Description

(E)-2,3-Dihydro-3-((3,4-Dimethoxyphenyl)Methylene)-6-Methoxy-4H-1-Benz Opyran-4-One CAS NO 130688-89-0 is a high-purity synthetic intermediate belonging to the chromone class of organic compounds, characterized by its distinct (E)-configured exocyclic double bond. This compound is valued for its role as a versatile building block in advanced organic synthesis, particularly for constructing complex heterocyclic frameworks with potential biological activity. It is primarily sought by research institutions and pharmaceutical development companies engaged in medicinal chemistry and new active pharmaceutical ingredient (API) discovery programs.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel chromone and flavonoid derivatives for pharmacological screening.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies targeting various enzyme systems and receptors.
• Organic Synthesis Building Block: Employed in cyclization and coupling reactions to create more complex polycyclic structures for material science applications.
• Reference Standard: Utilized as an analytical standard in quality control laboratories for method development and compound identification.
• Biochemical Research: Investigated for its potential biological properties in academic and industrial research settings.

Basic Information

Product Name	(E)-2,3-Dihydro-3-((3,4-Dimethoxyphenyl)Methylene)-6-Methoxy-4H-1-Benz Opyran-4-One
CAS No.	130688-89-0
Molecular Formula	C20H18O5
Molecular Weight	338.36 g/mol
Synonyms	(E)-3-((3,4-Dimethoxyphenyl)methylene)-6-methoxy-2,3-dihydro-4H-chromen-4-one; 3-[(E)-2-(3,4-Dimethoxyphenyl)ethenyl]-6-methoxy-4H-1-benzopyran-4-one; 6-Methoxy-3-[(3,4-dimethoxyphenyl)methylene]-2,3-dihydro-4H-1-benzopyran-4-one; (E)-6-Methoxy-3-(3,4-dimethoxybenzylidene)chroman-4-one; Chromone derivative CAS 130688-89-0; 3-(3,4-Dimethoxybenzylidene)-6-methoxychroman-4-one
EINECS	Contact for details

Quality Control

Our (E)-2,3-Dihydro-3-((3,4-Dimethoxyphenyl)Methylene)-6-Methoxy-4H-1-Benz Opyran-4-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. This product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.