Description

1,3:2,4-Dibenzylidene Sorbitol is a high-performance organogelator and clarifying agent widely used in polymer processing. This compound matters for its exceptional ability to form transparent, thermoreversible gels and improve the optical properties of various polymer matrices. Industries that need it include plastics manufacturing, pharmaceuticals, and personal care, where it is valued for its nucleating and clarifying effects. Its versatility makes it a critical additive for enhancing product clarity and performance.

Application

• Polymer Clarifying Agent: Primary use as a nucleating agent to improve transparency and reduce haze in polypropylene (PP) and other polyolefins.
• Gel Formation: Acts as an efficient low-molecular-weight organogelator for organic solvents and oils, useful in specialty formulations.
• Pharmaceuticals: Employed in controlled-release drug delivery systems and as a component in topical gel preparations.
• Personal Care & Cosmetics: Used to modify the rheology and stabilize the structure of creams, gels, and sticks.
• Food Packaging Materials: Incorporated into compliant polymers for food contact applications to enhance clarity.
• Industrial Coatings & Inks: Serves as a rheology modifier and anti-settling agent.
• Research & Development: A key compound in material science for studying gelation mechanisms and polymer crystallization.

Basic Information

Product Name	1,3:2,4-Dibenzylidene Sorbitol
CAS No.	32647-67-9
Molecular Formula	C20H22O6
Molecular Weight	358.39 g/mol
Synonyms	DBS; Dibenzylidene Sorbitol; 1,3:2,4-Di-O-benzylidene-D-sorbitol; D-Sorbitol, 1,3:2,4-dibenzylidene-; Gel Agent DBS; Millad 3905; EC 251-136-4; Sorbitol dibenzylidene acetal
EINECS	251-136-4

Quality Control

Our 1,3:2,4-Dibenzylidene Sorbitol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for assay and purity, to ensure it meets the high standards required for industrial and specialty applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and physical 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 a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Melting Point	224 - 228 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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