Description

7-Methoxycoumarin-3-Carboxylic Acid is a key organic intermediate belonging to the coumarin family of heterocyclic compounds. This high-purity building block is essential for synthesizing advanced fluorescent probes, pharmaceutical agents, and specialty fine chemicals. It is primarily sought by research institutions and industrial manufacturers in the life sciences, agrochemical, and advanced material sectors for its versatile reactivity and photophysical properties.

Application

• Fluorescent Probe & Dye Synthesis: A critical precursor for developing sensitive fluorescent tags and molecular sensors used in bioimaging and diagnostic assays.
• Pharmaceutical Intermediate: Serves as a key building block in the research and development of novel therapeutic agents, including potential anticoagulants and anti-inflammatory drugs.
• Agrochemical Research: Used in the synthesis of advanced crop protection agents and plant growth regulators due to its bioactive coumarin core.
• Organic Light-Emitting Diodes (OLEDs): Employed in the development of organic electronic materials and emissive layers for display technologies.
• Photopolymerization Initiators: Acts as a photoactive component in formulations for UV-curable coatings, inks, and resins.
• Chemical Biology & Proteomics: Utilized as a scaffold for creating activity-based probes to study enzyme function and protein interactions.

Basic Information

Product Name	7-Methoxycoumarin-3-Carboxylic Acid
CAS No.	20300-59-8
Molecular Formula	C11H8O5
Molecular Weight	220.18 g/mol
Synonyms	3-Carboxy-7-methoxycoumarin; 7-Methoxy-3-coumarincarboxylic Acid; 7-Methoxycoumarin-3-carboxylic acid; 7-Methoxy-2-oxo-2H-chromene-3-carboxylic acid; 7-Methoxy-2-oxo-2H-1-benzopyran-3-carboxylic acid; 7-Methoxyumbelliferone-3-carboxylic acid; 3-Carboxyumbelliferone methyl ether
EINECS	243-724-9

Quality Control

Our 7-Methoxycoumarin-3-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and residual solvent analysis. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with every shipment to ensure traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong bases and incompatible materials. The compound is light-sensitive and should be stored away from light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Melting Point	255 - 260 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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