5α-Androst-16-en-3-one
5α-Androst-16-en-3-one (CAS: 18339-16-7, Formula: C19H28O, Molar Mass: 272.43 g/mol) is a mammalian pheromone identified in boar saliva, human sweat, and urine. As a naturally occurring steroid, it plays a role in biological signalling. Tech Serve Solutions supplies this compound for research and development purposes.
- IUPAC
- 16-(5α)Androsten-3-one,3-Keto-5α,16-androstene,Androstenone
- Synonyms
- 16-(5α)Androsten-3-one3-Keto-5α,16-androsteneAndrostenone

Research in Pheromone Biology
Utilised in studies investigating the role and mechanisms of mammalian pheromones. Its presence in various biological fluids makes it a key subject for understanding animal and human olfactory communication.
Biochemical Research
Serves as a reference standard or tool in biochemical and endocrinological research. Its structure as a steroid hormone precursor allows for investigations into metabolic pathways.
Cellular Signalling Studies
Employed in research focused on cell signaling pathways, particularly those involving steroid receptors. It can be used to probe cellular responses to specific hormonal signals.
| Molecular weight | 272.43 |
|---|---|
| Empirical formula | C19H28O |
| Application | 5α-Androst-16-en-3-one (Androstenone) is a mammalian pheromone found in boar saliva, human sweat, and human urine. |
| Melting point | 140-145 °C(lit.) |
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 5α-Androst-16-en-3-one used for?
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5α-Androst-16-en-3-one is used in research, particularly in studies of mammalian pheromones, biochemical research, and cellular signalling. It is identified as a mammalian pheromone found in boar saliva, human sweat, and human urine.
What is the CAS number and chemical formula for 5α-Androst-16-en-3-one?
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The CAS number for 5α-Androst-16-en-3-one is 18339-16-7 and its chemical formula is C19H28O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5α-Androst-16-en-3-one for research and development. The specific grade and purity are available upon request, and it is not represented as USP, BP, or EP grade.
How should 5α-Androst-16-en-3-one be handled?
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5α-Androst-16-en-3-one is classified under WGK Germany 3. Handle with appropriate laboratory precautions in a well-ventilated area, avoiding contact with skin and eyes. Refer to the Safety Data Sheet (SDS) for detailed handling instructions.
How is 5α-Androst-16-en-3-one shipped and exported?
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Tech Serve Solutions, a global supplier and exporter, ships and exports chemicals worldwide, adhering to all relevant international shipping and customs regulations.
How can I request a sample or quote for 5α-Androst-16-en-3-one?
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To request a sample or a quote for 5α-Androst-16-en-3-one, please contact our sales team via the website or direct inquiry channels.
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