Description

2H-Pyran-2-Methanol,3,6-Dihydro-6-Methoxy-3-Methyl-,Acetate,(2S,3S)-(9Ci) is a chiral, stereochemically defined chemical intermediate of significant interest in advanced organic synthesis. This compound matters for its role as a key building block in the production of complex, biologically active molecules, offering precise control over stereochemistry. Pharmaceutical, agrochemical, and fine chemical research and development teams need this high-purity intermediate to create novel compounds with specific, targeted activities.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly in antiviral, anticancer, and anti-inflammatory drug discovery.
• Agrochemical Synthesis: Used in the production of advanced, stereoselective pesticides and herbicides where specific enantiomeric activity is required for efficacy and environmental safety.
• Fine Chemical Manufacturing: Serves as a versatile building block for synthesizing complex flavors, fragrances, and specialty chemicals that demand high stereochemical purity.
• Academic & Industrial Research: A valuable tool for chemists in methodology development, catalysis studies, and exploring new synthetic routes to complex molecular architectures.
• Material Science Precursor: Potential use in the synthesis of specialized monomers or ligands for advanced polymeric materials and catalysts.

Basic Information

Product Name	2H-Pyran-2-Methanol,3,6-Dihydro-6-Methoxy-3-Methyl-,Acetate,(2S,3S)-(9Ci)
CAS No.	639498-98-9
Molecular Formula	C10H16O4
Molecular Weight	200.23 g/mol
Synonyms	(2S,3S)-3,6-Dihydro-6-methoxy-3-methyl-2H-pyran-2-ylmethyl acetate; (2S,3S)-6-Methoxy-3-methyl-3,6-dihydro-2H-pyran-2-ylmethyl acetate; 2H-Pyran-2-methanol, 3,6-dihydro-6-methoxy-3-methyl-, acetate, (2S,3S)-; (2S,3S)-6-Methoxy-3-methyl-5,6-dihydro-2H-pyran-2-ylmethyl acetate; (2S,3S)-Dihydro-6-methoxy-3-methyl-2H-pyran-2-ylmethyl acetate; (2S,3S)-Methyl DHP acetate derivative; Chiral DHP-acetate intermediate; (2S,3S)-Acetate of dihydropyran methanol
EINECS	Contact for details

Quality Control

Our 2H-Pyran-2-Methanol,3,6-Dihydro-6-Methoxy-3-Methyl-,Acetate,(2S,3S)-(9Ci) is produced under strict quality management systems to ensure batch-to-batch consistency and high stereochemical purity. The product undergoes rigorous analytical testing, including chiral HPLC, NMR, and GC/MS, to confirm identity, purity, and enantiomeric excess. Certificates of Analysis (COA) detailing all specifications are provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is moisture-sensitive; keep the container tightly sealed under an inert atmosphere to prevent degradation.

Specification

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

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