Description

Methyl 3,5-Dihydroxybenzoate is a versatile organic ester compound, serving as a key synthetic intermediate and functional building block in advanced chemical manufacturing. Its value lies in the strategic positioning of two phenolic hydroxyl groups and a methyl ester, enabling precise chemical modifications for creating complex molecules. This product is essential for R&D chemists and production specialists in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop new active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a dihydroxybenzoate core structure.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators, leveraging its phenolic functionality.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for producing specialty polymers, resins, and coatings with enhanced thermal or UV-stability.
• Organic Synthesis Building Block: Employed in research laboratories for constructing complex organic molecules, including natural product analogs and ligands for catalysis.
• UV Absorber & Stabilizer Precursor: Serves as a starting material for manufacturing organic compounds used to protect materials from photodegradation.
• Fine Chemical Production: Utilized in the custom synthesis of dyes, pigments, and other performance chemicals where specific substitution patterns are required.

Basic Information

Product Name	Methyl 3,5-Dihydroxybenzoate
CAS No.	2150-44-9
Molecular Formula	C8H8O4
Molecular Weight	168.15 g/mol
Synonyms	3,5-Dihydroxybenzoic Acid Methyl Ester; Methyl 3,5-Dihydroxybenzoate; Benzoic acid, 3,5-dihydroxy-, methyl ester; 3,5-Dihydroxymethyl Benzoate; Methyl 3,5-Dihydroxybenzenecarboxylate; Methyl 3,5-Dihydroxybenzoate (Methyl Gallate Isomer); 2150-44-9 (CAS Registry)
EINECS	218-432-8

Quality Control

Our Methyl 3,5-Dihydroxybenzoate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	185°C - 190°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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