tsamba_banner

mankhwala

Butyl isobutyrate(CAS#97-87-0)

Chemical Property:

Molecular Formula C8H16O2
Misa ya Molar 144.21
Kuchulukana 0.862g/mLat 25°C(lat.)
Melting Point -88.07°C (kuyerekeza)
Boling Point 155-156°C (kuyatsa)
Pophulikira 110 ° F
Nambala ya JECFA 188
Kuthamanga kwa Vapor 0.0275mmHg pa 25°C
Refractive Index n20/D 1.401(lit.)
Zakuthupi ndi Zamankhwala Madzi opanda colorless ndi amphamvu zipatso ngati fungo la maapulo atsopano ndi chinanazi. Malo otentha 166 ℃. Kuwala kwa 45 ℃. Zosakaniza mu ethanol, etha ndi mafuta ambiri osawotchera, osasungunuka mu propylene glycol, glycerin ndi madzi. Zinthu zachilengedwe zimapezeka mumafuta ofunikira a chrysanthemum yaku Roma.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa R10 - Yoyaka
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo 26 - Mukakumana ndi maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha upangiri wamankhwala.
Ma ID a UN UN 3272 3/PG 3
WGK Germany 2
Mtengo wa RTECS UA2466945
HS kodi 29156000
Kalasi Yowopsa 3
Packing Group III
Poizoni GRAS (FEMA).

 

Mawu Oyamba

Butyl isobutyrate. Makhalidwe ake ndi awa:

 

Maonekedwe athupi: Butyl isobutyrate ndi madzi opanda mtundu komanso kukoma kwa zipatso kumatenthedwa.

 

Chemical katundu: butyl isobutyrate ali ndi solubility wabwino ndi kusungunuka kwabwino mu zosungunulira organic. Ili ndi reactivity ya esters ndipo imatha kupangidwa ndi hydrolyzed kukhala isobutyric acid ndi butanol.

 

Kagwiritsidwe: Butyl isobutyrate imagwiritsidwa ntchito kwambiri m'ma laboratories a mafakitale ndi mankhwala. Itha kugwiritsidwa ntchito ngati chinthu chosasinthika mu zosungunulira, zokutira ndi inki, komanso ngati pulasitiki yamapulasitiki ndi utomoni.

 

Njira yokonzekera: Nthawi zambiri, butyl isobutyrate imakonzedwa ndi esterification ya isobutanol ndi butyric acid pansi pa acid-catalyzed. Kutentha kwazomwe zimachitika nthawi zambiri kumakhala 120-140 ° C, ndipo nthawi yochitira ndi pafupifupi maola 3-4.

Ikhoza kukwiyitsa maso ndi khungu ndipo iyenera kutsukidwa ndi madzi ambiri mutangokhudzana. Panthawi yogwira ntchito, mpweya wabwino uyenera kutetezedwa. Iyenera kusungidwa kutali ndi ana ndi zipangizo zoyaka ndi kusungidwa bwino mu chidebe chotchinga mpweya. Pogwira ndi kutaya, ziyenera kuchitidwa motsatira malamulo a m'deralo.


  • Zam'mbuyo:
  • Ena:

  • Lembani uthenga wanu apa ndikutumiza kwa ife