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umkhiqizo

I-Ethyl palmitate(CAS#628-97-7)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C18H36O2
I-Molar Mass 284.48
Ukuminyana 0.857 g/mL ku-25 °C (okhanyisiwe)
I-Melting Point 24-26 °C (okhanyisiwe)
I-Boling Point 192-193 °C/10 mmHg (okhanyisiwe)
I-Flash Point >230°F
Inombolo ye-JECFA 39
Ukuncibilika kwamanzi I-IMMISCIBLE
Ukuncibilika Incibilika ku-ethanol nasemafutheni, ayincibiliki emanzini.
I-Vapor Presure 0.01Pa ku-25℃
Ukubukeka Ikristalu yenaliti engenambala
I-Gravity ethize 0.857
Umbala Ukuncibilika Okuphansi Okungabi Nambala kuya kokumhlophe
I-BRN 1782663
Isimo Sesitoreji 2-8°C
I-Refractive Index n20/D 1.440(lit.)
I-MDL I-MFCD00008996
Izakhiwo Zomzimba Nezamakhemikhali Amakristalu afana nenaliti angenambala. I-wax epholile, iphunga leBerry ne-cream. Iphoyinti lokubilisa 303 ℃, noma 192~193 ℃(1333Pa), iphoyinti elincibilikayo 24~26 ℃. Incibilika ku-ethanol nasemafutheni, ayincibiliki emanzini. Imikhiqizo yemvelo itholakala ku-apricot, i-tart cherry, ijusi yamagilebhisi, i-blackcurrant, uphayinaphu, iwayini elibomvu, i-cider, isinkwa esimnyama, iwundlu, irayisi, njll.
Sebenzisa Isetshenziswa ku-organic synthesis, iphunga, njll

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi Xi - Irritant
Incazelo Yokuphepha S23 – Ungawuphefumuli umhwamuko.
I-S24/25 - Gwema ukuthintana nesikhumba namehlo.
I-WGK Germany 3
I-TSCA Yebo
Ikhodi ye-HS 29157020
Inothi Lengozi Iyacasula

 

Isingeniso

I-Ethyl palmitate. Okulandelayo yisingeniso sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-ethyl palmitate:

 

Ikhwalithi:

- Ukubukeka: I-Ethyl palmitate iwuketshezi olucacile olungenambala ukuya kokuphuzi.

- Iphunga: Inephunga elikhethekile.

- Ukunyibilika: I-Ethyl palmitate iyancibilika kuma-alcohols, ethers, ku-solvents enamakha, kodwa ayincibiliki emanzini.

 

Sebenzisa:

- Izicelo zezimboni: I-Ethyl palmitate ingasetshenziswa njengesengezo sepulasitiki, i-lubricant kanye nesithambisa, phakathi kwezinye izinto.

 

Indlela:

I-Ethyl palmitate ingalungiswa ngokusabela kwe-palmitic acid ne-ethanol. Ama-Acid catalysts, njenge-sulfuric acid, avame ukusetshenziselwa ukwenza lula i-esterification.

 

Ulwazi Lokuphepha:

- I-Ethyl palmitate iyikhemikhali ephephile ngokuvamile, kodwa izinqubo ezivamile zokuphepha zisadinga ukulandelwa. Gwema ukuthinta isikhumba, amehlo, nendlela yokuphefumula ukuze ugweme ukucasuka noma ukungezwani komzimba.

- Izinyathelo ezifanele zokungenisa umoya kufanele zithathwe ngesikhathi sokukhiqizwa kwezimboni futhi zisetshenziswe ukugwema ukuhogela umhwamuko wayo.

- Uma ungenwa ngephutha noma uxhumane nochwepheshe bezokwelapha, funa usizo lwezokwelapha noma uthintane nochwepheshe ngokushesha.

 


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