Description

3-Methoxy-2-Naphthoic Acid is a high-purity, versatile naphthalene derivative serving as a critical building block in advanced organic synthesis. Its value lies in its functionalized aromatic structure, which provides a reactive carboxylic acid group adjacent to a methoxy-substituted ring system, enabling precise molecular construction. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-quality intermediates for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs) and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & OLED Materials: Serves as a building block for creating charge-transport layers and emissive materials in display technologies.
• Dye & Pigment Manufacturing: Acts as an intermediate for producing high-performance, color-fast azo dyes and organic pigments.
• Polymer Modification: Employed to introduce aromatic carboxylic acid functionality into polymer chains for enhanced properties.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Product Name	3-Methoxy-2-Naphthoic Acid
CAS No.	883-62-5
Molecular Formula	C₁₂H₁₀O₃
Molecular Weight	202.21 g/mol
Synonyms	2-Naphthoic acid, 3-methoxy-; 3-Methoxy-2-naphthalenecarboxylic acid; 2-Carboxy-3-methoxynaphthalene; 3-Methoxynaphthalene-2-carboxylic acid; 3-MNA; 3-Methoxy-β-naphthoic acid; 3-Methoxynaphthoic acid
EINECS	212-928-4

Quality Control

Our 3-Methoxy-2-Naphthoic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR, to ensure it meets the high standards required for synthesis and research. Certificates of Analysis (COA) detailing all specifications are provided with each shipment and are available upon request.

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). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect purity and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	158°C - 162°C
Loss on Drying	≤1.0%
Heavy Metals	≤20 ppm
Residue on Ignition	≤0.1%

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