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3,4,5-Trihydroxybenzoic acid

CAS No.: 149-91-7

  • Molecular Formula: C₇H₆O₅
  • Molecular Weight: 170.12 g/mol

Chemical type

  • Phenolic acid
[1]
  • Structural analogue
[2]

Key properties

  • Antioxidant with antimicrobial effects; contributes to TPC in mango (standard for assays), supports health benefits like anti-inflammatory and antitumor activities.
[1]
  • Molecular weight: 170.12 g/mol; Water solubility: 11 g/L; pKa: 4.27; logP: 0.7; Oxidation potential: +0.4 V vs Ag/AgCl
[2]
  • Naturally in mango fruit and as a standard reagent in TPC assays; retained in fruit leathers for nutritional enhancement.
[1]
  • Non-specific adsorption control; Selectivity test molecule
[2]

Classification by use

  • Natural antioxidant in food
  • Bioactive compound for functional foods
  • Analytical standard in phenolic assays

A trustworthy factory and manufacturer

  1. [Cite:1] Unlocking the impact of citric acid and sugar on the nutritional, physicochemical, microbial and sensorial attributes of mango fruit leathers, Food Chemistry: X, Volume 33, January 2026, 103478
  2. [Cite:2] Piecing puzzle pieces together: Selective separation of vanillic acid with molecularly imprinted polypyrrole, Separation and Purification Technology, Volume 388, 22 April 2026, 136791