Description

5-Formyl-2-Methylbenzoic Acid is a versatile aromatic aldehyde-carboxylic acid derivative, serving as a critical multifunctional building block in advanced organic synthesis. Its dual functional groups enable precise molecular construction, making it a high-value intermediate for creating complex chemical architectures. This compound is essential for research and development in the pharmaceutical and agrochemical sectors, where it is used to synthesize novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with specific aromatic substitution patterns.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Used to create chelating ligands for metal catalysts in asymmetric synthesis and polymerization processes.
• Material Science Research: Intermediate for synthesizing specialty polymers, liquid crystals, and organic electronic materials.
• Dye and Pigment Chemistry: Serves as a starting material for producing complex colorants and functional dyes.
• Academic and R&D Laboratories: A valuable reagent for methodological studies in organic chemistry and new reaction development.

Basic Information

Product Name	5-Formyl-2-Methylbenzoic Acid
CAS No.	105650-34-8
Molecular Formula	C9H8O3
Molecular Weight	164.16 g/mol
Synonyms	2-Methyl-5-formylbenzoic Acid; 5-Carboxy-2-methylbenzaldehyde; 2-Methylisophthalaldehyde-5-carboxylic Acid; 5-Formyl-o-toluic Acid; 2-Methyl-5-carboxybenzaldehyde; 5-Aldehydo-2-methylbenzoic Acid; 2-Methyl-1,3-benzenedicarboxaldehyde-5-carboxylic Acid (partial); 105650-34-8
EINECS	Contact for details

Quality Control

Our 5-Formyl-2-Methylbenzoic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis. We provide detailed Certificates of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production specifications.

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). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere for long-term preservation. Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	185 - 190 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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