Description

2H-Pyran-2-Carboxylicacid,6-Ethyl-3,6-Dihydro-5-Methyl-,1,1-Dimethylethylester,(6R)-(9Ci) is a chiral, high-purity chemical intermediate characterized by its specific stereochemistry and functionalized pyran ring structure. This compound is valued for its role as a critical building block in the synthesis of complex, biologically active molecules, offering precise control over the final product's stereochemical properties. It is primarily sought after by research institutions and pharmaceutical development teams engaged in advanced organic synthesis, medicinal chemistry, and the production of fine chemicals where enantiomeric purity is paramount.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system or metabolic disorders.
• Medicinal Chemistry Research: Used in lead optimization and structure-activity relationship (SAR) studies to explore new chemical entities with potential therapeutic benefits.
• Asymmetric Synthesis: Employed as a starting material or intermediate in catalytic asymmetric reactions to construct complex molecular architectures with high enantioselectivity.
• Fine Chemical Production: Integral to the multi-step synthesis of specialty chemicals, flavors, and fragrances requiring specific stereochemical configurations.
• Academic & Industrial R&D: Utilized in chemical research laboratories for methodological development and the exploration of new synthetic pathways.

Basic Information

Product Name	2H-Pyran-2-Carboxylicacid,6-Ethyl-3,6-Dihydro-5-Methyl-,1,1-Dimethylethylester,(6R)-(9Ci)
CAS No.	616895-70-6
Molecular Formula	C13H22O3
Molecular Weight	226.31 g/mol
Synonyms	(6R)-6-Ethyl-5-methyl-3,6-dihydro-2H-pyran-2-carboxylic acid tert-butyl ester; tert-Butyl (6R)-6-ethyl-5-methyl-3,6-dihydro-2H-pyran-2-carboxylate; (R)-tert-Butyl 6-ethyl-5-methyl-5,6-dihydro-2H-pyran-2-carboxylate; (6R)-6-Ethyl-5-methyl-5,6-dihydro-2H-pyran-2-carboxylic acid 1,1-dimethylethyl ester; (R)-6-Ethyl-5-methyl-3,6-dihydro-2H-pyran-2-carboxylic acid tert-butyl ester; 2H-Pyran-2-carboxylic acid, 6-ethyl-3,6-dihydro-5-methyl-, 1,1-dimethylethyl ester, (6R)-; (6R)-tert-Butyl 6-ethyl-5-methyl-3,6-dihydro-2H-pyran-2-carboxylate
EINECS	Contact for details

Quality Control

Our production of 2H-Pyran-2-Carboxylicacid,6-Ethyl-3,6-Dihydro-5-Methyl-,1,1-Dimethylethylester,(6R)-(9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques (HPLC, GC, NMR) to verify identity, assay, and enantiomeric excess. Certificates of Analysis (COA) documenting all critical quality attributes are provided and can be tailored to meet specific client or regulatory requirements.

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 the container tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
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.