Description

Methyl 3-Formyl-4-Methoxybenzoate is a versatile aromatic ester derivative, characterized by its formyl and methoxy functional groups. This compound serves as a critical high-purity intermediate in advanced organic synthesis, where its reactive aldehyde group enables precise chemical transformations. It is primarily required by R&D laboratories and production facilities in the pharmaceutical and agrochemical sectors for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those with complex aromatic backbones.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a precursor for electron-transport or host materials in display and lighting technologies.
• Liquid Crystal & Polymer Chemistry: A valuable monomer or intermediate for creating specialized polymers and liquid crystal compounds.
• Flavor & Fragrance Industry: Employed in the synthesis of complex aromatic esters for high-value fragrance components.
• Academic & Industrial R&D: Essential for methodological development and scale-up chemistry in research institutions.
• Chemical Reference Standard: Used as a certified reference material (CRM) for analytical method development and quality control.

Basic Information

Product Name	Methyl 3-Formyl-4-Methoxybenzoate
CAS No.	145742-55-8
Molecular Formula	C10H10O4
Molecular Weight	194.18 g/mol
Synonyms	3-Formyl-4-methoxybenzoic acid methyl ester; Methyl 4-methoxy-3-formylbenzoate; 4-Methoxy-3-formylbenzoic acid methyl ester; 3-Carbomethoxy-4-methoxybenzaldehyde; Benzoic acid, 3-formyl-4-methoxy-, methyl ester
EINECS	Contact for details

Quality Control

Our production of Methyl 3-Formyl-4-Methoxybenzoate adheres to stringent in-process controls and final batch analysis to ensure consistent purity and identity. Every lot is supported by a comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics. We maintain a cGMP-compliant quality management system, and our specifications are designed to meet the rigorous demands of pharmaceutical and fine chemical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This material is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flame.

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%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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