Description

Methylenedisalicylic Acid CAS NO 27496-82-8 is a high-purity organic compound primarily used as a key intermediate in the synthesis of advanced materials and fine chemicals. Its bifunctional phenolic structure makes it a versatile building block for creating polymers, resins, and specialized pharmaceutical agents. This product is essential for manufacturers in the polymer, pharmaceutical, and agrochemical industries seeking reliable, high-quality intermediates for their synthesis processes.

Application

• Polymer & Resin Intermediate: Serves as a crucial monomer or cross-linking agent in the production of specialty phenolic resins, epoxy hardeners, and high-performance polymers.
• Pharmaceutical Synthesis: Used as a key building block in the research and development of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Formulations: Acts as an intermediate in the synthesis of certain herbicides, fungicides, and plant growth regulators.
• Dye & Pigment Manufacturing: Employed in the production of complex organic dyes and colorants due to its phenolic structure.
• Chelating Agent Precursor: Utilized in the synthesis of ligands and chelating agents for metal ion sequestration in various industrial processes.
• Laboratory & Research Chemical: Used in academic and industrial R&D settings for chemical studies and the development of new synthetic methodologies.

Basic Information

Product Name	Methylenedisalicylic Acid
CAS No.	27496-82-8
Molecular Formula	C15H12O6
Molecular Weight	288.25 g/mol
Synonyms	4,4'-Methylenebis(2-hydroxybenzoic acid); 2,2'-Methylenebis(4-hydroxybenzoic acid); Bis(4-carboxy-3-hydroxyphenyl)methane; MDSA; Salicylic acid, methylenedi-; Methylene disalicylic acid
EINECS	Contact for details

Quality Control

Our Methylenedisalicylic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards and consistent specifications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee traceability and compliance with your quality requirements.

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). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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