Description

3,5:6,7-Bis-o-(1-Methylethylidene)-α-D-Glucoheptonic γ-Lactone is a high-purity, protected sugar derivative and a key chiral building block in organic synthesis. This compound matters for its role in constructing complex carbohydrate mimetics and as a versatile intermediate in the development of pharmaceuticals and fine chemicals. It is essential for research chemists and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require advanced, enantiomerically pure intermediates for asymmetric synthesis and process development.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon for the synthesis of nucleoside analogs, antiviral agents, and other active pharmaceutical ingredients (APIs).
• Carbohydrate Chemistry Research: Serves as a protected precursor for the preparation of complex oligosaccharides, glycoconjugates, and glycomimetics.
• Agrochemical Synthesis: Used in the development of chiral pesticides and herbicides where specific stereochemistry is required for biological activity.
• Fine Chemical Production: Acts as a building block for specialty chemicals, including chiral ligands for catalysis and advanced materials.
• Biochemical Tool Development: Employed in the design and synthesis of enzyme inhibitors and molecular probes for glycoscience research.

Basic Information

Item	Detail
Product Name	3,5:6,7-Bis-o-(1-Methylethylidene)-α-D-Glucoheptonic γ-Lactone
CAS No.	6605-22-7
Molecular Formula	C13H20O7
Molecular Weight	288.29 g/mol
Synonyms	3,5:6,7-Di-O-isopropylidene-α-D-glucoheptono-1,4-lactone; Di-O-isopropylidene-D-glucoheptono-1,4-lactone; 1,4-Lactone of 3,5:6,7-di-O-isopropylidene-D-glucoheptonic acid; D-gluco-Heptonic acid, 3,5:6,7-bis-O-(1-methylethylidene)-, γ-lactone; Isopropylidene-protected glucoheptonolactone; 6605-22-7; Diisopropylidene glucoheptonolactone
EINECS	Contact for details

Quality Control

Every batch of 3,5:6,7-Bis-o-(1-Methylethylidene)-α-D-Glucoheptonic γ-Lactone is manufactured under strict quality management systems. We provide comprehensive analytical documentation to ensure the identity, purity, and consistency required for critical B2B applications. Certificates of Analysis (COA) detailing specifications such as assay, optical rotation, and impurity profiles are available upon request, supporting compliance in regulated environments.

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). Keep the container tightly sealed to protect this light-sensitive material from moisture and atmospheric contaminants.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Specific Optical Rotation	Contact for details
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.