diethyl ethylidenemalonate (CAS#1462-12-0)
| Hazard Symbols | Xi – Hasha |
| Tsanangudzo Yekuchengetedza | 24/25 - Dzivisa kusangana neganda nemeso. |
| WGK Germany | 3 |
Nhanganyaya
Diethyl malonate (diethyl malonate) inhengo yemubatanidzwa. Izvi zvinotevera ruzivo nezve zvivakwa, kushandiswa, nzira dzekugadzirira uye kuchengetedzwa kwediethyl ethylene malonate:
Hunhu:
Chitarisiko: Mvura isina ruvara.
Density: 1.02 g/cm³.
Solubility: Diethyl ethylene malonate inonyungudika mune zvakawanda organic solvents senge doro, ether, uye esters.
Shandisa:
Diethyl ethylene malonate inowanzoshandiswa sechinhu chakakosha reagent mu organic synthesis. Inogona kushandiswa kugadzira makomisheni akadai seketoni, ethers, acids, nezvimwe.
Diethyl ethylene malonate inogona kushandiswa se solvent uye catalyst.
Nzira:
Diethyl ethylene malonate inogona kugadzirwa nekuita kwe ethanol uye malonic anhydride pamberi peiyo acid catalyst. Mamiriro ekuita anowanzo tembiricha yakanyanya uye kudzvanywa.
Zvekuchengetedza
Diethyl ethylene malonate imvura inopfuta, inogona kukonzera moto zviri nyore kana yaiswa mumurazvo wakavhurika kana kupisa kwakanyanya. Inofanira kuchengetwa uye kushandiswa kure nenzvimbo dzemoto uye nzvimbo dzinopisa.
Kuchengetedza kunofanirwa kutorwa kudzivirira kubata neganda, maziso uye turakiti rekufema, uye midziyo yekudzivirira yemunhu senge magirovhosi ekudzivirira, magirazi uye masks zvinofanirwa kupfekwa kana zvichidikanwa.
Kuchengetedza kunofanirwa kutorwa kudzivirira kudonha panguva yekushandiswa uye kuchengetedza, uye kudzivirira kuita neakasimba oxidants uye yakasimba asidhi.
Chigadzirwa Chekuchengetedza Data Sheet (MSDS) inofanira kuverengerwa kuti uwane rumwe ruzivo rwakadzama rwekuchengetedza usati washandiswa.
