Description

4H-Pyran-3-Carboxylicacid,4-Oxo-,Methylester(9Ci) is a high-purity organic compound with the CAS number 184719-44-6, serving as a valuable heterocyclic building block in advanced synthesis. This compound is critical for research and development chemists requiring precise molecular scaffolds for creating novel active ingredients. It is primarily needed by the pharmaceutical, agrochemical, and fine chemical industries for applications in medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting complex biological pathways.
• Agrochemical Synthesis: Used in the creation of advanced pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Fine Chemical Production: Serves as a versatile building block for synthesizing specialty chemicals, dyes, and functional materials.
• Academic & Industrial R&D: Employed in research laboratories for methodological studies and the development of new synthetic routes.
• Material Science: Investigated for potential use in the development of organic electronic materials and polymers.

Basic Information

Product Name	4H-Pyran-3-Carboxylicacid,4-Oxo-,Methylester(9Ci)
CAS No.	184719-44-6
Molecular Formula	C7H6O4
Molecular Weight	154.12 g/mol
Synonyms	4-Oxo-4H-pyran-3-carboxylic acid methyl ester; Methyl 4-oxo-4H-pyran-3-carboxylate; 3-Methoxycarbonyl-4-pyrone; 4-Oxo-4H-pyran-3-carboxylic acid methyl ester; 4H-Pyran-3-carboxylic acid, 4-oxo-, methyl ester; Methyl 4-oxopyran-3-carboxylate; 3-Carbomethoxy-4-pyrone
EINECS	Contact for details

Quality Control

Our 4H-Pyran-3-Carboxylicacid,4-Oxo-,Methylester(9Ci) is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.