Resorufin pentyl ether
Resorufin pentyl ether (CAS: 87687-03-4), with the molecular formula C17H17NO3 and a molecular weight of 283.32 g/mol, is a fluorescent probe and enzyme substrate. It is primarily utilised in biochemical research for the detection and quantitation of enzymatic activities, particularly those involving esterase or oxidase enzymes. Its fluorescent properties make it a valuable tool for real-time biological assays and cell imaging studies.
- IUPAC
- 7-Pentyloxy-3-phenoxazone,7-Pentyloxy-3H-phenoxazin-3-one,O7-Pentylresorufin,Pentoxyresorufin
- Synonyms
- 7-Pentyloxy-3-phenoxazone7-Pentyloxy-3H-phenoxazin-3-oneO7-PentylresorufinPentoxyresorufin

Enzyme Assays
Resorufin pentyl ether serves as a substrate for various enzymes, including esterases and certain oxidases. Upon enzymatic cleavage or reaction, it generates resorufin, a highly fluorescent molecule, allowing for sensitive detection and quantification of enzyme activity in biological samples.
Fluorescent Probes
Its inherent fluorescence, or the fluorescence of its cleavage product resorufin, makes it useful as a fluorescent probe in cell biology. It can be employed in imaging techniques to study cellular processes and enzyme localisation within living cells.
Drug and Xenobiotic Metabolism Studies
This compound can be used in research related to drug and xenobiotic metabolism, particularly in studies involving enzymes like Cytochrome P450, where its detection can indicate metabolic activity.
| Molecular weight | 283.32 |
|---|---|
| Empirical formula | C17H17NO3 |
| Storage temperature | 2-8°C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 Resorufin pentyl ether used for?
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Resorufin pentyl ether is used as a fluorescent enzyme substrate for detecting and quantifying enzymatic activities, particularly esterases and oxidases, in biochemical and cell biology research.
What is the CAS number and chemical formula for Resorufin pentyl ether?
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The CAS number for Resorufin pentyl ether is 87687-03-4, and its chemical formula is C17H17NO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Resorufin pentyl ether. Please refer to the product specifications for detailed purity information. This product is not represented as USP, BP, or EP grade.
How should Resorufin pentyl ether be handled?
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Handle Resorufin pentyl ether with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure good ventilation. It is classified as a Warning with hazards including skin irritation (H315), eye irritation (H319), and respiratory irritation (H335).
How is Resorufin pentyl ether packed, shipped, and exported?
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Resorufin pentyl ether is typically stored at 2-8°C. Tech Serve Solutions professionally packs, ships, and exports fine chemicals globally to meet the needs of researchers and industry.
How can I request a sample or quote for Resorufin pentyl ether?
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To request a sample or a quote for Resorufin pentyl ether, please contact our sales team through the website or via direct inquiry, providing your specific requirements.
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