Description

D-Glucitol 1-(3-Mercaptopropionate) is a functionalized sugar alcohol derivative, combining the biocompatible backbone of glucitol with a reactive thiol group. This unique structure makes it a valuable intermediate for synthesizing specialized polymers, bioconjugates, and materials requiring controlled cross-linking or surface modification. It is primarily utilized by R&D chemists and production specialists in the pharmaceutical, specialty polymer, and advanced material science industries.

Application

• Pharmaceutical Intermediate: Used in the synthesis of prodrugs, bioconjugates, and drug delivery systems where a biocompatible linker with a reactive thiol is required.
• Polymer Modification: Acts as a chain transfer agent or functional monomer for introducing hydrophilic and thiol-reactive sites into acrylic, vinyl, or polyurethane polymers.
• Cross-linking Agent: Employed in the formulation of hydrogels, adhesives, and coatings that cure via thiol-ene or thiol-Michael addition click chemistry.
• Surface Functionalization: Used to modify the surface of nanoparticles, chromatographic media, or biomedical devices to enhance biocompatibility and enable further conjugation.
• Biochemical Research: Serves as a building block for synthesizing ligands, probes, or affinity chromatography supports in life science research.
• Cosmetic Ingredient Synthesis: Potential intermediate for creating novel, skin-compatible polymers or active delivery systems in advanced cosmetic formulations.

Basic Information

Product Name	D-Glucitol 1-(3-Mercaptopropionate)
CAS No.	68928-45-0
Molecular Formula	C9H18O7S
Molecular Weight	270.30 g/mol
Synonyms	1-O-(3-Mercaptopropionyl)-D-glucitol; D-Sorbitol 1-(3-mercaptopropionate); Sorbitol 3-mercaptopropionate; 3-Mercaptopropionic Acid D-Glucitol Ester; Glucitol 3-mercaptopropanoate; Thiol-functionalized sorbitol ester
EINECS	Contact for details

Quality Control

Our D-Glucitol 1-(3-Mercaptopropionate) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including assay, purity profiling, and identification, to ensure it meets precise customer specifications and internal standards. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 2-8°C to minimize oxidation and maintain stability. Allow the container to reach room temperature before opening to prevent moisture condensation.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Free Thiol Content (Titration)	≥ 90% of theoretical

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