7-Ethoxycoumarin
7-Ethoxycoumarin (CAS 31005-02-4, C11H10O3) is a heterocyclic organic compound with a molecular weight of 190.20 g/mol. As a coumarin derivative, it exhibits fluorescent properties and serves as an excellent substrate in biochemical assays. Its primary application is in the fluorometric determination of microsomal monooxygenase activity, making it a valuable reagent in research and diagnostic laboratories.
- IUPAC
- 7-Ethoxy-1-benzopyran-2-one
- Synonyms
- 7-Ethoxy-1-benzopyran-2-one

Fluorometric Assay Substrate
7-Ethoxycoumarin is an excellent substrate for the rapid and sensitive fluorometric assay of microsomal monooxygenase activity. This application is crucial in pharmacokinetic and toxicological studies.
Biochemical Research Reagent
Utilised in biochemical research, it aids in the study of enzyme kinetics and metabolic pathways involving monooxygenases. Its fluorescence properties facilitate sensitive detection methods.
Building Block in Organic Synthesis
As a heterocyclic building block, 7-Ethoxycoumarin can be employed in the synthesis of more complex organic molecules and potential pharmaceutical intermediates.
| Molecular weight | 190.20 |
|---|---|
| Empirical formula | C11H10O3 |
| Assay | 99.5% |
| Application | Excellent substrate for a rapid, sensitive, fluorometric assay of microsomal monooxygenase activity.1,2 |
| Melting point | 88-90 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Fluorescence | λex 323 nm; λem 386 nm |
|---|
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-Ethoxycoumarin used for?
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7-Ethoxycoumarin is primarily used as an excellent substrate for the rapid, sensitive, fluorometric assay of microsomal monooxygenase activity in biochemical research and diagnostics.
What is the CAS number and chemical formula for 7-Ethoxycoumarin?
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The CAS number for 7-Ethoxycoumarin is 31005-02-4, and its chemical formula is C11H10O3.
What grade and purity does Tech Serve Solutions supply for 7-Ethoxycoumarin?
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Tech Serve Solutions supplies 7-Ethoxycoumarin with an assay of 99.5%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling considerations for 7-Ethoxycoumarin?
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Handling 7-Ethoxycoumarin requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used. The compound is classified with WGK Germany 3, indicating a high hazard to water.
How is 7-Ethoxycoumarin packed, shipped, and exported by TSS?
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Tech Serve Solutions, as a global supplier and exporter, ensures appropriate packaging and shipping protocols are followed for 7-Ethoxycoumarin in compliance with international regulations.
How can I request a sample or quote for 7-Ethoxycoumarin?
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To request a sample or a quote for 7-Ethoxycoumarin, please contact our sales department through the website or direct email, referencing the product name and CAS number.
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