8-Methoxypsoralen
8-Methoxypsoralen (CAS: 298-81-7, C12H8O4, MW: 216.19) is a furanocoumarin compound utilized for its fluorescent properties. Available from Tech Serve Solutions, it is primarily employed as a fluorescent probe and stain in various detection and biochemical applications. Its suitability for fluorescence makes it a valuable reagent for laboratory research and analytical purposes.
- IUPAC
- 8-MOP,9-Methoxyfuro[3,2-g][1]benzopyran-7-one,Ammoidin,Methoxsalen,Xanthotoxin
- Synonyms
- 8-MOP9-Methoxyfuro[3,2-g][1]benzopyran-7-oneAmmoidinMethoxsalenXanthotoxin

Fluorescent Staining
8-Methoxypsoralen serves as a fluorescent stain, particularly for nucleic acids, enabling visualisation in biochemical and molecular biology studies. Its ability to fluoresce allows for sensitive detection and analysis within biological samples.
Biochemical Reagent
As a biochemical reagent, this compound is used in research settings for various assays and detection methods. Its specific chemical properties lend themselves to specialised analytical procedures.
Fluorescent Probe
The compound functions as a fluorescent probe, facilitating the detection of specific molecules or cellular structures through fluorescence microscopy or spectroscopy. This application is key in many diagnostic and research fields.
| Molecular weight | 216.19 |
|---|---|
| Empirical formula | C12H8O4 |
| Assay | ≥99.0% (HPLC) |
| Grade | for fluorescence |
| Solubility | H2O: slightly solubleacetic acid: soluble |
| Loss on drying | ≤1% loss on drying |
| Melting point | 148-150 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-43 |
| Safety statements (S) | 36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 8-Methoxypsoralen used for?
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8-Methoxypsoralen is used as a fluorescent probe, a fluorescent stain, and a biochemical reagent in detection and analytical applications.
What are the CAS number and formula for 8-Methoxypsoralen?
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The CAS number is 298-81-7 and the empirical formula is C12H8O4.
What grade and purity does Tech Serve Solutions supply for 8-Methoxypsoralen?
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Tech Serve Solutions supplies 8-Methoxypsoralen with an assay of ≥99.0% (HPLC) and a loss on drying of ≤1%. The grade is specified as 'for fluorescence'. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product data.
How should 8-Methoxypsoralen be handled safely?
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8-Methoxypsoralen is classified with GHS07 symbol and a Warning signal word. It carries hazard statements H302 (Harmful if swallowed) and H317 (May cause an allergic skin reaction). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, faceshields, and gloves. Always consult the Safety Data Sheet (SDS) before handling.
Is 8-Methoxypsoralen a controlled substance?
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The provided data does not indicate that 8-Methoxypsoralen is a controlled substance. However, users should always verify local regulations.
How is 8-Methoxypsoralen shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. All shipments are handled in compliance with international shipping regulations. Please contact us for specific shipping and export details.
How can I request a sample or quote for 8-Methoxypsoralen?
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To request a sample or quote for 8-Methoxypsoralen, please contact our sales department through the website or by phone, providing your specific requirements.
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