
1. Cov tsos: tsis muaj xim tsis muaj kua lossis dawb siv lead ua.
2. Ceev: 0.993g / mLat 25 ° C (lit.)
5. Solubility: Soluble nyob rau hauv cov organic solvents xws li ethanol, ether thiab benzene.
6. Kev ruaj ntseg cia: Nws yuav tsum tau khaws cia kom deb ntawm qhov qhib nplaim taws thiab oxidants, thiab khaws cia rau hauv qhov chaw qhuav, txias thiab qhov cua.
4-Methylpropiophenone muaj qee qhov kev siv hauv qee qhov chaw, suav nrog:
2. Kev tshawb fawb siv: Hauv cov organic synthesis, nws tuaj yeem siv los ua ib qho precursor ntawm ketones lossis cawv rau cov synthesis ntawm lwm cov organic compounds.
Cov txheej txheem dav dav rau kev npaj ntawm 4-methylpropiophenone suav nrog:
1. Marthet cov tshuaj tiv thaiv: Styrene thiab carbon dioxide yog reacted nyob rau hauv lub nruam nplhaib cheb reactor kom tau 4-methylacetophenone, thiab ces 4-methylacetophenone yog npaj los ntawm oxidation thiab txo.
2. Vilsmeier-Haack cov tshuaj tiv thaiv: Phenylethanol yog reacted nrog nitric acid thiab phosphine nyob rau hauv cov tshuaj tiv thaiv tej yam kev mob ntawm alkylation ntawm alkylloids kom tau 4-methylphenylacetone.
1. Tsis txhob kov cov tawv nqaij, qhov muag thiab cov mucous daim nyias nyias.
3. Tsis txhob nqus cov vapors lossis pos huab, thiab hnav hnab looj tes tiv thaiv, tsom iav, thiab khaub ncaws tiv thaiv thaum siv.
5. Thaum khaws cia thiab tuav, tsis txhob sib cuag nrog cov khoom siv hluav taws xob thiab khaws cia rau hauv ib lub thawv airtight, kom deb ntawm qhov chaw kub thiab qhib nplaim taws.
