Description

2,2'-Dithiodibenzoic Acid Disodium Salt is an organosulfur compound that serves as a versatile intermediate and reagent in advanced chemical synthesis. Its disulfide bridge and carboxylate groups make it a valuable building block for creating complex molecules with specific redox or chelating properties. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting diseases involving oxidative stress or requiring specific metal coordination.
• Bioconjugation Reagent: Used in the development of antibody-drug conjugates (ADCs) and other biopharmaceuticals where a cleavable disulfide linker is required.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for producing specialty polymers with disulfide bonds, enabling stimuli-responsive materials.
• Agrochemical Synthesis: Intermediate in the manufacture of certain herbicides and plant growth regulators that utilize its aromatic disulfide structure.
• Research & Development: A valuable tool compound in academic and industrial R&D labs for studying disulfide exchange reactions and developing new synthetic methodologies.
• Catalyst Ligand: Can be used to synthesize ligands for transition metal catalysts employed in asymmetric synthesis and other catalytic processes.

Basic Information

Product Name	2,2'-Dithiodibenzoic Acid Disodium Salt
CAS No.	21192-71-2
Molecular Formula	C14H8Na2O4S2
Molecular Weight	358.31 g/mol
Synonyms	Disodium 2,2'-dithiodibenzoate; 2,2'-Disulfanediyldibenzoic Acid Disodium Salt; Benzoic acid, 2,2'-dithiobis-, disodium salt; o,o'-Dithiodibenzoic Acid Disodium Salt; DTDB Disodium Salt; 2-Carboxyphenyl Disulfide Disodium Salt; NSC 403796
EINECS	Contact for details

Quality Control

Our 2,2'-Dithiodibenzoic Acid Disodium Salt is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request to support your regulatory and quality assurance needs.

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). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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