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factory supply cas 20320-59-6 safe delivery

factory supply cas 20320-59-6 safe delivery

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25 Kilogram

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  • Min.Order :25 Kilogram
  • Purity: 99%
  • Payment Terms : T/T,Other

Keywords

Diethyl(phenylacetyl)malonate 20320-59-6 20320-59-6 factory

Quick Details

  • Appearance:Colourless to Pale Brown oil liquid
  • Application:chemicals reasearch, Pharmaceutical intermediates
  • PackAge:25kg drum or 25kg bag
  • ProductionCapacity:3|Metric Ton|Day
  • Storage:stay in dry, cool and well-sealed place
  • Transportation:by air, express and sea

Superiority:

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Transportation time:

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Details:

Product name: Diethyl (phenylacetyl) Malonate

CAS No.:20320-59-6

Chemical Properties

Molecular Formula

C15H18O5

Molar Mass

278.3

Density

1.148±0.06 g/cm3(Predicted)

Boling Point

120 °C(Press: 0.01 Torr)

pKa

8.76±0.59(Predicted)

Use

Intermediates in organic synthesis.

 

Production method:

Diethyl phthalate and sodium metal co-steamed anhydrous ethanol, drop to the mixture of diethyl malonate, carbon tetrachloride and magnesium, heat to start the reaction, control the temperature to make the reaction smooth. Then add anhydrous ether, heat for 1h, and add the ether solution of phenylacetyl chloride (slowly add, do not make the reaction too intense). After the reaction, cool and add water to separate the oil layer, evaporate the ether under reduced pressure to obtain diethyl phenyllevulonate.


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