Description

2H-1-Benzopyran-2-One, 7-(Ethenyloxy)- is a specialized coumarin derivative, a key chemical intermediate prized for its functionalized benzopyranone core. This compound matters for its role in synthesizing advanced materials and fine chemicals, offering a versatile vinyl ether moiety for further chemical modifications. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and organic electronics sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those targeting neurological and cardiovascular pathways.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides and herbicides, leveraging its coumarin scaffold.
• Organic Light-Emitting Diodes (OLEDs): Acts as a precursor for electron-transport materials or host materials in OLED device fabrication.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, including dyes, fluorescent markers, and complex fragrances.
• Polymer Science: The vinyl ether group allows for its incorporation into polymers via copolymerization, creating materials with specific optical or chemical properties.
• Academic & Industrial Research: A valuable reagent for synthetic organic chemistry research, enabling studies on cycloaddition reactions and heterocyclic chemistry.

Basic Information

Product Name	2H-1-Benzopyran-2-One, 7-(Ethenyloxy)-
CAS No.	120876-04-2
Molecular Formula	C11H8O3
Molecular Weight	188.18 g/mol
Synonyms	7-(Ethenyloxy)-2H-chromen-2-one; 7-(Vinyloxy)coumarin; 7-Vinyloxy-2H-chromen-2-one; 7-Vinyloxycoumarin; 2H-1-Benzopyran-2-one, 7-(ethenyloxy)-; 7-Ethenyloxycoumarin; Coumarin, 7-vinyloxy-; 7-(Ethenyloxy)-2H-1-benzopyran-2-one
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran-2-One, 7-(Ethenyloxy)- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be amber-colored or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white 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.