Description

Disodium 2-2'-Thiobisacetate is a high-purity organosulfur compound with versatile chelating and chemical intermediate properties. This product is valued for its ability to form stable complexes with metal ions, making it a critical component in advanced industrial and pharmaceutical synthesis. It is primarily sought by manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for applications ranging from catalyst preparation to polymer modification.

Application

• Pharmaceutical Synthesis: Acts as a key intermediate and metal-chelating agent in the production of active pharmaceutical ingredients (APIs).
• Agrochemical Formulations: Used as a stabilizer and complexing agent in pesticides and herbicides to enhance efficacy and shelf life.
• Polymer & Resin Industry: Serves as a cross-linking agent and modifier in the synthesis of specialty polymers and epoxy resins.
• Catalyst Preparation: Employed as a ligand for metal catalysts used in organic synthesis and industrial chemical processes.
• Water Treatment: Functions as a sequestrant for controlling scale and removing heavy metal ions in industrial water systems.
• Cosmetic & Personal Care: Utilized as a stabilizer and chelating agent in formulations to improve product consistency and longevity.
• Analytical Chemistry: Used as a reagent for the complexometric titration and detection of specific metal ions.
• Textile Processing: Applied as a finishing agent and metal ion control additive in dyeing and treatment baths.

Basic Information

Product Name	Disodium 2-2'-Thiobisacetate
CAS No.	42267-39-0
Molecular Formula	C4H4Na2O4S
Molecular Weight	210.11 g/mol
Synonyms	Disodium Thiodiglycolate; Disodium 2,2'-Thiodiacetate; Sodium Thiodiglycolate; Thiodiglycolic Acid Disodium Salt; 2,2'-Thiobis(acetic acid) disodium salt; TDGA-Na2; Bis(carboxymethyl) Sulfide Disodium Salt; Iminodiacetic Acid Disulfide Disodium Salt
EINECS	255-734-9

Quality Control

Our Disodium 2-2'-Thiobisacetate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee supply reliability and batch-to-batch consistency.

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) and must be kept in its original packaging or a suitable moisture-proof container to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
pH (5% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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