Description

3,4,5-Trihydroxybenzohydroxamic Acid is a specialized hydroxamic acid derivative with potent metal-chelating properties. This compound is valued for its ability to form stable complexes with transition metals, making it a critical reagent in analytical chemistry and industrial processes. It serves as a key intermediate and analytical standard for researchers and manufacturers in the pharmaceutical, chemical synthesis, and metallurgy sectors.

Application

• Analytical Chemistry: Used as a selective chelating agent and chromogenic reagent for the spectrophotometric determination of metal ions like iron(III), vanadium(V), and molybdenum(VI).
• Pharmaceutical Research: Acts as a key intermediate or pharmacophore in the synthesis of novel drug candidates, particularly those targeting metalloenzymes.
• Chemical Synthesis: Serves as a versatile building block for synthesizing more complex hydroxamic acids, amides, and heterocyclic compounds.
• Corrosion Inhibition: Employed in research and formulation of corrosion inhibitors for ferrous and non-ferrous metals due to its strong surface adsorption and chelation.
• Flotation Agent: Investigated for use as a collector in the froth flotation process for the beneficiation of specific metal ores.
• Polymer Stabilization: Functions as a metal deactivator and antioxidant additive in polymer systems to prevent metal-catalyzed degradation.

Basic Information

Product Name	3,4,5-Trihydroxybenzohydroxamic Acid
CAS No.	69839-82-3
Molecular Formula	C7H7NO5
Molecular Weight	185.13 g/mol
Synonyms	Gallichydroxamic Acid; 3,4,5-Trihydroxybenzhydroxamic Acid; Benzohydroxamic Acid, 3,4,5-trihydroxy-; Pyrogallohydroxamic Acid; N-Hydroxy-3,4,5-trihydroxybenzamide; TTHA (context-specific); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 3,4,5-Trihydroxybenzohydroxamic Acid is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR for identification, and residual solvent analysis. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to ensure traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after each use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.