Description

2H-Pyran-2-Carboxylicacid,5,6-Dihydro-6-Methyl-,Methylester,cis-(9Ci) is a specialized cis-configured dihydropyran derivative that serves as a valuable chiral building block and synthetic intermediate. This compound matters for its role in constructing complex molecular architectures, particularly in the synthesis of biologically active molecules and fine chemicals. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for developing new active ingredients and functional compounds.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the research and development of novel therapeutic agents, including potential antiviral or anti-inflammatory drugs.
• Agrochemical Synthesis: Building block for creating advanced, stereospecific pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Used in the synthesis of complex flavors, fragrances, and other high-value specialty chemicals.
• Academic & Industrial Research: A crucial reagent in methodological chemistry research for studying cycloaddition reactions and stereoselective synthesis.
• Material Science Precursor: Potential monomer or modifier in the development of specialized polymers with unique optical or electronic properties.

Basic Information

Product Name	2H-Pyran-2-Carboxylicacid,5,6-Dihydro-6-Methyl-,Methylester,cis-(9Ci)
CAS No.	189386-72-9
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	cis-5,6-Dihydro-6-methyl-2H-pyran-2-carboxylic acid methyl ester; Methyl cis-5,6-dihydro-6-methyl-2H-pyran-2-carboxylate; (cis)-6-Methyl-5,6-dihydro-2H-pyran-2-carboxylic acid methyl ester; 2H-Pyran-2-carboxylic acid, 5,6-dihydro-6-methyl-, methyl ester, cis-; 189386-72-9; cis-Dihydromethyl pyrancarboxylate; Methyl 6-methyl-3,6-dihydro-2H-pyran-2-carboxylate (cis)
EINECS	Contact for details

Quality Control

Our 2H-Pyran-2-Carboxylicacid,5,6-Dihydro-6-Methyl-,Methylester,cis-(9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chiral purity verification, to ensure it meets the high standards required for advanced synthetic applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical R&D and production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% cis-isomer
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.