Description

4-Formyl-3-Methoxybenzoic Acid is a versatile aromatic aldehyde and carboxylic acid derivative, serving as a key synthetic intermediate in advanced organic chemistry. Its bifunctional structure, featuring both formyl and carboxylic acid groups on a methoxy-substituted benzene ring, makes it a valuable building block for constructing complex molecules. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly for molecules requiring a substituted benzoic acid scaffold.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and plant growth regulators where its aromatic core is incorporated into the final active compound.
• Ligand and Chelator Preparation: Serves as a starting material for synthesizing specialized ligands used in catalysis and metal complexation studies.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for producing specialty polymers with specific functional properties.
• Dyestuff and Pigment Manufacturing: Employed in the synthesis of complex organic dyes and pigments due to its reactive aldehyde group.
• Organic Synthesis Building Block: Utilized in multi-step syntheses for constructing heterocycles and other complex organic frameworks in research and development.

Basic Information

Product Name	4-Formyl-3-Methoxybenzoic Acid
CAS No.	80893-99-8
Molecular Formula	C9H8O4
Molecular Weight	180.16 g/mol
Synonyms	3-Methoxy-4-formylbenzoic Acid; 4-Carboxy-2-methoxybenzaldehyde; 2-Methoxy-4-carboxybenzaldehyde; 5-Formyl-2-methoxybenzoic Acid; 3-Methoxy-4-carboxybenzaldehyde; 4-Formyl-3-methoxybenzoic acid; 2-Methoxyterephthalaldehyde acid; 5-Carboxy-2-methoxybenzaldehyde
EINECS	Contact for details

Quality Control

Every batch of 4-Formyl-3-Methoxybenzoic Acid is produced and tested under a strict quality management system to ensure consistency and purity for your critical applications. We provide comprehensive analytical data, including HPLC purity, identity confirmation (IR, NMR), and impurity profiling. A Certificate of Analysis (COA) is supplied with each shipment, detailing all relevant specifications. Our quality commitment supports compliance with cGMP and ISO 9001 standards where required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere for long-term preservation. Keep away from strong oxidizing agents, strong bases, and sources of heat.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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