Description

5,9,10-Trimethoxy-3,3-Dimethyl-13,13A-Dihydro-3H,7Ah-Pyrano[2,3-C:6,5-F']Dichromen-7-One is a complex, high-purity chromene derivative of significant interest in advanced organic synthesis. This compound matters as a sophisticated chemical intermediate and research chemical for developing novel materials and active pharmaceutical ingredients (APIs). It is primarily needed by R&D laboratories, pharmaceutical companies, and specialty chemical manufacturers focused on creating innovative compounds with specific optical or biological properties.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates and complex organic molecules for medicinal chemistry research.
• Organic Synthesis Reagent: Used in advanced organic reactions to construct complex polycyclic frameworks due to its unique chromene and pyran structure.
• Material Science Research: Investigated as a precursor for developing specialty polymers, dyes, or organic electronic materials with specific photophysical properties.
• Chemical Reference Standard: Employed as a high-purity analytical standard in quality control laboratories for method development and validation.
• Academic & Industrial R&D: Utilized in research programs exploring new synthetic methodologies and the properties of fused heterocyclic systems.

Basic Information

Item	Details
Product Name	5,9,10-Trimethoxy-3,3-Dimethyl-13,13A-Dihydro-3H,7Ah-Pyrano[2,3-C:6,5-F']Dichromen-7-One
CAS No.	924902-74-9
Molecular Formula	C24H24O7
Molecular Weight	424.44 g/mol
Synonyms	5,9,10-Trimethoxy-3,3-dimethyl-13,13a-dihydro-3H,7aH-pyrano[2,3-c:6,5-f']dichromen-7-one; Pyrano[2,3-c:6,5-f']dichromen-7-one, 5,9,10-trimethoxy-3,3-dimethyl-13,13a-dihydro-3H,7aH-; Fused Chromene Derivative; Trimethoxydimethyldihydropyranodichromenone
EINECS	Contact for details

Quality Control

Our 5,9,10-Trimethoxy-3,3-Dimethyl-13,13A-Dihydro-3H,7Ah-Pyrano[2,3-C:6,5-F']Dichromen-7-One is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory needs.

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. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.