Description

Bis-(3-Hydroxypropyl)Disulfide is a versatile organosulfur compound featuring a disulfide bridge flanked by two hydroxypropyl groups. This unique structure makes it a valuable intermediate for synthesizing functional polymers, modifying biomolecules, and serving as a cross-linking agent. It is particularly sought after by researchers and manufacturers in the pharmaceutical, polymer science, and specialty chemical industries for applications requiring controlled reactivity and bifunctionality.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, particularly where a cleavable disulfide linker is required for targeted drug delivery.
• Polymer Modification & Cross-linking Agent: Imparts disulfide bonds into polymer backbones or networks, creating materials with dynamic, redox-responsive, or self-healing properties.
• Bioconjugation Reagent: Facilitates the site-specific modification of peptides, proteins, and antibodies for diagnostic and therapeutic applications.
• Hair Care & Cosmetic Additive: Acts as a precursor or intermediate in formulations for permanent wave solutions and hair-straightening products.
• Rubber & Elastomer Chemistry: Serves as a vulcanizing agent or accelerator modifier in the production of specialty rubbers.
• Ligand Synthesis for Catalysis: Used to prepare chelating ligands for metal complexes in catalytic processes.
• Surface Functionalization: Applied to modify material surfaces (e.g., gold, silica) to introduce thiol-reactive or hydrophilic groups.
• Research & Development: A key building block in organic synthesis and materials science research for exploring new disulfide chemistry.

Basic Information

Product Name	Bis-(3-Hydroxypropyl)Disulfide
CAS No.	177854-95-4
Molecular Formula	C6H14O2S2
Molecular Weight	182.31 g/mol
Synonyms	1,1'-[Dithiobis(2,1-ethanediyloxy)]bis-3-propanol; 3,3'-Dihydroxypropyl Disulfide; Bis(3-hydroxypropyl) Disulfide; 1,1'-[Dithiobis(ethyleneoxy)]di-3-propanol; 3-Hydroxypropyl Disulfide; DHPD; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our Bis-(3-Hydroxypropyl)Disulfide is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research 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 product traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible materials such as strong oxidizing agents. The product may be sensitive to moisture; ensure containers are kept tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (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.