Citric acid - CAS 77-92-9

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  • Chemical Structure
  • General Information
  • Catalog: BB036079
  • Product Name: Citric acid
  • CAS: 77-92-9
  • IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid
  • Synonyms: Citric acid, anhydrous; Anhydrous citric acid
  • Molecular Weight: 192.12
  • Molecular Formula: C6H8O7
  • Canonical SMILES: C(C(=O)O)C(CC(=O)O)(C(=O)O)O
  • InChI: InChI=1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)
  • InChI Key: KRKNYBCHXYNGOX-UHFFFAOYSA-N
  • Purity: >98%
  • Density: 1.542 g/cm3
  • Appearance: Powder
  • Application: Acidifier
  • Description: Citric acid is a weak organic acid that is known as a commodity chemical, as more than a million tonnes are produced every year by mycological fermentation on an industrial scale using crude sugar solutions, such as molasses and strains of Aspergillus niger. Citric acid is widely distributed in plants, animal tissues and fluids, and exists in greater than grace amounts in variety of fruits and vegetables, most notably in citrus fruits such as lemon and limes. Citric acid is mainly used as an acidifier, flavoring agent and chelating agent.

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