Description

4H-1-Benzopyran-2-Carboxylicacid,3-Ethyl-4-Oxo-(8Ci) is a high-purity, synthetic organic compound belonging to the benzopyran class, serving as a crucial advanced intermediate in fine chemical synthesis. Its defined molecular structure makes it a valuable building block for researchers and manufacturers developing novel active compounds. This product is essential for pharmaceutical R&D, agrochemical innovation, and the synthesis of specialty materials where precise chemical architecture is required.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Synthesis: Used in creating novel active ingredients for crop protection products, such as herbicides and fungicides.
• Fine Chemical Production: Serves as a specialized building block for synthesizing complex molecules used in flavors, fragrances, and electronic chemicals.
• Academic & Industrial Research: Employed in chemical libraries and for structure-activity relationship (SAR) studies in medicinal chemistry.
• Material Science Precursor: Potential use in the development of organic semiconductors, dyes, and photoresponsive materials.

Basic Information

Product Name	4H-1-Benzopyran-2-Carboxylicacid,3-Ethyl-4-Oxo-(8Ci)
CAS No.	801138-61-4
Molecular Formula	C12H10O4
Molecular Weight	218.21 g/mol
Synonyms	3-Ethyl-4-oxo-4H-chromene-2-carboxylic acid; 3-Ethyl-4-oxo-4H-1-benzopyran-2-carboxylic acid; 4-Oxo-3-ethyl-4H-chromene-2-carboxylic acid; Chromene-2-carboxylic acid, 3-ethyl-4-oxo-; 3-Ethyl-4-oxochromene-2-carboxylic acid; 801138-61-4; AKOS005258065
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-2-Carboxylicacid,3-Ethyl-4-Oxo-(8Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.