Description

4H-1-Benzopyran-4-One, 5-Methoxy- is a high-purity chromone derivative, a key synthetic intermediate and building block in advanced organic chemistry. This compound matters for its role in constructing complex molecular architectures, particularly in the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for synthesis and process development.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel chromone-based drug candidates with potential biological activities.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic core structure.
• Organic Synthesis: Serves as a versatile precursor for synthesizing more complex fused-ring systems and functionalized heterocycles in academic and industrial R&D.
• Material Science: Investigated as a monomer or additive for creating specialized polymers and organic electronic materials.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing specific aroma chemicals due to its benzopyranone skeleton.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 5-Methoxy-
CAS No.	59887-87-5
Molecular Formula	C10H8O3
Molecular Weight	176.17 g/mol
Synonyms	5-Methoxychromone; 5-Methoxy-4H-chromen-4-one; 5-Methoxy-1-benzopyran-4-one; 5-Methoxy-4H-1-benzopyran-4-one; 5-Methoxy-4-chromone; 4H-Chromen-4-one, 5-methoxy-; 5-Methoxy-4H-chromone
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-4-One, 5-Methoxy- is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). This product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.