Description

1,4:3,6-Dianhydro-D-Glucitol Distearate is a high-purity, non-ionic surfactant and emulsifier derived from isosorbide and stearic acid. This compound is valued for its excellent stability, biocompatibility, and ability to modify the physical properties of formulations. It serves as a critical functional additive in the pharmaceutical, cosmetic, and specialty polymer industries, where consistent performance and material safety are paramount.

Application

• Pharmaceutical Excipient: Used as a non-ionic surfactant and solubilizer in solid dosage forms and topical preparations.
• Cosmetic & Personal Care: Functions as an effective emulsifier and texture enhancer in creams, lotions, and makeup products.
• Polymer Additive: Acts as an internal lubricant and processing aid in biodegradable polymers and specialty plastics.
• Food-Grade Applications: Employed as an emulsifier and stabilizer in certain food additive formulations (subject to specific grade and regulatory approval).
• Industrial Surfactant: Serves in specialty cleaning formulations and agrochemical emulsions requiring high stability.

Basic Information

Product Name	1,4:3,6-Dianhydro-D-Glucitol Distearate
CAS No.	26149-52-0
Molecular Formula	C42H78O8
Molecular Weight	711.07 g/mol
Synonyms	Isosorbide Distearate; D-Isosorbide Distearate; Dianhydro-D-Glucitol Distearate; 1,4:3,6-Dianhydro-D-Sorbitol Distearate; D-1,4:3,6-Dianhydrosorbitol Distearate; Isosorbide Dioctadecanoate; (3R,3aR,6S,6aR)-Hexahydrofuro[3,2-b]furan-3,6-diyl Dioctadecanoate
EINECS	Contact for details

Quality Control

Our 1,4:3,6-Dianhydro-D-Glucitol Distearate is manufactured under a strict quality management system. Each batch is tested to ensure it meets high-purity standards suitable for pharmaceutical and cosmetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and relevant specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and excessive heat.

Specification

Item	Specification
Appearance	White to off-white powder or flakes
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Acid Value	≤ 2.0 mg KOH/g
Heavy Metals	≤ 10 ppm
Residue on Ignition	≤ 0.1%
Loss on Drying	≤ 0.5%

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