Description

2H-Pyran-3(6H)-One,6-Ethoxy-2-(Hydroxymethyl)-,o-Methyloxime,[2S-(2Alpha,3Z,6Bta)]-(9Ci) is a high-purity, stereochemically defined chiral building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of complex, biologically active molecules, offering precise control over molecular architecture. It is primarily needed by research institutions and pharmaceutical companies engaged in the synthesis of novel active pharmaceutical ingredients (APIs), agrochemicals, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a critical chiral synthon in the multi-step synthesis of potential drug candidates, particularly in medicinal chemistry programs.
• Agrochemical Research: Used in the development of novel pesticides and herbicides where specific stereochemistry is crucial for biological activity.
• Asymmetric Synthesis: Employed as a building block in catalytic asymmetric reactions to construct complex molecular frameworks with high enantiomeric purity.
• Fine Chemical Production: Acts as a precursor for the manufacture of specialty chemicals, flavors, and fragrances requiring specific stereoisomers.
• Academic & R&D: Utilized in university and corporate research laboratories for methodological studies in organic and synthetic chemistry.
• Process Chemistry Development: Investigated for scalable synthesis routes in pilot plants for the production of high-value target molecules.

Basic Information

Product Name	2H-Pyran-3(6H)-One,6-Ethoxy-2-(Hydroxymethyl)-,o-Methyloxime,[2S-(2Alpha,3Z,6Bta)]-(9Ci)
CAS No.	135635-22-2
Molecular Formula	C9H15NO4
Molecular Weight	201.22 g/mol
Synonyms	(2S,3Z,6R)-6-Ethoxy-2-(hydroxymethyl)-3-[(methoxyimino)methyl]-3,6-dihydro-2H-pyran-3-ol; 6-Ethoxy-2-(hydroxymethyl)-2H-pyran-3(6H)-one O-methyloxime (2S,3Z,6R)-isomer; (2S,3Z,6R)-rel-6-Ethoxy-2-(hydroxymethyl)-3,6-dihydro-2H-pyran-3-one O-methyloxime; CAS 135635-22-2; Chiral Pyranone Oxime Ether; (2S,3Z,6R)-Isomer of the specified pyranone oxime.
EINECS	Contact for details

Quality Control

Our 2H-Pyran-3(6H)-One,6-Ethoxy-2-(Hydroxymethyl)-,o-Methyloxime,[2S-(2Alpha,3Z,6Bta)]-(9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity assessment by HPLC, to ensure it meets the high standards required for research and development applications. Certificates of Analysis (COA) detailing identity, purity, and chiral excess are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This compound may be hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed to exclude moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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