Description

2H-Pyran-5-Carboxylicacid,2-Ethoxy-3,4-Dihydro-3-Methyl-4-Oxo-,Methylester(9Ci) is a specialized heterocyclic ester compound with a CAS number of 184719-43-5, serving as a valuable synthetic intermediate in advanced organic chemistry. Its unique pyranone core structure makes it a critical building block for constructing complex molecules in pharmaceutical and agrochemical research. This high-purity intermediate is essential for R&D chemists and process development scientists working on novel active ingredients and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting complex biological pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides that require specific heterocyclic scaffolds.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex esters, lactones, and other oxygen-containing heterocycles.
• Material Science: Potential monomer or modifier in the research of specialty polymers and advanced organic materials.
• Academic & Industrial R&D: Employed in methodological studies and scale-up processes for new synthetic routes in organic chemistry.

Basic Information

Product Name	2H-Pyran-5-Carboxylicacid,2-Ethoxy-3,4-Dihydro-3-Methyl-4-Oxo-,Methylester(9Ci)
CAS No.	184719-43-5
Molecular Formula	C10H14O5
Molecular Weight	214.22 g/mol
Synonyms	Methyl 2-ethoxy-3-methyl-4-oxo-3,4-dihydro-2H-pyran-5-carboxylate; 2-Ethoxy-3-methyl-4-oxo-3,4-dihydro-2H-pyran-5-carboxylic acid methyl ester; 2H-Pyran-5-carboxylic acid, 2-ethoxy-3,4-dihydro-3-methyl-4-oxo-, methyl ester; 184719-43-5; Methyl 2-ethoxy-3-methyl-4-oxo-4H-pyran-5-carboxylate; 5-Carbomethoxy-2-ethoxy-3-methyl-4-pyranone
EINECS	Contact for details

Quality Control

Our 2H-Pyran-5-Carboxylicacid,2-Ethoxy-3,4-Dihydro-3-Methyl-4-Oxo-,Methylester(9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and development. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality system is designed to meet the stringent requirements of pharmaceutical and fine chemical intermediates.

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 away from heat, sparks, and open flames. The container should be kept tightly sealed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Residual Solvents (GC)	Meets ICH guidelines
Water Content (KF)	≤ 0.5%

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