Description

4H-1-Benzopyran-4-One, 7-[(Trimethylsilyl)Oxy]- is a functionalized chromone derivative, specifically a silyl-protected hydroxy chromone, which serves as a versatile and valuable synthetic intermediate in advanced organic chemistry. This compound is critical for researchers and manufacturers requiring precise control over molecular structure and reactivity in complex synthesis pathways. It is primarily needed by the pharmaceutical, agrochemical, and advanced materials sectors for the development of novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key 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 the chromone scaffold's bioactivity.
• Organic Synthesis: Serves as a protected precursor for introducing the 7-hydroxy chromone moiety into more complex molecular architectures.
• Material Science: Potential monomer or precursor for creating specialized polymers and organic electronic materials.
• Flavor & Fragrance Industry: Intermediate for the synthesis of complex aroma chemicals derived from chromone structures.
• Academic & R&D: A high-purity reagent for methodological studies in synthetic organic chemistry and medicinal chemistry.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 7-[(Trimethylsilyl)Oxy]-
CAS No.	815599-81-6
Molecular Formula	C12H16O3Si
Molecular Weight	236.34 g/mol
Synonyms	7-[(Trimethylsilyl)oxy]-4H-chromen-4-one; 7-(Trimethylsilyloxy)chromone; 7-OTMS-chromone; 7-Hydroxy-4-chromone TMS ether; 4H-1-Benzopyran-4-one, 7-(trimethylsilyloxy)-; 7-Trimethylsilyloxychromone; Chromone, 7-(trimethylsilyloxy)-; 7-TMS-oxy-chromone
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-4-One, 7-[(Trimethylsilyl)Oxy]- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and FTIR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.