Diethyl Malonate (DEM)

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Diethyl Malonate (DEM) – High-Quality Intermediate for Agrochemical & Pharma Applications

Diethyl Malonate (DEM)

Diethyl Malonate (DEM) is a colorless, fruity-smelling liquid commonly used as a building block in the synthesis of pharmaceuticals, agrochemicals, and flavors. Known for its reactivity with nucleophiles, DEM is widely used in the preparation of barbiturates, vitamins, and specialty chemicals.

Chemical Specifications

Property Details
CAS Number 105-53-3
Grade Industrial / Pharma Grade
Molecular Formula C7H12O4
HSN Code 29171990
Purity ≥ 99.0%
Molecular Weight 160.17 g/mol
Packing Drum / Tanker
GST Tax Rate 18%

Technical Specifications

Property Unit Specification Results
Appearance - Clear, colorless liquid Complies
Boiling Point °C 198 – 200 199°C
Assay (GC) % ≥ 99.0% 99.3%
Water Content % ≤ 0.2% 0.1%
Color (APHA) - ≤ 20 15
Diethyl Malonate Chemical

Features of Diethyl Malonate

  • High Purity: Suitable for pharmaceutical synthesis.
  • Excellent Reactivity: Reacts readily with alkyl halides and nucleophiles.
  • Low Odor: Fruity scent with minimal volatility.
  • Stable: Maintains quality under recommended storage conditions.
  • Eco-friendly Packaging: Supplied in sealed drums or tankers for safe transport.

Applications & Benefits

  1. Pharmaceuticals: Used in synthesis of barbiturates, vitamins, and drugs.
  2. Agrochemicals: Intermediate for herbicides and pesticides.
  3. Fragrance Industry: Used in flavoring agents and perfumes.
  4. Fine Chemicals: Involved in specialty chemical synthesis.
  5. Research: Preferred reagent in organic synthesis experiments.

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