Description

2H-Pyran-3,4-Dione, Dihydro-5-Hydroxy-6-Methoxy-, (5R,6S)- (9Ci) is a high-purity, stereochemically defined heterocyclic compound, identified by CAS NO 627102-33-4. This compound serves as a critical chiral building block and synthetic intermediate for advanced research and development. It is essential for pharmaceutical chemists, agrochemical researchers, and material scientists working on novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in stereoselective synthesis.
• Agrochemical Research: Used in the synthesis of advanced crop protection agents and herbicides, leveraging its unique pyran-dione scaffold.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex heterocyclic compounds in specialty and performance chemical manufacturing.
• Biochemical Research: Employed in studies involving enzyme inhibitors or as a molecular probe due to its specific stereochemistry and functional groups.
• Material Science: Potential application as a monomer or functional additive in the development of advanced polymers with specific optical or electronic properties.

Basic Information

Product Name	2H-Pyran-3,4-Dione, Dihydro-5-Hydroxy-6-Methoxy-, (5R,6S)- (9Ci)
CAS No.	627102-33-4
Molecular Formula	C7H8O5
Molecular Weight	172.13 g/mol
Synonyms	(5R,6S)-5-Hydroxy-6-methoxydihydro-2H-pyran-3,4-dione; Dihydro-5-hydroxy-6-methoxy-2H-pyran-3,4-dione, (5R,6S)-; 5-Hydroxy-6-methoxy-3,4-dihydro-2H-pyran-3,4-dione; (5R,6S)-5-Hydroxy-6-methoxy-3,4-dihydro-2H-pyran-3,4-dione; 627102-33-4; (5R,6S)-isomer of dihydro-5-hydroxy-6-methoxy-2H-pyran-3,4-dione
EINECS	Contact for details

Quality Control

Our 2H-Pyran-3,4-Dione, Dihydro-5-Hydroxy-6-Methoxy-, (5R,6S)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC, to ensure compliance with exacting research and development standards. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive); therefore, containers should be kept sealed under an inert atmosphere if specified.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% (5R,6S)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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