Description

2,3-Dihydroxybenzoic Acid is a versatile dihydroxybenzoic acid derivative that serves as a key building block and intermediate in advanced organic synthesis. Its ortho-dihydroxy aromatic structure makes it a valuable ligand for metal chelation and a precursor for synthesizing complex molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of siderophores, antimicrobial agents, and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators.
• Chemical Research & Development: Serves as a model compound and starting material in organic chemistry for studying chelation and oxidation reactions.
• Metal Chelation & Catalysis: Acts as an effective ligand for iron and other transition metals in catalytic systems and sequestration applications.
• Cosmetic & Personal Care Ingredients: Employed as an intermediate for synthesizing antioxidants and UV absorbers.
• Dye & Pigment Manufacturing: Utilized in the synthesis of complex organic colorants and functional dyes.

Basic Information

Product Name	2,3-Dihydroxybenzoic Acid
CAS No.	303-38-8
Molecular Formula	C7H6O4
Molecular Weight	154.12 g/mol
Synonyms	2,3-DHBA; 3-Carboxycatechol; 2,3-Dihydroxybenzenecarboxylic Acid; Pyrocatechuic Acid; o-Pyrocatechuic Acid; 2,3-Dihydroxybenzoesäure (German); Acide 2,3-dihydroxybenzoïque (French)
EINECS	206-144-5

Quality Control

Our 2,3-Dihydroxybenzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and impurity profiles. We can supply material compliant with various in-house specifications tailored to your application needs.

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 (moisture-sensitive) nature, the container must be kept tightly sealed after opening 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%
Melting Point	204°C - 208°C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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