Description

2H-Pyran-2-Carboxylicacid,5,6-Dihydro-6-Methyl-,Methylester,trans-(9Ci) is a high-purity, specialized chemical intermediate belonging to the dihydropyran carboxylate ester family. This compound matters for its role as a versatile building block in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily needed by research and development chemists and process engineers in the pharmaceutical, agrochemical, and fine chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for molecules containing dihydropyran or tetrahydropyran motifs.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides where its structural features impart specific biological activity.
• Fine Chemical Manufacturing: Serves as a precursor for flavors, fragrances, and other specialty chemicals requiring high-purity, complex intermediates.
• Academic & Industrial Research: Employed in methodological studies and as a standard in synthetic organic chemistry for developing new catalytic or asymmetric transformations.
• Material Science Precursor: Potential use in the synthesis of monomers or ligands for polymers and advanced functional materials.

Basic Information

Product Name	2H-Pyran-2-Carboxylicacid,5,6-Dihydro-6-Methyl-,Methylester,trans-(9Ci)
CAS No.	189386-90-1
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	trans-5,6-Dihydro-6-methyl-2H-pyran-2-carboxylic acid methyl ester; Methyl (2R,6R)-5,6-dihydro-6-methyl-2H-pyran-2-carboxylate; Methyl 5,6-dihydro-6-methyl-2H-pyran-2-carboxylate; 6-Methyl-5,6-dihydro-2H-pyran-2-carboxylic acid methyl ester; Dihydro-6-methyl-2H-pyran-2-carboxylic acid methyl ester; trans-6-Methyl-5,6-dihydro-2H-pyran-2-carboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our 2H-Pyran-2-Carboxylicacid,5,6-Dihydro-6-Methyl-,Methylester,trans-(9Ci) is produced under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and process chemistry. Comprehensive Certificates of Analysis (COA) detailing identity, 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 controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.