Description

4-(Methoxycarbonyl)-3-Methylbenzoic Acid is a high-purity aromatic carboxylic acid derivative characterized by its distinct methoxycarbonyl and methyl substituents. This compound serves as a versatile and critical pharmaceutical intermediate and organic synthesis building block, enabling the construction of complex molecular architectures. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced material sectors for the development of active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting specific therapeutic areas.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Reagent: Used in coupling reactions, esterifications, and as a starting material for generating more complex benzoic acid derivatives.
• Liquid Crystal & Polymer Chemistry: Intermediate in the production of specialty monomers for advanced polymers and liquid crystal materials.
• Research & Development: Valuable compound for medicinal chemistry research and process development in laboratory settings.
• Dye & Pigment Intermediate: Used in the synthesis of specialized colorants and functional dyes.

Basic Information

Product Name	4-(Methoxycarbonyl)-3-Methylbenzoic Acid
CAS No.	116934-87-3
Molecular Formula	C10H10O4
Molecular Weight	194.18 g/mol
Synonyms	3-Methyl-4-(methoxycarbonyl)benzoic Acid; 4-Carbomethoxy-3-methylbenzoic Acid; Methyl 4-carboxy-2-methylbenzoate; 2-Methyl-4-(methoxycarbonyl)benzoic Acid; Benzoic acid, 4-(methoxycarbonyl)-3-methyl-; 4-Methoxycarbonyl-3-methylbenzoic acid
EINECS	Contact for details

Quality Control

Our production of 4-(Methoxycarbonyl)-3-Methylbenzoic Acid adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

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 hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture, which can affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Maximum Impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH guidelines

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