Description

2H-1-Benzopyran-2-One,3-Isocyanato-6-Methoxy-(9Ci) is a specialized isocyanate-functionalized coumarin derivative, serving as a critical building block for advanced material synthesis. Its unique bifunctional structure, combining a reactive isocyanate group with a photochemically active coumarin core, enables the creation of polymers and coatings with tailored properties. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and performance materials sectors seeking to develop novel products with enhanced functionality.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting specific biological pathways.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and plant growth regulators with improved efficacy and environmental profiles.
• Polymer & Resin Modification: Acts as a reactive monomer or cross-linking agent for polyurethanes, epoxy resins, and acrylics, imparting UV-absorbing, fluorescent, or hardness properties.
• Advanced Material Research: Enables the creation of smart materials, including light-responsive polymers, self-healing coatings, and molecular sensors in academic and industrial R&D.
• Dye & Pigment Chemistry: Serves as a core structure for synthesizing specialized fluorescent dyes, optical brighteners, and photostable colorants.
• Surface Functionalization: Used to covalently attach coumarin-based functionalities to surfaces for biomedical devices, analytical sensors, or composite materials.

Basic Information

Product Name	2H-1-Benzopyran-2-One,3-Isocyanato-6-Methoxy-(9Ci)
CAS No.	397876-62-9
Molecular Formula	C11H7NO4
Molecular Weight	217.18 g/mol
Synonyms	3-Isocyanato-6-methoxy-2H-chromen-2-one; 6-Methoxy-3-isocyanatocoumarin; 3-Isocyanato-6-methoxycoumarin; 6-Methoxy-2-oxo-2H-chromene-3-isocyanate; 2H-1-Benzopyran-2-one, 3-isocyanato-6-methoxy-; 397876-62-9; 3-Isocyanato-6-methoxy-2H-1-benzopyran-2-one
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran-2-One,3-Isocyanato-6-Methoxy-(9Ci) is manufactured under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, IR and NMR for structural confirmation, and Karl Fischer titration for moisture content. A detailed Certificate of Analysis (COA) documenting all specifications is provided with every shipment to support your quality assurance and regulatory compliance 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 (15-25°C). Due to its hygroscopic and moisture-sensitive nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
Water Content (KF)	≤ 0.5% w/w
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.