Description

Methyl 4-Formyl-2-Hydroxybenzoate is a versatile aromatic ester-aldehyde intermediate of significant importance in fine chemical synthesis. This compound matters for its bifunctional reactivity, featuring both a formyl group and a phenolic hydroxyl group, which allows for selective modifications and the construction of complex molecular architectures. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs), COX-2 inhibitors, and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of advanced fungicides, herbicides, and plant growth regulators.
• Organic Synthesis Reagent: Serves as a precursor for heterocyclic compounds, Schiff bases, and complex ligands in coordination chemistry.
• Dye and Pigment Manufacturing: Intermediate in the synthesis of specialized colorants and optical brighteners.
• Material Science Research: Employed in the development of monomers for specialty polymers and advanced organic frameworks.
• Flavor and Fragrance Industry: Potential intermediate for synthesizing certain aromatic compounds.

Basic Information

Product Name	Methyl 4-Formyl-2-Hydroxybenzoate
CAS No.	42137-51-9
Molecular Formula	C9H8O4
Molecular Weight	180.16 g/mol
Synonyms	4-Formyl-2-hydroxybenzoic acid methyl ester; Methyl 2-hydroxy-4-formylbenzoate; 2-Hydroxy-4-formylbenzoic acid methyl ester; Methyl 4-formylsalicylate; 4-Formylsalicylic acid methyl ester; Salicylaldehyde-4-carboxylic acid methyl ester; Methyl 4-carboxybenzaldehyde (common misnomer)
EINECS	Contact for details

Quality Control

Our Methyl 4-Formyl-2-Hydroxybenzoate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global clientele. Certificates of Analysis (COA) detailing purity, identity, 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, and well-ventilated area at a controlled room temperature (15-25°C). This product is easily oxidized and should be handled under an inert atmosphere for long-term storage or when opening containers to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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