Description

Methanone, [(2S)-3,6-Dihydro-4,5-Dimethyl-2H-Pyran-2-Yl](4-Methylphenyl)- (9Ci) is a specialized chiral organic compound with the CAS number 827337-21-3, serving as a valuable synthetic intermediate in advanced chemical synthesis. Its defined stereochemistry and unique pyranyl-phenyl ketone structure make it a critical building block for constructing complex molecules with high precision. This compound is primarily utilized by research and development teams in the pharmaceutical and agrochemical industries for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and synthesis of potential new drug candidates, particularly for creating molecules with specific stereochemical requirements.
• Agrochemical Research: Used in the development of advanced pesticides and herbicides, where its structural motifs can contribute to biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex heterocyclic compounds and natural product analogs.
• Material Science Research: Investigated as a precursor or monomer for the development of specialized polymers and advanced organic materials.
• Catalyst and Ligand Development: Serves as a starting point for synthesizing novel chiral ligands or organocatalysts used in asymmetric synthesis.

Basic Information

Product Name	Methanone, [(2S)-3,6-Dihydro-4,5-Dimethyl-2H-Pyran-2-Yl](4-Methylphenyl)- (9Ci)
CAS No.	827337-21-3
Molecular Formula	C15H18O2
Molecular Weight	230.30 g/mol
Synonyms	(S)-[(4,5-Dimethyl-3,6-dihydro-2H-pyran-2-yl)](p-tolyl)methanone; (2S)-3,6-Dihydro-4,5-dimethyl-2H-pyran-2-yl 4-methylphenyl ketone; p-Tolyl (2S)-3,6-dihydro-4,5-dimethyl-2H-pyran-2-yl ketone; (S)-4,5-Dimethyl-3,6-dihydro-2H-pyran-2-yl p-tolyl ketone; 827337-21-3; (2S)-4,5-Dimethyl-3,6-dihydro-2H-pyran-2-yl (4-methylphenyl)methanone
EINECS	Contact for details

Quality Control

Our production of Methanone, [(2S)-3,6-Dihydro-4,5-Dimethyl-2H-Pyran-2-Yl](4-Methylphenyl)- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity for research applications. Each lot is characterized using advanced analytical techniques, including chiral HPLC, to confirm identity, enantiomeric excess, and purity. Certificates of Analysis (COA) detailing all relevant specifications are provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage under inert atmosphere, please contact us for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Melting Point	Contact for details
Residual Solvents (GC)	Meets ICH guidelines

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