Description

2H-Pyran-2-Carboxylicacid,4-Ethoxy-3,6-Dihydro-2-Methyl-6-Oxo-,Methylester,(2S)-(9Ci) is a high-purity chiral intermediate of significant importance in advanced organic synthesis. Its value lies in its specific stereochemistry and functional groups, which make it a critical building block for constructing complex molecular architectures. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and production of active pharmaceutical ingredients (APIs), particularly for candidates with pyran-based structures.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and insecticides where specific stereochemistry is required for bioactivity.
• Organic Chemistry Research: Serves as a versatile starting material or intermediate in academic and industrial R&D for exploring new synthetic methodologies and creating novel chemical entities.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, flavors, and fragrances that require high-purity, structurally defined intermediates.

Basic Information

Product Name	2H-Pyran-2-Carboxylicacid,4-Ethoxy-3,6-Dihydro-2-Methyl-6-Oxo-,Methylester,(2S)-(9Ci)
CAS No.	320603-99-4
Molecular Formula	C10H14O5
Molecular Weight	214.22 g/mol
Synonyms	(2S)-4-Ethoxy-3,6-dihydro-2-methyl-6-oxo-2H-pyran-2-carboxylic acid methyl ester; Methyl (2S)-4-ethoxy-3,6-dihydro-2-methyl-6-oxo-2H-pyran-2-carboxylate; (S)-4-Ethoxy-3,6-dihydro-2-methyl-6-oxo-2H-pyran-2-carboxylic acid methyl ester; 2H-Pyran-2-carboxylic acid, 4-ethoxy-3,6-dihydro-2-methyl-6-oxo-, methyl ester, (2S)-; CAS 320603-99-4; (S)-Methyl 4-ethoxy-2-methyl-6-oxo-3,6-dihydro-2H-pyran-2-carboxylate
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. We offer material suitable for research and development under a commitment to high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing purity, chiral purity, and impurity profiles are 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 light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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