Description

3,5-Dihydroxybenzaldehyde is a versatile aromatic aldehyde characterized by two hydroxyl groups in meta positions, serving as a key synthetic intermediate for advanced organic chemistry. Its unique substitution pattern makes it a valuable building block for constructing complex molecular architectures, particularly in the development of pharmaceuticals and functional materials. This high-purity compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable precursors for heterocyclic synthesis and ligand development.

Application

• Pharmaceutical Intermediate: Critical precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with antioxidant or receptor-binding activity.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Ligand and Chelating Agent: Serves as a starting material for the preparation of polydentate ligands used in catalysis and metal complexation.
• Polymer and Resin Modifier: Incorporated into polymer backbones to introduce cross-linking sites or enhance material properties like adhesion and thermal stability.
• Fine Chemical and Dye Intermediate: Employed in the synthesis of complex organic molecules, including dyes, pigments, and optical brighteners.
• Research and Development: A valuable reagent in academic and industrial R&D for exploring new synthetic methodologies and bio-active compounds.

Basic Information

Item	Details
Product Name	3,5-Dihydroxybenzaldehyde
CAS No.	26153-38-8
Molecular Formula	C7H6O3
Molecular Weight	138.12 g/mol
Synonyms	5-Formylresorcinol; 3,5-Dihydroxybenzenecarboxaldehyde; Benzaldehyde, 3,5-dihydroxy-; Resorcylaldehyde; 1,3-Dihydroxy-5-formylbenzene; 3,5-Dihydroxybenzene-1-carbaldehyde; 5-Hydroxyisophthalaldehyde (tautomer)
EINECS	Contact for details

Quality Control

Our 3,5-Dihydroxybenzaldehyde is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and related substances, to meet the stringent requirements of our global customer base. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is easily oxidized; for long-term storage, consider an inert atmosphere. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	156 - 160 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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