Description

7-Diethylamino-3-Hydroxymethyl-4-Methyl-Chromen-2-One is a specialized chromene derivative, a key intermediate in the synthesis of advanced organic compounds. Its molecular structure, featuring both hydroxymethyl and diethylamino functional groups, makes it a versatile building block for creating materials with specific photophysical and chemical properties. This product is essential for research and development laboratories and production facilities in the pharmaceutical, agrochemical, and advanced material sectors.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting specific biological pathways.
• Fluorescent Dye & Probe Synthesis: Used to develop fluorescent markers, sensors, and probes for bioimaging, diagnostics, and analytical chemistry due to its chromene core.
• Agrochemical Research: Serves as a key intermediate in creating new active ingredients for crop protection products.
• Organic Light-Emitting Diode (OLED) Materials: A building block for developing advanced organic electronic materials used in display and lighting technologies.
• Photochromic Compound Development: Employed in research for creating materials that change color in response to light, useful for lenses and smart windows.
• Chemical Research & Development: A valuable reagent for exploring new organic reactions and synthesizing complex heterocyclic compounds in academic and industrial R&D.

Basic Information

Product Name	7-Diethylamino-3-Hydroxymethyl-4-Methyl-Chromen-2-One
CAS No.	127321-51-1
Molecular Formula	C₁₅H₁₉NO₃
Molecular Weight	261.32 g/mol
Synonyms	3-(Hydroxymethyl)-7-(diethylamino)-4-methyl-2H-chromen-2-one; 7-(Diethylamino)-3-(hydroxymethyl)-4-methylcoumarin; 4-Methyl-7-diethylamino-3-hydroxymethylcoumarin; Coumarin 343 precursor; Laser dye intermediate; Chromene derivative CAS 127321-51-1
EINECS	Contact for details

Quality Control

Our 7-Diethylamino-3-Hydroxymethyl-4-Methyl-Chromen-2-One is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and synthesis applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as identity, assay, and impurity profiles. Our quality system is designed to meet the stringent requirements of industrial and research customers.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, handling should be performed under appropriate conditions to minimize prolonged exposure.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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