What is the IUPAC name of malonic acid?

This question was previously asked in
RPF SI (2018) Official Paper (Held On: 19 Dec 2018 Shift 3)
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  1. propanedioic acid
  2. hexanedioic acid
  3. Ethanedioic acid
  4. Methenoic Acid

Answer (Detailed Solution Below)

Option 1 : propanedioic acid
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Detailed Solution

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The correct answer is propanedioic acid.

In News

  • Malonic acid is commonly used in organic synthesis as a precursor to various compounds.

Key Points

  • Malonic acid is a dicarboxylic acid with the formula CH₂(COOH)₂.
  • The IUPAC name for malonic acid is propanedioic acid.
  • It contains three carbon atoms, hence the "propane" part of the name.
  • The "dioic acid" suffix indicates that it has two carboxylic acid groups (-COOH).

Additional Information

  • IUPAC Nomenclature
    • IUPAC stands for the International Union of Pure and Applied Chemistry.
    • IUPAC nomenclature is a standardized method of naming chemical compounds.
    • It ensures that each chemical name is unique and universally understood.
  • Dicarboxylic Acids
    • Dicarboxylic acids are organic compounds that contain two carboxyl functional groups (-COOH).
    • Examples include oxalic acid, malonic acid, and succinic acid.
    • They are often used in the synthesis of polymers, pharmaceuticals, and other chemicals.
  • Malonic Acid
    • Malonic acid is an important building block in organic synthesis.
    • It is used to prepare barbiturates, flavorings, and other compounds.
    • It is also used in the malonic ester synthesis, a method for creating substituted acetic acids.
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