Tris(bathophenanthrolinedisulfonate)ruthenium(II) sodium salt solution
Tris(bathophenanthrolinedisulfonate)ruthenium(II) sodium salt solution (CAS: 301206-84-8), with the empirical formula C72H42N6Na4O18RuS6 and a molecular weight of 1664.55 g/mol, is a luminescent ruthenium complex. This solution is primarily utilised as a sensitive fluorescent stain, notably the Ruby stain, for protein analysis in biochemical research, offering minimal interference with techniques like MALDI-TOF analysis.
- IUPAC
- RuBPS,Rubin stain,Ruby stain,Ruthenium II tris (bathophenanthroline disulfonate),Ruthenium(II)-tris-(bathophenanthrolin-disulfonat) sodium salt solution
- Synonyms
- RuBPSRubin stainRuby stainRuthenium II tris (bathophenanthroline disulfonate)Ruthenium(II)-tris-(bathophenanthrolin-disulfonat) sodium salt solution

Fluorescent Protein Staining
Serves as an effective fluorescent stain, identified as Ruby stain, for the analysis of proteins separated by 2D-gel electrophoresis. It demonstrates good sensitivity and is suitable for fluorescence-based detection methods.
MALDI-TOF Analysis
The Ruby stain formulation exhibits minimal interference with MALDI-TOF analysis, making it a valuable tool for sample preparation in mass spectrometry-based proteomics.
Biochemical Assays
Its luminescent properties make it applicable in various biochemical assays where fluorescent detection of specific analytes or processes is required. Excitation at 445 nm and emission at 615 nm facilitates detection.
| Molecular weight | 1664.55 |
|---|---|
| Empirical formula | C72H42N6Na4O18RuS6 |
| Solubility | H2O: soluble |
| Concentration | 20 mM in H2O |
| Storage temperature | 2-8°C |
| Application | Ruby Stain offers good sensitivity and minimal interference with MALDI-TOF analyis. It has been demonstrated as an effective fluorescent stain for the analysis of 2D-gel separated proteins 1. |
| Suitability | suitable for fluorescence |
| Shelf Life | (limited shelf life, expiry date on the label) |
|---|---|
| Fluorescence | λex 445 nm; λem 615 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 Tris(bathophenanthrolinedisulfonate)ruthenium(II) sodium salt solution used for?
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This solution is primarily used as a fluorescent stain, known as Ruby stain, for the analysis of 2D-gel separated proteins and in biochemical assays. It offers good sensitivity and minimal interference with MALDI-TOF analysis.
What are the CAS number and formula?
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The CAS number is 301206-84-8 and the empirical formula is C72H42N6Na4O18RuS6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product as a 20 mM solution in H2O. The specific assay is not detailed beyond its suitability for fluorescence. We do not represent this product as USP, BP, EP or other pharmacopoeial grades.
How should this chemical be handled and stored?
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The product is classified with WGK Germany 3, indicating a high hazard to water. It should be stored at 2-8°C. Handle with appropriate personal protective equipment in a well-ventilated area.
How is this product packed and shipped?
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Tris(bathophenanthrolinedisulfonate)ruthenium(II) sodium salt solution is typically packed in appropriate containers for chemical transport and can be exported globally by Tech Serve Solutions.
How can I request a sample or a quote?
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Please contact our sales team via the website or direct email to request a sample or obtain a quotation for this product.
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