Description

3-(2-Hydroxyethyldithio)Propionic Acid is a specialized organosulfur compound featuring a dithio linkage and both carboxylic acid and hydroxyl functional groups. This unique bifunctional structure makes it a valuable intermediate for synthesizing novel polymers, functional materials, and bioactive compounds. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, polymer science, and specialty chemical industries for applications requiring precise molecular modification and cross-linking.

Application

• Pharmaceutical Intermediate: Used in the synthesis of drug candidates, particularly those requiring disulfide bridges or thiol-reactive moieties for targeted delivery or activity.
• Polymer Modification & Cross-linking Agent: Serves as a key monomer or cross-linker for producing specialty polymers with tailored properties like self-healing capabilities or controlled degradation.
• Bioconjugation Reagent: Facilitates the site-specific attachment of molecules (e.g., drugs, dyes, PEG chains) to proteins, antibodies, or other biomolecules in biotech research.
• Surface Functionalization: Applied to modify the surface properties of materials (e.g., nanoparticles, gold surfaces) to introduce specific chemical functionalities for advanced material science.
• Ligand Synthesis for Catalysis: Employed in the preparation of novel ligands for metal catalysts used in asymmetric synthesis and other advanced chemical transformations.
• Research & Development: A versatile building block in academic and industrial R&D for exploring new chemical entities and material properties.

Basic Information

Product Name	3-(2-Hydroxyethyldithio)Propionic Acid
CAS No.	1076198-23-6
Molecular Formula	C5H10O3S2
Molecular Weight	182.26 g/mol
Synonyms	2-(2-Carboxyethyl)dithio)ethanol; 2-Hydroxyethyl 3-carboxypropyldisulfide; 3-[(2-Hydroxyethyl)dithio]propanoic acid; β-(2-Hydroxyethyldithio)propionic Acid; HEDPA; (2-Hydroxyethyl) 3-carboxypropyl disulfide
EINECS	Contact for details

Quality Control

Our production of 3-(2-Hydroxyethyldio)Propionic Acid adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your critical syntheses. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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 compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere for long-term storage to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%

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