Description

2-Hydroxy-5-Methoxybenzoic Acid Sodium is the sodium salt derivative of 5-methoxysalicylic acid, offering enhanced solubility and stability for industrial formulation. This compound serves as a versatile intermediate and functional additive in advanced chemical synthesis and product development. It is primarily required by manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for applications ranging from active ingredient synthesis to UV protection and chelation.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs) and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used as a precursor in the manufacture of herbicides, fungicides, and plant growth regulators.
• UV Absorber / Light Stabilizer: Incorporated into coatings, polymers, and personal care formulations to protect against photodegradation.
• Organic Synthesis Reagent: Utilized in coupling reactions and as a protecting group or directing agent in complex organic molecule construction.
• Chelating Agent: Functions as a ligand for metal ions in catalytic systems or in water treatment applications.
• Dye and Pigment Intermediate: Serves in the production of certain azo dyes and colorants.

Basic Information

Product Name	2-Hydroxy-5-Methoxybenzoic Acid Sodium
CAS No.	25832-71-7
Molecular Formula	C8H7NaO4
Molecular Weight	190.13 g/mol
Synonyms	Sodium 5-Methoxysalicylate; Sodium 2-Hydroxy-5-methoxybenzoate; 5-Methoxysalicylic Acid Sodium Salt; 5-Methoxy-2-hydroxybenzoic Acid Sodium Salt; 5-Methoxysalicylic Acid, Sodium Salt; 2-Hydroxy-5-methoxybenzoic Acid, Sodium Salt; 5-Methoxy-2-hydroxybenzoic Acid, Sodium Salt; Sodium 5-Methoxy-2-hydroxybenzoate
EINECS	Contact for details

Quality Control

Our 2-Hydroxy-5-Methoxybenzoic Acid Sodium is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and residual solvent content. Specifications can be aligned with cGMP and other relevant pharmaceutical or industrial standards upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residual Solvents (GC)	Complies with ICH Q3C
Related Substances (HPLC)	Total impurities ≤ 2.0%

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