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2-Methyl-3,4-Pentadienoic Acid Ethyl Ester(CAS#60523-21-9)

Chemical Property:

Molecular Formula C8H12O2
Molar Misa 140.18
Density 0.886±0.06 g/cm3(Zvakafanotaurwa)
Boling Point 172.6±10.0 °C(Zvakafanotaurwa)
Nhamba yeJECFA 353
Zvenyama uye Chemical Properties Poindi yekubikira 160 ℃ kana 88~90 ℃(7333Pa). Iine fruity, ine michero, mapeya uye maapuro.

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Nhanganyaya

Ethyl 2-methyl-3,4-pentadienoic acid is an organic compound, inowanzopfupikiswa seMEHQ. Iyi inotevera sumo kune chimiro, kushandiswa, nzira yekugadzira uye ruzivo rwekuchengetedza MEHQ:

 

Hunhu:

- Chitarisiko: MEHQ imvura isina ruvara kune yero yero.

- Solubility: MEHQ inonyungudika mune mamwe organic solvents senge ethers, madoro uye ketone, uye isinganyungudika mumvura.

 

Shandisa:

- Antioxidants: MEHQ inoshandiswa zvakanyanya se antioxidant mune rabha uye zvigadzirwa zvepurasitiki kuti iwedzere hupenyu hwayo pasi pekushisa kwakanyanya uye UV radiation mamiriro.

- Chiedza chekusimbisa: MEHQ inoshandiswawo mune zvezuva uye zvigadzirwa zvezuva nekuda kweiyo UV-inodzivirira zvivakwa.

 

Nzira:

Nzira yakajairika yekugadzirira MEHQ ndeye esterification ye 2-methyl-3,4-pentadienic acid (Mesaconic acid) ine ethanol, kazhinji pasi pemamiriro ane acidic.

 

Zvekuchengetedza

MEHQ chinhu chine muchetura chinogona kuva njodzi pahutano kana chakafumurwa nekufemerwa. Heano mamwe maitiro ekuchengetedza:

- Pfeka midziyo yekudzivirira yakakodzera, senge yekudzivirira yemaziso uye magurovhosi, paunenge uchishandiswa.

-Shandisa munzvimbo ine mhepo inofefetera zvakanaka uye dzivisa kufemesa mhute dzayo.

- Chengetedza mumudziyo usina mhepo, kure nemoto uye kupisa kwakanyanya.

 


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