Eosin diacetate
Eosin diacetate (CAS 7284-92-6), with the empirical formula C24H12Br4O7 and a molecular weight of 731.96 g/mol, is a valuable biochemical reagent. This compound functions as a fluorogenic probe, specifically designed for the detection of cellular esterase activity. Its properties make it suitable for use in fluorescence-based assays, contributing to various research applications in cell biology and biochemistry.

Detection of Esterase Activity
Eosin diacetate serves as a fluorogenic probe to enable the detection of cellular esterase activity. Upon enzymatic hydrolysis by esterases, it releases a fluorescent product, allowing for the visualisation and quantification of enzyme presence and activity within cells.
Fluorescence Microscopy
As a fluorescent indicator, Eosin diacetate is applicable in fluorescence microscopy. It can be used to stain and observe cellular structures or processes where esterase activity is a key indicator, aiding in biological research and diagnostics.
Flow Cytometry Assays
The compound is suitable for use in flow cytometry, offering a method to analyse esterase activity at a single-cell level. This application allows for the characterisation of cell populations based on their enzymatic profiles.
| Molecular weight | 731.96 |
|---|---|
| Empirical formula | C24H12Br4O7 |
| Assay | ≥98.0% (TLC) |
| Grade | for fluorescence |
| Solubility | DMF: solubleacetone: soluble |
| Storage temperature | −20°C |
| Application | Eosin diacetate is used as a fluorogenic probe to detect cellular esterase activity. |
| Suitability | in accordance for fluorescence |
| 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.
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 Eosin diacetate used for?
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Eosin diacetate is used as a fluorogenic probe to detect cellular esterase activity, making it valuable in fluorescence microscopy and flow cytometry assays.
What are the CAS number and formula for Eosin diacetate?
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The CAS number for Eosin diacetate is 7284-92-6, and its empirical formula is C24H12Br4O7.
What grade and purity does Tech Serve Solutions supply for Eosin diacetate?
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Tech Serve Solutions supplies Eosin diacetate with an assay of ≥98.0% (TLC), suitable for fluorescence applications. This product is not represented as USP, BP, or EP grade.
What are the safety and handling recommendations for Eosin diacetate?
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Appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter, should be used when handling Eosin diacetate. It is classified under WGK Germany 3, indicating a high hazard potential.
How is Eosin diacetate stored and shipped?
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Eosin diacetate should be stored at -20°C. Tech Serve Solutions can export this chemical globally, adhering to all necessary shipping and handling regulations.
How can I request a quote or sample for Eosin diacetate?
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To request a quote or a sample of Eosin diacetate, please contact the Tech Serve Solutions sales team through our website or by phone.
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