Description

(4R)-6α-Decyltetrahydro-3-Methylene-2-Oxo-2H-Pyran-4α-Carboxylic Acid CAS NO 20247-98-7 is a specialized chiral lactone derivative with a complex decane-substituted structure. This compound serves as a high-value intermediate for synthesizing advanced molecules in pharmaceutical and fine chemical research. It is primarily required by R&D chemists and process development scientists working on novel active pharmaceutical ingredients (APIs), chiral catalysts, and complex natural product analogs.

Application

• Pharmaceutical Intermediate: Key chiral building block for the synthesis of novel therapeutic agents and complex drug candidates.
• Asymmetric Synthesis: Utilized in the development of chiral catalysts and ligands for stereoselective chemical transformations.
• Fine Chemical Production: Serves as a precursor for high-value specialty chemicals, fragrances, and advanced material monomers.
• Academic & Industrial Research: Critical reagent in medicinal chemistry programs and synthetic methodology development for constructing complex molecular architectures.
• Natural Product Analog Synthesis: Used to create synthetic analogs of complex natural products for biological activity screening.

Basic Information

Product Name	(4R)-6α-Decyltetrahydro-3-Methylene-2-Oxo-2H-Pyran-4α-Carboxylic Acid
CAS No.	20247-98-7
Molecular Formula	C₁₇H₂₈O₄
Molecular Weight	296.40 g/mol
Synonyms	(4R)-6α-Decyltetrahydro-3-methylene-2-oxo-2H-pyran-4α-carboxylic acid; 6α-Decyltetrahydro-3-methylene-2-oxo-2H-pyran-4α-carboxylic acid, (4R)-; 2H-Pyran-4α-carboxylic acid, 6α-decyltetrahydro-3-methylene-2-oxo-, (4R)-; (4R)-6α-Decyl-3-methylenetetrahydro-2-oxopyran-4-carboxylic acid; Decanoic acid, 10-(5,6-dihydro-3-methylene-2-oxo-4-pyranyl)-, (4R)-; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our (4R)-6α-Decyltetrahydro-3-Methylene-2-Oxo-2H-Pyran-4α-Carboxylic Acid is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chiral purity verification by HPLC, to ensure identity, potency, and consistency. Certificates of Analysis (COA) detailing purity, chiral excess, and impurity profiles are provided with each shipment to support your regulatory and R&D documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Conforms to reference retention time
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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