Description

2-Hydroxy-1,3-Propanediyl Bis(Mercaptoacetate) is a specialized organic compound featuring a central glycerol backbone esterified with two mercaptoacetic acid groups, making it a versatile sulfur-containing building block. This structure is critical for applications requiring thiol functionality, such as in polymer modification and cross-linking reactions. It is particularly valuable for industries focused on advanced material synthesis, including polymer chemistry, adhesives, and specialty chemical manufacturing.

Application

• Polymer Modifier and Cross-Linking Agent: Utilized as a chain transfer agent or cross-linker in the synthesis of polyurethanes, epoxy resins, and acrylic polymers to enhance properties like flexibility, adhesion, and chemical resistance.
• Intermediate for Specialty Chemicals: Serves as a key precursor in the production of lubricant additives, corrosion inhibitors, and other performance chemicals where thiol groups are essential.
• Adhesive and Sealant Formulations: Incorporated into formulations to improve cure characteristics, adhesion to difficult substrates, and overall durability of the final product.
• Pharmaceutical and Agrochemical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and agrochemicals that require specific thioether or disulfide linkages.
• Research and Development: Employed in academic and industrial R&D for exploring new polymeric materials, dendrimers, and functionalized surfaces.

Basic Information

Product Name	2-Hydroxy-1,3-Propanediyl Bis(Mercaptoacetate)
CAS No.	63657-12-5
Molecular Formula	C7H12O5S2
Molecular Weight	240.30 g/mol
Synonyms	1,3-Bis(mercaptoacetoxy)-2-propanol; Glycerol 1,3-Bis(mercaptoacetate); Bis(2-mercaptoacetoxy)isopropanol; 2-Hydroxypropane-1,3-diyl bis(2-sulfanylacetate); Thioglycolic Acid Glycerol Ester; Glycerol Dithioglycolate; 1,3-Di(thioglycoloyloxy)-2-propanol; 63657-12-5
EINECS	Contact for details

Quality Control

Our 2-Hydroxy-1,3-Propanediyl Bis(Mercaptoacetate) is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay and impurity profiling, to ensure it meets precise specifications for industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and other critical parameters is provided with every shipment to guarantee traceability and 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 easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen) is recommended to preserve stability and purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.510 - 1.530
Density (20°C)	1.30 - 1.35 g/mL

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