Dimethyl Malonate

Dimethyl Malonate

CAS Number:108‑59‑8

General Formula:C₅H₈O₄

Product Introduction

A colorless liquid ester, key in malonic ester synthesis. Serves as a precursor for barbiturates, vitamins B₁ and B₆ derivatives, and fragrance compounds.

Properties

Property Value
Appearance Colourless liquid with mild ester odor
Melting Point ~–62 °C
Boiling Point ~180–181 °C
Density ~1.15–1.16 g/mL @ 25 °C
Refractive Index ~1.413 (n₂₀/D)
Solubility Slightly soluble in water; miscible with alcohols, ethers, oils

Applications

  • Biochemistry: used in urea/thiourea buffers for protein solubilization
  • Chemical intermediates: thiourea dioxide production, flame‑retardant and vulcanizing agents
  • Analytical / photographic: photocopy paper, reducing agent, gold/silver ore leaching
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