Description

1,4:3,6-Dianhydro-D-Glucitol Diacetate is a high-purity, versatile chemical intermediate derived from isosorbide. This compound matters for its role as a key building block in the synthesis of advanced polymers and specialty chemicals, offering a sustainable platform from renewable resources. It is primarily needed by manufacturers in the pharmaceutical, polymer, and fine chemical industries seeking to develop biodegradable materials, drug delivery systems, and high-performance additives.

Application

• Polymer Synthesis: A crucial monomer for producing biodegradable polyesters and polycarbonates with enhanced thermal and mechanical properties.
• Pharmaceutical Intermediates: Serves as a chiral building block in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs.
• Plasticizers: Used in the development of non-phthalate, bio-based plasticizers for PVC and other polymers.
• Cosmetic Ingredients: Acts as a precursor for emollients and conditioning agents in personal care formulations.
• Surfactants & Emulsifiers: A starting material for synthesizing non-ionic surfactants with good biodegradability.
• Adhesive & Coating Resins: Incorporated into resin formulations to improve flexibility and adhesion.
• Chemical Research: A valuable reagent in organic synthesis and material science R&D for creating novel derivatives.

Basic Information

Product Name	1,4:3,6-Dianhydro-D-Glucitol Diacetate
CAS No.	13042-38-1
Molecular Formula	C10H14O6
Molecular Weight	230.21 g/mol
Synonyms	Isosorbide Diacetate; D-Isosorbide Diacetate; Dianhydro-D-glucitol Diacetate; 1,4:3,6-Dianhydro-D-sorbitol Diacetate; Diacetyl Isosorbide; (3R,3aR,6S,6aR)-Hexahydrofuro[3,2-b]furan-3,6-diyl Diacetate; DAG Diacetate
EINECS	235-918-9

Quality Control

Our 1,4:3,6-Dianhydro-D-Glucitol Diacetate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for assay and purity, to ensure it meets precise specifications for pharmaceutical and industrial applications. A comprehensive Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is available for every shipment.

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 oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	97 - 102 °C
Specific Rotation	-40.0° to -44.0° (c=1 in CHCl3)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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