Diethyl Malonate CAS 105-53-3 Chaw tsim tshuaj paus

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Diethyl Malonate CAS 105-53-3 Hoobkas nqe


  • Khoom npe:Diethyl malonate
  • CAS:105-53-3 ib
  • MF:C7H12O4
  • MW:160.17 Nws
  • EINECS:203-305-9 ib
  • Cim:neeg tsim khoom
  • Pob:25 kg / nruas los yog 200 kg / nruas
  • Product Detail

    Khoom cim npe

    Kev piav qhia

    Khoom npe: Diethyl malonate

    CAS: 105-53-3

    MF: C7H12O4

    Melting point: -50 ° C

    Kub taw tes: 199 ° C

    Ceev: 1.055 g / ml

    Pob: 1 L / lub raj mis, 25 L / nruas, 200 L / nruas

    Specification

    Cov khoom Specifications
    Qhov tshwm sim Cov kua dej tsis muaj xim
    Purity ≥99.5 ib%
    Xim (Co-Pt) 10
    Acidity ≤0.07%
    Dej ≤0.07%

    Daim ntawv thov

    1.Nws yog khoom noj khoom haus tsw, feem ntau yog siv rau kev npaj cov txiv hmab txiv ntoo flavors xws li pears, txiv apples, txiv hmab txiv ntoo thiab cherries.

    2.Nws yog dav siv nyob rau hauv lub synthesis ntawm barbituric acid, amino acids, Vitamins B1, B2 thiab B6, pw tsaug zog tshuaj thiab phenylbutazone.

    3.Nws kuj tau siv dav hauv lwm cov khoom siv tshuaj lom neeg, suav nrog tshuaj tua kab, tshuaj dyes, kua siv lead ua kua, thiab lwm yam.

    Khoom

    Nws yog soluble hauv chloroform, benzene thiab lwm yam organic solvents. Me ntsis soluble hauv dej.

    Cia

    1. Khaws rau hauv qhov chaw txias, cua txias. Khaws kom deb ntawm qhov hluav taws kub thiab cua sov. Nws yuav tsum tau muab cais los ntawm oxidants, muaj zog alkalis, thiab txo cov neeg ua haujlwm, thiab tsis txhob sib xyaw cia. Nruab nrog qhov tsim nyog ntau yam thiab ntau ntawm cov khoom siv hluav taws xob. Qhov chaw cia khoom yuav tsum tau nruab nrog cov khoom siv kho mob thaum muaj xwm txheej ceev thiab cov ntaub ntawv tsim nyog.

    2. Khaws thiab thauj khoom raws li cov cai ntawm cov tshuaj tua hluav taws.

    Kev ruaj ntseg

    1. Tsis txhob sib cuag nrog oxidants, txo cov neeg ua haujlwm thiab alkalis. Cov khoom siv tshuaj muaj zog ntau dua li diethyl oxalate. Txij li thaum nws yooj yim hydrolyzed los tsim malonic acid, uas yog acidic ntau, nws yog tsim nyog los tiv thaiv inhalation ntawm vapor los yog sib cuag ntawm daim tawv nqaij.

    2. Cov khoom no muaj toxicity tsawg, nas qhov ncauj LD50> 1600mg / kg, tab sis nws yuav hydrolyzed rau hauv acid nyob rau hauv lub cev, tsis txhob sib cuag. Ntxuav tom qab kev sib cuag. Cov neeg ua haujlwm yuav tsum hnav hnab looj tes roj hmab.


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