Description

4-Hydroxy-α-(4-Hydroxy-2-Oxo-2H-1-Benzopyran-3-Yl)-2-Oxo-2H-1-Benzopyran-3-Acetic Acid is a high-purity, complex coumarin derivative with significant synthetic utility. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block for organic synthesis. It is essential for research and development laboratories, pharmaceutical manufacturers, and fine chemical producers focused on creating novel active ingredients and functional materials. The CAS number for this compound is 567-83-9.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel anticoagulant, anti-inflammatory, and antimicrobial agents based on the coumarin scaffold.
• Organic Synthesis Building Block: Utilized in complex multi-step syntheses to construct fused heterocyclic systems and functionalized molecules for material science.
• Research & Development: Serves as a standard or starting material in academic and industrial R&D for studying structure-activity relationships (SAR) and developing new chemical entities.
• Fluorescent Probe Development: Potential use in creating sensitive fluorescent dyes and sensors due to the inherent photophysical properties of the coumarin core.
• Agrochemical Synthesis: Intermediate for developing new crop protection agents and plant growth regulators.

Basic Information

Product Name	4-Hydroxy-α-(4-Hydroxy-2-Oxo-2H-1-Benzopyran-3-Yl)-2-Oxo-2H-1-Benzopyran-3-Acetic Acid
CAS No.	567-83-9
Molecular Formula	C₂₁H₁₂O₉
Molecular Weight	408.32 g/mol
Synonyms	3,3'-(Carboxymethylene)bis(4-hydroxycoumarin); 4-Hydroxy-α-(4-hydroxy-2-oxo-2H-1-benzopyran-3-yl)-2-oxo-2H-1-benzopyran-3-acetic acid; 3,3'-(1-Carboxyethylidene)bis(4-hydroxycoumarin); Bis(4-hydroxy-2-oxo-2H-chromen-3-yl)acetic acid; 4-Hydroxy-3-(4-hydroxy-2-oxo-2H-chromene-3-carbonyl)coumarin-3-acetic acid; 3-Carboxymethylenebis(4-hydroxycoumarin); Contact for details (EINECS)

Quality Control

Our 4-Hydroxy-α-(4-Hydroxy-2-Oxo-2H-1-Benzopyran-3-Yl)-2-Oxo-2H-1-Benzopyran-3-Acetic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets exacting research and pharmaceutical-grade standards. A detailed Certificate of Analysis (COA) is provided with each shipment to guarantee traceability and compliance with your specifications.

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 the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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