Description

Dianhydromannitol is a specialized organic compound derived from mannitol, serving as a versatile chiral building block and intermediate. Its unique bicyclic structure makes it valuable for synthesizing complex molecules with specific stereochemistry. This compound is particularly relevant for research and development in the pharmaceutical and fine chemical industries. Professionals seeking high-purity intermediates for advanced synthesis will find this material essential.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring chiral purity and complex cyclic structures.
• Chiral Auxiliary/Synthon: Serves as a starting material or building block for creating enantiomerically pure compounds in asymmetric synthesis.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, including ligands for catalysis and advanced materials.
• Biochemical Research: Utilized as a standard or reagent in carbohydrate chemistry and metabolic pathway studies.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for producing specialty polymers with specific thermal or mechanical properties.

Basic Information

Product Name	Dianhydromannitol
CAS No.	19895-66-0
Molecular Formula	C6H10O4
Molecular Weight	146.14 g/mol
Synonyms	1,4:3,6-Dianhydro-D-mannitol; Isomannide; D-Isomannide; 1,4:3,6-Dianhydromannitol; Dianhydro-D-mannitol; (3R,3aR,6S,6aR)-Hexahydrofuro[3,2-b]furan-3,6-diol
EINECS	243-374-1

Quality Control

Our Dianhydromannitol is produced under a rigorous quality management system. Each batch is tested to ensure it meets high-purity standards suitable for research and synthesis applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles 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. Due to its hygroscopic nature, the container should be kept sealed under dry, inert conditions to prevent moisture absorption. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Specific Rotation	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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