Description

3,4-Dihydro-4-Oxo-2H-1-Benzopyran-2-Carboxylic Acid is a high-purity organic intermediate of significant importance in synthetic chemistry. This compound serves as a versatile building block for the development of more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought after by research institutions and industrial manufacturers engaged in the synthesis of active pharmaceutical ingredients (APIs), fine chemicals, and novel heterocyclic compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a crucial building block for manufacturing specialty and performance chemicals.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D for constructing chromone and coumarin derivatives.
• Material Science: Potential applications in the development of advanced organic materials and functional polymers.

Basic Information

Product Name	3,4-Dihydro-4-Oxo-2H-1-Benzopyran-2-Carboxylic Acid
CAS No.	51048-00-1
Molecular Formula	C10H8O4
Molecular Weight	192.17 g/mol
Synonyms	2-Carboxy-2H-chromen-4-one; 2H-1-Benzopyran-2-carboxylic acid, 3,4-dihydro-4-oxo-; 4-Oxochroman-2-carboxylic acid; Chroman-4-one-2-carboxylic acid; 2-Carboxychroman-4-one; Coumarin-2-carboxylic acid, dihydro-; 4-Oxo-3,4-dihydro-2H-chromene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our 3,4-Dihydro-4-Oxo-2H-1-Benzopyran-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment ensures the material meets the stringent requirements for research and industrial synthesis.

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). This product is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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