Fluoresceinamine
Fluoresceinamine (CAS: 27599-63-9), with the molecular formula C20H13NO5 and a molecular weight of 347.32 g/mol, is a vital fluorescent dye. It is primarily employed as a labelling agent in biochemical and biological research for fluorescent detection and probing. Its utility extends to creating fluorescent probes for membrane research and as a functional group reactive label for spectroscopic applications.
- IUPAC
- 5(6)-Aminofluorescein
- Synonyms
- 5(6)-Aminofluorescein

Fluorescent Labeling Agent
Fluoresceinamine serves as a crucial fluorescent label for biomolecules. It enables sensitive detection and tracking in various biological and biochemical assays, facilitating research in molecular biology and diagnostics.
Membrane and Lipophilic Probes
This compound is utilised in the development of fluorescent probes designed for studying cell membranes and lipophilic environments. It aids in visualising and analysing membrane dynamics and lipid localisation within cells.
Spectroscopic Applications
As a functional group reactive label for spectroscopy, Fluoresceinamine allows for the quantitative analysis of molecules. Its fluorescent properties are harnessed to derive information about molecular interactions and concentrations.
| Molecular weight | 347.32 |
|---|---|
| Empirical formula | C20H13NO5 |
| Assay | ≥75% (calc. on anhydrous substance, HPLC/T) |
| Grade | for fluorescence |
| Impurities tested | ≤10% water |
| Application | Two isomers are produced by the usual synthesis. Most publications imply they are interchangeable when used for the preparation of the isothiocyanate for fluorescent labeling. |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Ignition residue | ≤2% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Fluorescence | λex 234 nm in acetonitrile (Amine adducts)λex 381 nm; λem 470 nm (Do not confuse with fluorescamine.) |
|---|
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 Fluoresceinamine used for?
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Fluoresceinamine is used as a fluorescent labelling agent for biomolecules, a probe for membrane research, and as a functional group reactive label for spectroscopic applications in biochemical and biological research.
What are the CAS number and formula for Fluoresceinamine?
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The CAS number for Fluoresceinamine is 27599-63-9, and its molecular formula is C20H13NO5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Fluoresceinamine for fluorescence applications with an assay of ≥75% (calculated on anhydrous substance, by HPLC/T). It contains ≤10% water.
What are the safety and handling recommendations for Fluoresceinamine?
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Handle Fluoresceinamine with appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or P1 (EN143) respirator filter. The product has a WGK Germany rating of 3, indicating it is hazardous to water.
How is Fluoresceinamine packaged and exported?
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Tech Serve Solutions, a global supplier and exporter since 1998, ensures appropriate packaging for safe handling, storage, and international shipment of Fluoresceinamine.
How can I request a quote or sample for Fluoresceinamine?
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To request a quote or sample of Fluoresceinamine, please contact our sales team through the website or via direct inquiry.
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