Sulforhodamine B, acid form
Sulforhodamine B, acid form (CAS 2609-88-3), with the empirical formula C27H30N2O7S2 and a molecular weight of 558.67, is a vital fluorescent dye. It is primarily recognised for its applications in laser technology and as a key component in materials science. This high-purity compound is essential for advanced research and development in photonic and optical materials, as well as in organic and printed electronics.
- Synonyms
- C.I. 45100Acid Red 50Acid Red 892609-88-3

Laser Dyes
Sulforhodamine B, acid form, is employed as a laser dye due to its fluorescent properties. It emits light at specific wavelengths when excited, making it suitable for tunable dye lasers in research and industrial applications.
Materials Science
This compound serves as a valuable material in scientific research. Its optical characteristics are leveraged in the development and characterisation of novel materials with specific photonic and electronic properties.
Organic and Printed Electronics
The dye's fluorescence and electronic behaviour make it a candidate for use in organic electronic devices. It can contribute to the performance of components in printed electronics, such as sensors or displays.
Photonic and Optical Materials
Sulforhodamine B, acid form, is instrumental in the field of photonic and optical materials. Its specific absorption and emission spectra are critical for applications requiring precise light manipulation and detection.
| Molecular weight | 558.67 |
|---|---|
| Empirical formula | C27H30N2O7S2 |
| Grade | laser grade |
| Composition | Dye content, 95% |
| Melting point | >300 °C(lit.) |
| 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.
| Absorption | λmax 558 nm |
|---|
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 Sulforhodamine B, acid form used for?
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Sulforhodamine B, acid form, is primarily used as a laser dye and in materials science, including organic and printed electronics, and photonic and optical materials.
What is the CAS number and formula for Sulforhodamine B, acid form?
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The CAS number for Sulforhodamine B, acid form, is 2609-88-3, and its empirical formula is C27H30N2O7S2.
What grade and purity does Tech Serve Solutions supply for Sulforhodamine B, acid form?
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Tech Serve Solutions supplies Sulforhodamine B, acid form, in laser grade with a dye content of 95%.
How should Sulforhodamine B, acid form be handled safely?
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Handle Sulforhodamine B, acid form, with appropriate personal protective equipment, including eyeshields and gloves. Use a type N95 (US) or type P1 (EN143) respirator filter if dust is generated. It is classified under WGK Germany 3.
Does Tech Serve Solutions export Sulforhodamine B, acid form?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Sulforhodamine B, acid form.
How can I request a sample or quote for Sulforhodamine B, acid form?
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To request a sample or a quote for Sulforhodamine B, acid form, please contact our sales team through the website or by phone.
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