Description

2H-Pyran-3,4-Dione, Dihydro-5-Hydroxy-6-Methoxy-, (5S,6S)- (9Ci) is a high-purity, stereochemically defined pyranone derivative. This compound serves as a valuable chiral building block and synthetic intermediate for advanced organic synthesis. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and fine chemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new drug candidates, particularly in medicinal chemistry programs.
• Agrochemical Synthesis: Used in the synthesis of novel, biologically active molecules for crop protection and pest management.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, flavors, fragrances, and advanced materials.
• Academic & Industrial Research: A critical reagent in methodological studies, asymmetric synthesis, and total synthesis of natural products.
• Biochemical Research: Potential use as a probe or inhibitor in enzymatic studies due to its specific structural motifs.

Basic Information

Product Name	2H-Pyran-3,4-Dione, Dihydro-5-Hydroxy-6-Methoxy-, (5S,6S)- (9Ci)
CAS No.	623563-07-5
Molecular Formula	C7H8O5
Molecular Weight	172.14 g/mol
Synonyms	(5S,6S)-5-Hydroxy-6-methoxy-2H-pyran-3,4(5H,6H)-dione; Dihydro-5-hydroxy-6-methoxy-2H-pyran-3,4-dione, (5S,6S)-; 5-Hydroxy-6-methoxydihydro-2H-pyran-3,4-dione; (5S,6S)-5-Hydroxy-6-methoxy-3,4-dihydro-2H-pyran-3,4-dione; (5S,6S)-Dihydro-5-hydroxy-6-methoxy-2H-pyran-3,4-dione; CAS 623563-07-5
EINECS	Contact for details

Quality Control

Our production of 2H-Pyran-3,4-Dione, Dihydro-5-Hydroxy-6-Methoxy-, (5S,6S)- (9Ci) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chiral purity verification, to ensure high chemical and isomeric purity suitable for demanding synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and batch-to-batch consistency.

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). Keep away from incompatible materials such as strong oxidizing agents, strong bases, and strong acids. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
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.