Phenanthridine
Phenanthridine (CAS: 229-87-8; C13H9N) is a nitrogen-containing heterocyclic aromatic compound with a molecular weight of 179.22 g/mol. Purified by sublimation, this compound is suitable for fluorescence applications, exhibiting excitation at 305 nm and emission at 370 nm in DMSO. It is primarily utilised in biochemical research and as a detection reagent due to its luminescent properties.
- IUPAC
- Benzo[c]quinoline

Fluorescent Probes and Stains
Phenanthridine serves as a key component in the development of fluorescent probes and stains. Its intrinsic fluorescence properties make it valuable for biological imaging and labelling applications in research settings.
Luminescent Detection Reagent
As a luminescent compound, Phenanthridine is employed as a detection reagent in various analytical methods. It is particularly useful where sensitive detection of specific targets is required due to its emission characteristics.
Biochemical Research
This compound is utilised in fundamental biochemical research, aiding in the study of molecular interactions and cellular processes. Its properties are leveraged in assays requiring fluorescent readouts.
| Molecular weight | 179.22 |
|---|---|
| Empirical formula | C13H9N |
| Assay | ≥99% |
| Boiling point | 349 °C/769 mmHg(lit.) |
| Solubility | phosphate buffer: soluble |
| Suitability | suitable for fluorescence |
| Melting point | 104-107 °C(lit.) |


Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Flash point | 100 °C / 212 °F |
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| Safety statements (S) | 26-39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Purified By | sublimation |
|---|---|
| Fluorescence | λex 305 nm; λem 370 nm in DMSO |
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 Phenanthridine primarily used for?
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Phenanthridine is primarily used as a fluorescent probe, a luminescent detection reagent, and in biochemical research applications.
What are the CAS number and molecular formula for Phenanthridine?
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The CAS number for Phenanthridine is 229-87-8, and its molecular formula is C13H9N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenanthridine with an assay of ≥99%. This product is purified by sublimation. TSS does not represent this product as USP, BP, or EP grade.
How should Phenanthridine be handled safely?
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Phenanthridine is classified as dangerous. It is toxic if swallowed, causes skin irritation, causes serious eye damage, and may cause respiratory irritation. Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, faceshields, and gloves, should be worn. Handle in a well-ventilated area. Refer to the SDS for full safety information.
How is Phenanthridine packed and shipped?
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Phenanthridine is shipped according to international regulations for hazardous materials, including UN 2811, Class 6.1, Packing Group III. Please contact TSS for specific packaging and shipping details for export.
How can I request a sample or quote for Phenanthridine?
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To request a sample or a quotation for Phenanthridine, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements.
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