Description

(3R,4S,5S,6R)-3,4,5,6-Tetrahydroxyoxepan-2-One is a high-purity, specialized carbohydrate derivative and a key chiral building block in organic synthesis. Its defined stereochemistry makes it a valuable intermediate for the development of pharmaceuticals, fine chemicals, and advanced materials. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and life science industries seeking to create complex molecules with precise three-dimensional structures.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in antiviral, antibiotic, and glycosidase inhibitor research.
• Carbohydrate Chemistry Research: Serves as a fundamental building block for constructing complex oligosaccharides, glycoconjugates, and glycomimetics in academic and industrial R&D.
• Agrochemical Synthesis: Used in the development of advanced, stereospecific pesticides and herbicides where specific chirality is critical for bioactivity.
• Fine Chemical Production: Employed as a precursor for specialty chemicals, flavors, and fragrances requiring high enantiomeric purity.
• Biochemical Tool: Acts as a substrate or inhibitor in enzymatic studies and for probing carbohydrate-processing pathways.
• Material Science: Potential monomer for creating novel biodegradable polymers or functional materials with specific stereochemical properties.

Basic Information

Product Name	(3R,4S,5S,6R)-3,4,5,6-Tetrahydroxyoxepan-2-One
CAS No.	2426-46-2
Molecular Formula	C6H10O6
Molecular Weight	178.14 g/mol
Synonyms	D-Glycero-D-gulo-Heptono-1,4-lactone; (3R,4S,5S,6R)-3,4,5,6-Tetrahydroxy-2-oxepanone; D-glycero-D-gulo-Heptonolactone; Heptono-1,4-lactone, D-glycero-D-gulo-; 1,4-Heptonolactone, D-glycero-D-gulo-; NSC 401564; D-glycero-D-gulo-Heptono-γ-lactone
EINECS	219-363-5

Quality Control

Our (3R,4S,5S,6R)-3,4,5,6-Tetrahydroxyoxepan-2-One is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) detailing identity, purity, and chiral excess are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption and potential degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 1.0%
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.