Description

4-Hydroxy-5-Methyl-1,3-Benzenedicarboxaldehyde is a specialized aromatic dialdehyde compound that serves as a versatile and high-value synthetic intermediate. Its unique bifunctional structure, featuring both phenolic and aldehyde groups, makes it a critical building block for the synthesis of complex molecules. This compound is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly for creating heterocyclic compounds and complex ligands.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and plant growth regulators.
• Coordination Chemistry: Acts as a chelating ligand for the preparation of metal-organic frameworks (MOFs) and catalytic complexes.
• Polymer & Resin Chemistry: Serves as a cross-linking agent or monomer for producing specialty phenolic resins and high-performance polymers.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D for constructing complex organic architectures.
• Dye & Pigment Intermediate: Potential starting material for the synthesis of specialized colorants and functional dyes.

Basic Information

Product Name	4-Hydroxy-5-Methyl-1,3-Benzenedicarboxaldehyde
CAS No.	3328-73-2
Molecular Formula	C9H8O3
Molecular Weight	164.16 g/mol
Synonyms	5-Methyl-2,4-dihydroxyisophthalaldehyde; 2,4-Dihydroxy-5-methylisophthalaldehyde; 1,3-Benzenedicarboxaldehyde, 4-hydroxy-5-methyl-; 4-Hydroxy-5-methylisophthalaldehyde; 5-Methyl-4-hydroxyisophthalaldehyde; 2,4-Diformyl-5-methylresorcinol
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-5-Methyl-1,3-Benzenedicarboxaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with detailed specifications including assay, impurity profile, and physical characteristics. Our quality commitment ensures the material meets the stringent requirements for research and commercial synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its light-sensitive nature and potential for oxidation, prolonged exposure to light and air should be avoided. For long-term storage, consider an inert atmosphere.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Single Maximum Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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