Fluorescent Red Mega 480
Fluorescent Red Mega 480 (CAS: 540528-00-5), with the empirical formula C26H30N2O7S and a molecular weight of 514.59 g/mol, is a specialized fluorescent dye. It is distinguished by a large Stoke's shift, making it suitable for multicolor techniques and direct excitation by argon lasers. This dye is ideal for applications requiring independent detection of multiple labels within the same experiment, such as DNA sequencing and FISH microscopy, owing to its direct conversion of light into emission.

Multicolor Techniques
Fluorescent Red Mega 480 is designed for multicolor applications, enabling the independent detection of multiple labels in a single experiment due to its distinct emission wavelength. Its large Stoke's shift is advantageous for this purpose.
Fluorescence Microscopy
The dye is well-suited for FISH microscopy and other fluorescence-based imaging techniques. It can be excited by common light sources like argon lasers, and its emission is distinct from other widely used fluorophores.
DNA Sequencing
With its efficient light conversion and distinct spectral properties, Fluorescent Red Mega 480 has potential applications in DNA sequencing technologies. Its direct emission mechanism is beneficial for such precise analytical methods.
| Molecular weight | 514.59 |
|---|---|
| Empirical formula | C26H30N2O7S |
| Assay | ≥90% (HPLC) |
| Storage temperature | 2-8°C |
| Application | Fluorescent red Mega 480 and other Mega dyes are specifically designed for multicolor techniques. It is characterized by an extremely large stoke′s shift between excitation and emission maxima. This dye is especially well suited for excitation by argon lasers or other short wavelength excitation light. This also means, that it can be excited with the same light source or filter arrangement than fluorescein and other widely used dyes as well as other Mega dyes. Due to the different emission wavelength several different labels can be detected independently in the same experiment. Due to the small size of the Mega-labels and the direct conversion of excitation light into emission without using a FRET mechanism we foresee a variety of possible applications including DNA sequencing and FISH microscopy. |
| Suitability | suitable 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.
| Product Line | BioReagent |
|---|---|
| Fluorescence | λex 526 nm; λem 640 nm in 0.1 M phosphate pH 7.0 |
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 Fluorescent Red Mega 480 used for?
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Fluorescent Red Mega 480 is primarily used for multicolor techniques in biological research, fluorescence microscopy, and DNA sequencing, owing to its large Stoke's shift and suitability for direct excitation.
What are the CAS number and formula for Fluorescent Red Mega 480?
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The CAS number for Fluorescent Red Mega 480 is 540528-00-5, and its empirical formula is C26H30N2O7S.
What grade and purity does Tech Serve Solutions supply for Fluorescent Red Mega 480?
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Tech Serve Solutions supplies Fluorescent Red Mega 480 with an assay of ≥90% (HPLC), suitable for fluorescence applications. TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling requirements for Fluorescent Red Mega 480?
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When handling Fluorescent Red Mega 480, it is essential to use personal protective equipment including eyeshields and gloves. A respirator filter of type N95 (US) or P1 (EN143) is recommended. The product carries a WGK Germany rating of 3.
How is Fluorescent Red Mega 480 packed, shipped, and exported?
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Fluorescent Red Mega 480 is typically stored at 2-8°C. TSS is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, adhering to strict shipping regulations for chemical products.
How can I request a quote or sample for Fluorescent Red Mega 480?
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To request a quote or a sample of Fluorescent Red Mega 480, please contact the Tech Serve Solutions sales team through our official website or listed contact channels.
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