Description

2H-Pyran,Tetrahydro-2,4-Dimethoxy-6-Methyl-,(4R,6S)-(9Ci) is a high-purity, stereochemically defined chiral building block and synthetic intermediate. This compound is of significant value in advanced organic synthesis, particularly for constructing complex molecular architectures with precise stereochemistry. It is primarily needed by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and fine chemical sectors for the development of novel active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new drug candidates, especially for central nervous system (CNS) and cardiovascular targets.
• Agrochemical Synthesis: Used in the production of advanced, stereoselective pesticides and herbicides where specific chirality enhances biological activity.
• Fine Chemical Production: Serves as a versatile precursor for synthesizing complex flavors, fragrances, and other high-value specialty chemicals.
• Academic & Contract Research: Employed in university laboratories and CROs (Contract Research Organizations) for methodological studies in asymmetric synthesis and catalysis.
• Material Science Research: Investigated as a monomer or precursor for novel polymers and functional materials with specific optical or physical properties.

Basic Information

Product Name	2H-Pyran,Tetrahydro-2,4-Dimethoxy-6-Methyl-,(4R,6S)-(9Ci)
CAS No.	237056-36-9
Molecular Formula	C8H16O3
Molecular Weight	160.21 g/mol
Synonyms	(4R,6S)-2,4-Dimethoxy-6-methyltetrahydro-2H-pyran; (4R,6S)-6-Methyl-2,4-dimethoxytetrahydropyran; 2H-Pyran, tetrahydro-2,4-dimethoxy-6-methyl-, (4R,6S)-; (4R,6S)-Tetrahydro-2,4-dimethoxy-6-methyl-2H-pyran; (4R-cis)-2,4-Dimethoxy-6-methyltetrahydropyran; Chiral Dihydropyran Derivative; (4R,6S)-DMDHP
EINECS	Contact for details

Quality Control

Our 2H-Pyran,Tetrahydro-2,4-Dimethoxy-6-Methyl-,(4R,6S)-(9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC and GC, to ensure compliance with research and development grade standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profile is provided with every shipment.

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 strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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