Rhodamine 110 chloride
Rhodamine 110 chloride (CAS: 13558-31-1), with the empirical formula C20H14N2O3 · HCl and a molecular weight of 366.80, is a highly fluorescent compound. It exhibits strong absorption and emission characteristics, making it valuable in various detection and labelling applications. This chemical is frequently employed as a fluorescent probe and stain in biochemical and research settings. Its solubility in common organic solvents like ethanol and methanol facilitates its use in solution-based assays and experiments.

Fluorescent Probes and Labels
Rhodamine 110 chloride serves as a versatile fluorescent probe and label in biological and chemical research. Its distinct excitation and emission wavelengths allow for sensitive detection in various imaging and assay techniques.
Biochemical Detection
As a key reagent in biochemical studies, this compound is utilised for detecting and quantifying specific molecules or processes. Its luminescent properties are advantageous for high-sensitivity analytical methods.
Staining Agent
The compound functions as a stain, enabling visualisation of cellular structures or other materials under fluorescent microscopy. Its suitability for fluorescence applications makes it a preferred choice for many researchers.
| Molecular weight | 366.80 |
|---|---|
| Empirical formula | C20H14N2O3 · HCl |
| Assay | ≥99.0% (UV) |
| Solubility | ethanol: solublemethanol: soluble |
| Suitability | suitable for fluorescence |
| 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 496 nm |
|---|---|
| Fluorescence | λex 498 nm; λem 520 nm in methanol |
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 Rhodamine 110 chloride used for?
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Rhodamine 110 chloride is primarily used as a fluorescent probe, label, stain, and in biochemical detection and luminescent compound applications.
What are the CAS number and formula for Rhodamine 110 chloride?
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The CAS number for Rhodamine 110 chloride is 13558-31-1, and its empirical formula is C20H14N2O3 · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Rhodamine 110 chloride with an assay of ≥99.0% (UV). This product is not guaranteed to be USP, BP, or EP grade and is intended for research and technical use.
What are the safety and handling recommendations for Rhodamine 110 chloride?
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Handling Rhodamine 110 chloride requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It is classified with WGK Germany 3, indicating a high hazard to water.
How is Rhodamine 110 chloride shipped?
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Tech Serve Solutions is a specialist global supplier and exporter of chemicals, ensuring safe and compliant packaging and shipping for all products, including Rhodamine 110 chloride.
How can I request a quote or sample for Rhodamine 110 chloride?
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To request a quote or sample for Rhodamine 110 chloride, please contact our sales team through the TSS website or by phone.
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