7-Diethylamino-4-methylcoumarin
7-Diethylamino-4-methylcoumarin (CAS 91-44-1) is a C14H17NO2 organic compound with a molecular weight of 231.29 g/mol. This coumarin derivative is a key fluorescent dye, widely recognised for its utility in laser applications. Its photophysical properties make it valuable in materials science and the development of photonic and optical materials, contributing to advancements in organic electronics.
- IUPAC
- Coumarin 1

Laser Dyes
7-Diethylamino-4-methylcoumarin is a well-established laser dye. Its fluorescent properties allow it to function effectively as a gain medium in tunable dye lasers, emitting in the blue-green region of the spectrum.
Materials Science Research
This compound finds application in materials science due to its photoluminescence. It can be incorporated into polymer matrices or thin films for optical sensing or fluorescent labeling applications.
Organic and Printed Electronics
As a functional organic molecule, 7-Diethylamino-4-methylcoumarin is explored for use in organic electronic devices. Its fluorescence characteristics are relevant for applications such as organic light-emitting diodes (OLEDs) or fluorescent probes.
Photonic and Optical Materials
The strong fluorescence of this coumarin derivative makes it a valuable component in the development of photonic and optical materials. It can be utilised in applications requiring efficient light emission or manipulation.
| Molecular weight | 231.29 |
|---|---|
| Empirical formula | C14H17NO2 |
| Assay | 99% |
| Application | Suitable as laser dye |
| Melting point | 72-75 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 2 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 7-Diethylamino-4-methylcoumarin primarily used for?
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7-Diethylamino-4-methylcoumarin is primarily used as a laser dye and in applications within materials science, organic electronics, and photonic/optical materials due to its fluorescent properties.
What are the CAS number and chemical formula for 7-Diethylamino-4-methylcoumarin?
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The CAS number for 7-Diethylamino-4-methylcoumarin is 91-44-1, and its chemical formula is C14H17NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 7-Diethylamino-4-methylcoumarin with an assay of 99%. TSS does not represent this product as USP, BP, EP, or for any pharmaceutical, nutraceutical, or food applications.
How should 7-Diethylamino-4-methylcoumarin be handled safely?
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Handling 7-Diethylamino-4-methylcoumarin requires appropriate personal protective equipment, including eyeshields and gloves. A respirator filter of type N95 (US) or P1 (EN143) is recommended. It is classified under WGK Germany 2, indicating it is hazardous to water.
Is 7-Diethylamino-4-methylcoumarin (CAS 91-44-1) a controlled substance?
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The provided data does not indicate that 7-Diethylamino-4-methylcoumarin (CAS 91-44-1) is a controlled substance.
How is 7-Diethylamino-4-methylcoumarin typically packed, shipped, or exported?
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Tech Serve Solutions professionally packs, ships, and exports fine chemicals globally. Specific packing details for 7-Diethylamino-4-methylcoumarin will be provided upon inquiry based on order quantity and destination.
How can I request a quote or sample for 7-Diethylamino-4-methylcoumarin?
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To request a quote or sample of 7-Diethylamino-4-methylcoumarin, please contact our sales team through the website or by phone, referencing the product name and CAS number 91-44-1.
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