5-Pentadecylresorcinol
5-Pentadecylresorcinol (CAS: 3158-56-3, C21H36O2) is a phenolic lipid with a molecular weight of 320.51 g/mol. It belongs to the alkylresorcinol class of compounds, known for their antioxidant properties. This chemical is utilised in analytical and research applications, particularly where its specific phenolic structure and lipophilic chain are beneficial. Tech Serve Solutions supplies 5-Pentadecylresorcinol as a high-purity analytical standard.
- IUPAC
- 1,3-Dihydroxy-5-pentadecylbenzene,5-Pentadecyl-1,3-benzenediol
- Synonyms
- 1,3-Dihydroxy-5-pentadecylbenzene5-Pentadecyl-1,3-benzenediol

Analytical Standards
Used as a reference standard in chromatographic and analytical methods for identification and quantification. Its defined purity ensures reliable results in research and quality control laboratories.
Antioxidant Research
Investigated for its potential antioxidant activities, making it a subject of study in biochemistry and cell biology. Its structure lends itself to exploring free radical scavenging mechanisms.
Chemical Synthesis
Serves as a building block or intermediate in the synthesis of more complex organic molecules. The resorcinol moiety offers reactive sites for further chemical modification.
| Molecular weight | 320.51 |
|---|---|
| Empirical formula | C21H36O2 |
| Assay | ≥95.0% (HPLC) |
| Grade | analytical standard |
| Storage temperature | 2-8°C |


Hazard statements
- H317May cause an allergic skin reaction
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 41-43 |
| Safety statements (S) | 26-36/37-39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Shelf Life | (limited shelf life, expiry date on the label) |
|---|
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 5-Pentadecylresorcinol used for?
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5-Pentadecylresorcinol is primarily used as an analytical standard in chromatography and research. It is also studied for its antioxidant properties and may be used as an intermediate in chemical synthesis.
What is the CAS number and formula for 5-Pentadecylresorcinol?
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The CAS number for 5-Pentadecylresorcinol is 3158-56-3, and its molecular formula is C21H36O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Pentadecylresorcinol as an analytical standard with an assay of ≥95.0% (HPLC). It is not supplied as USP, BP, or EP grade.
How should 5-Pentadecylresorcinol be handled safely?
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5-Pentadecylresorcinol is classified as Danger. It may cause an allergic skin reaction (H317) and cause serious eye damage (H318). Wear protective gloves and eye/face protection (P280), and if in eyes, rinse cautiously with water for several minutes (P305 + P351 + P338).
How is 5-Pentadecylresorcinol shipped and exported?
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5-Pentadecylresorcinol is packed and shipped according to relevant regulations for hazardous materials. Tech Serve Solutions is an experienced global exporter, ensuring compliant delivery worldwide.
How can I request a sample or quote for 5-Pentadecylresorcinol?
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To request a sample or a quote, please contact our sales team directly through the website or by phone, providing your details and the product's CAS number (3158-56-3).
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