Description

2H-Pyran-2-Carboxylicacid,3,6-Dihydro-4,6-Dimethyl-,(2R,6R)-Rel-(9Ci) is a high-purity, stereochemically defined chiral building block of significant interest in advanced organic synthesis. This compound matters because it provides a versatile scaffold for constructing complex molecules with precise three-dimensional architecture, a critical requirement in modern pharmaceutical and agrochemical development. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, fine chemical, and agrochemical industries for applications such as asymmetric synthesis and the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for candidates requiring specific stereochemistry.
• Asymmetric Catalysis Ligand Precursor: Used in the synthesis of novel chiral ligands and organocatalysts for enantioselective transformations.
• Fine Chemical Synthesis: Acts as a versatile building block for the construction of complex natural product analogs and specialty chemicals.
• Agrochemical Research: Employed in the development of new, stereochemically pure herbicides, fungicides, and insecticides with improved efficacy and environmental profiles.
• Material Science Research: Potential monomer or precursor for creating novel polymers with specific optical or structural properties.

Basic Information

Product Name	2H-Pyran-2-Carboxylicacid,3,6-Dihydro-4,6-Dimethyl-,(2R,6R)-Rel-(9Ci)
CAS No.	159849-59-9
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	(2R,6R)-rel-3,6-Dihydro-4,6-dimethyl-2H-pyran-2-carboxylic acid; 4,6-Dimethyl-3,6-dihydro-2H-pyran-2-carboxylic acid, (2R,6R)-rel-; 2H-Pyran-2-carboxylic acid, 3,6-dihydro-4,6-dimethyl-, (2R,6R)-rel-; Dihydrodimethylpyrancarboxylic acid; Chiral dihydropyran carboxylic acid; (rel)-(2R,6R)-4,6-Dimethyl-3,6-dihydro-2H-pyran-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our 2H-Pyran-2-Carboxylicacid,3,6-Dihydro-4,6-Dimethyl-,(2R,6R)-Rel-(9Ci) is produced under strict quality management systems to ensure batch-to-batch consistency and high purity, meeting the stringent requirements of research and process chemistry. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, chiral purity, and impurity profiles. We adhere to relevant industry standards and can support development projects requiring documentation for regulatory filings.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from strong acids and incompatible materials such as strong oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% de (diastereomeric excess)
Water Content (KF)	≤ 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.