Description

1H,3H-Pyrano[3,4-C]Pyran-3-Ol, Hexahydro-, (4Ar,8As)-Rel- (9Ci) is a specialized chiral intermediate of significant interest in advanced organic synthesis. Its complex fused pyran structure makes it a valuable building block for constructing intricate molecular architectures with precise stereochemistry. This compound is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of new drug candidates, particularly for complex heterocyclic targets.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides where specific stereochemistry is crucial for biological activity.
• Fine Chemical Production: Acts as a sophisticated building block for the synthesis of specialty chemicals, flavors, and fragrances requiring high purity and defined configuration.
• Academic & Industrial Research: Employed in methodological studies and process chemistry for exploring new synthetic routes to complex oxygen-containing heterocycles.
• Material Science Precursor: Investigated as a monomer or precursor for novel polymers and advanced materials with specific optical or structural properties.

Basic Information

Product Name	1H,3H-Pyrano[3,4-C]Pyran-3-Ol, Hexahydro-, (4Ar,8As)-Rel- (9Ci)
CAS No.	632328-46-2
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	rel-(4aR,8aS)-Hexahydro-1H,3H-pyrano[3,4-c]pyran-3-ol; Hexahydropyrano[3,4-c]pyran-3-ol; (4aR,8aS)-Octahydro-2H-pyrano[3,4-c]pyran-3-ol; 632328-46-2; Pyrano[3,4-c]pyran-3-ol, hexahydro-, (4aR,8aS)-rel-; Chiral fused pyran intermediate; Bicyclic pyranol
EINECS	Contact for details

Quality Control

Every batch of our 1H,3H-Pyrano[3,4-C]Pyran-3-Ol, Hexahydro-, (4Ar,8As)-Rel- (9Ci) is produced under strict quality management systems. We employ advanced analytical techniques including HPLC, GC, chiral analysis, and NMR to ensure identity, purity, and enantiomeric excess meet exacting customer requirements. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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