Diethyl ethylidenemalonate (CAS # 1462-12-0)
| Hazard Cov Cim | Xi-xaj |
| Kev nyab xeeb piav qhia | 24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. |
| WGK Germany | 3 |
Taw qhia
Diethyl malonate (diethyl malonate) yog cov organic compound. Cov hauv qab no yog cov ntaub ntawv hais txog cov khoom, kev siv, kev npaj thiab kev nyab xeeb ntawm diethyl ethylene malonate:
Zoo:
Cov tsos mob: tsis muaj xim tsis muaj kua.
Qhov ceev: 1.02 g / cm³
Solubility: Diethyl ethylene malonate yog soluble hauv ntau cov kuab tshuaj organic xws li cawv, ethers, thiab esters.
Siv:
Diethyl ethylene malonate feem ntau yog siv los ua ib qho tseem ceeb reagent hauv organic synthesis. Nws tuaj yeem siv los ua cov khoom sib txuas xws li ketones, ethers, acids, thiab lwm yam.
Diethyl ethylene malonate tuaj yeem siv los ua cov kuab tshuaj thiab catalyst.
Txoj kev:
Diethyl ethylene malonate tuaj yeem tsim los ntawm cov tshuaj tiv thaiv ntawm ethanol thiab malonic anhydride nyob rau hauv muaj cov kua qaub catalyst. Cov kev mob tshwm sim feem ntau yog qhov kub thiab txias.
Cov ntaub ntawv kev nyab xeeb:
Diethyl ethylene malonate yog cov kua ua kua, uas tuaj yeem ua rau hluav taws tau yooj yim thaum raug nplaim taws lossis kub kub. Nws yuav tsum tau khaws cia thiab siv deb ntawm qhov chaw hluav taws kub thiab qhov chaw kub.
Yuav tsum tau saib xyuas kom tsis txhob muaj kev sib cuag nrog daim tawv nqaij, qhov muag thiab ua pa, thiab cov khoom siv tiv thaiv tus kheej xws li hnab looj tes, tsom iav thiab lub qhov ncauj qhov ntswg yuav tsum hnav thaum tsim nyog.
Kev saib xyuas yuav tsum tau ua kom tiv thaiv kom tsis txhob tawg thaum siv thiab khaws cia, thiab kom tsis txhob muaj cov oxidants muaj zog thiab muaj zog acids.
Cov khoom Cov Ntaub Ntawv Kev Nyab Xeeb (MSDS) yuav tsum tau nyeem kom paub meej ntxiv txog kev nyab xeeb ua ntej siv.
