Description

4-(3-Hydroxy-4-Methoxyphenyl)-5-Methoxy-7-Hydroxy-2H-1-Benzopyran-2-One CAS NO 91780-05-1 is a high-purity synthetic coumarin derivative, valued for its specific structural motif and functional groups. This compound is critical for advanced research and development in the pharmaceutical and fine chemical sectors, where precise molecular architecture is required. It serves as a key intermediate or reference standard for scientists and manufacturers developing novel active pharmaceutical ingredients (APIs), agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of novel drug candidates, particularly those targeting specific biological pathways.
• Reference Standard: Used in analytical laboratories for method development, validation, and quality control of related substances in pharmaceutical products.
• Biochemical Research: Employed in life science research to study enzyme interactions, receptor binding, or as a probe in mechanistic studies due to its coumarin core.
• Fine Chemical Synthesis: Acts as a versatile precursor for the preparation of more complex, functionalized organic molecules in specialty chemistry.
• Agrochemical Development: Investigated as an intermediate in the research and development of new crop protection agents and plant growth regulators.

Basic Information

Product Name	4-(3-Hydroxy-4-Methoxyphenyl)-5-Methoxy-7-Hydroxy-2H-1-Benzopyran-2-One
CAS No.	91780-05-1
Molecular Formula	C₁₇H₁₄O₆
Molecular Weight	314.29 g/mol
Synonyms	5,7-Dimethoxy-4-(3-hydroxy-4-methoxyphenyl)coumarin; 4-(3-Hydroxy-4-methoxyphenyl)-5,7-dimethoxycoumarin; 5,7-Dimethoxy-4-(3-hydroxy-4-methoxyphenyl)-2H-chromen-2-one; NSC 339586; Coumarin derivative 91780-05-1; 4-(3-Hydroxy-4-methoxyphenyl)-5-methoxy-7-hydroxycoumarin
EINECS	Contact for details

Quality Control

Our 4-(3-Hydroxy-4-Methoxyphenyl)-5-Methoxy-7-Hydroxy-2H-1-Benzopyran-2-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), to ensure it meets exacting standards for research and development use. Certificates of Analysis (COA) detailing all test results are provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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