6,7-Diacetoxy-4-methylcoumarin
6,7-Diacetoxy-4-methylcoumarin (CAS 55939-28-1) is a derivative of coumarin with a molecular weight of 276.24. This compound is characterised by its fluorescent properties and is primarily utilized as a pH-sensitive indicator. Its ability to fluoresce under specific excitation and emission wavelengths makes it valuable in biochemical and reagent applications where pH monitoring is critical.
- Synonyms
- C14H12O6

Fluorescent pH Indicator
6,7-Diacetoxy-4-methylcoumarin serves as a fluorescent indicator for pH measurements. It exhibits distinct fluorescence characteristics, with excitation at 397 nm and emission at 448 nm in a 0.1 M Tris buffer at pH 9.0.
Biochemical Research Reagent
As a biochemical reagent, this compound can be employed in various research settings to study pH-dependent processes or as a probe in biological systems. Its solubility in DMSO and methanol facilitates its integration into experimental protocols.
Fluorescent Probes and Stains
The fluorescent nature of 6,7-Diacetoxy-4-methylcoumarin allows its use in applications involving fluorescent probes, labels, particles, and stains, particularly where pH sensitivity is a key requirement.
| Molecular weight | 276.24 |
|---|---|
| Empirical formula | C14H12O6 |
| Assay | ≥98.0% (TLC) |
| Solubility | DMSO: solublemethanol: soluble |
| Storage temperature | 2-8°C |
| Application | suitable as pH-indicator |
| 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 397 nm; λem 448 nm in 0.1 M Tris pH 9.0 |
|---|
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 6,7-Diacetoxy-4-methylcoumarin used for?
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6,7-Diacetoxy-4-methylcoumarin is primarily used as a fluorescent pH indicator and a reagent in biochemical research, particularly in applications involving fluorescent probes and stains.
What are the CAS number and formula for 6,7-Diacetoxy-4-methylcoumarin?
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The CAS number for 6,7-Diacetoxy-4-methylcoumarin is 55939-28-1, and its empirical formula is C14H12O6.
What grade and purity does Tech Serve Solutions supply for 6,7-Diacetoxy-4-methylcoumarin?
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Tech Serve Solutions supplies 6,7-Diacetoxy-4-methylcoumarin with an assay of ≥98.0% as determined by TLC. This product is intended for research purposes and is not represented as USP, BP, or EP grade.
How should 6,7-Diacetoxy-4-methylcoumarin be handled and stored?
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Handling requires appropriate personal protective equipment including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. The compound is classified under WGK Germany 3, indicating a high hazard. It should be stored at 2-8°C.
How is 6,7-Diacetoxy-4-methylcoumarin shipped and exported?
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As a global supplier, Tech Serve Solutions exports fine chemicals and reagents worldwide, adhering to all relevant shipping and customs regulations for chemical substances.
How can I request a sample or quote for 6,7-Diacetoxy-4-methylcoumarin?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or by phone, providing the product name and CAS number.
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