Description

2,3-Dihydroxy-Benzoic Acid Ethyl Ester is a versatile organic ester derivative of 2,3-dihydroxybenzoic acid. This compound serves as a critical synthetic intermediate and building block in advanced organic synthesis, valued for its dihydroxy aromatic functionality. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for developing active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those requiring a catechol-like structure for biological activity.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and specialty polymers where the dihydroxybenzoate moiety is essential.
• Chelating Agent Precursor: Utilized in the development of ligands and chelating agents for metal ion binding applications.
• Biochemical Research: Employed in enzymatic studies and as a substrate analog in metabolic pathway research.
• Material Science: Acts as a monomer or cross-linking agent in the development of specialty resins and functional materials.

Basic Information

Product Name	2,3-Dihydroxy-Benzoic Acid Ethyl Ester
CAS No.	3943-73-5
Molecular Formula	C9H10O4
Molecular Weight	182.17 g/mol
Synonyms	Ethyl 2,3-Dihydroxybenzoate; 2,3-Dihydroxybenzoic Acid Ethyl Ester; Benzoic acid, 2,3-dihydroxy-, ethyl ester; Ethyl 2,3-dihydroxybenzoate; 2,3-DHBA ethyl ester; 3,4-Dihydroxybenzoic acid ethyl ester (common misnomer); Ethyl 3,4-dihydroxybenzoate (common misnomer); Protocatechuic acid ethyl ester (common misnomer)
EINECS	223-525-0

Quality Control

Our 2,3-Dihydroxy-Benzoic Acid Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	118°C - 122°C
Loss on Drying	≤ 1.0%
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.