trans-Dehydroandrosterone
Trans-Dehydroandrosterone (CAS: 53-43-0, Formula: C19H28O2, MW: 288.42 g/mol) is a steroid compound used in chemical synthesis and research. It serves as a valuable chiral building block and intermediate in the creation of complex molecules. Its applications extend to bioactive small molecule research and cell biology studies, offering a reliable reagent for various biochemical investigations. Available from Tech Serve Solutions with an assay of ≥98.0% (GC).
- IUPAC
- 3β-Hydroxy-5-androsten-17-one,5-Androsten-3β-ol-17-one,DHEA,Dehydroepiandrosterone,Dehydroisoandrosterone,Prasterone
- Synonyms
- 3β-Hydroxy-5-androsten-17-one5-Androsten-3β-ol-17-oneDHEADehydroepiandrosteroneDehydroisoandrosteronePrasterone

Chemical Synthesis Intermediate
Trans-Dehydroandrosterone is utilised as a precursor in the synthesis of various complex organic molecules. Its steroid structure makes it a useful starting material for building intricate molecular architectures in multi-step synthetic pathways.
Chiral Building Block
The inherent chirality of trans-dehydroandrosterone makes it an important chiral building block for asymmetric synthesis. It enables chemists to construct stereochemically defined compounds, critical in pharmaceutical and fine chemical development.
Bioactive Small Molecule Research
This compound is employed in research focusing on bioactive small molecules. It can be used to investigate biological pathways and the effects of steroid derivatives in cellular systems.
Cell Biology Studies
Trans-Dehydroandrosterone serves as a tool in cell biology research, aiding in the study of cellular processes and the biological activity of steroids. Its defined structure allows for controlled experiments in biological contexts.
| Molecular weight | 288.42 |
|---|---|
| Empirical formula | C19H28O2 |
| Assay | ≥98.0% (GC) |
| Grade | purum |
| Optical activity | [α]20/D +12.5±1°, c = 3% in ethanol |
| Melting point | 147-149 °C149-151 °C(lit.) |

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) | 2 |
| 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.
| Drug Control | regulated under CDSA - not available from Canada |
|---|---|
| Gene Information | human ... SERPINA6(866)rat ... Ar(24208) |
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 trans-Dehydroandrosterone used for?
+
Trans-Dehydroandrosterone is used as an intermediate in chemical synthesis, a chiral building block, and in research related to bioactive small molecules and cell biology.
What are the CAS number and formula for trans-Dehydroandrosterone?
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The CAS number is 53-43-0 and the molecular formula is C19H28O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies trans-Dehydroandrosterone with a purity of ≥98.0% (GC) and a grade of purum. We do not represent this product as USP, BP, or EP grade.
How should trans-Dehydroandrosterone be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust, gas, mist, vapours, or spray. Ensure adequate ventilation. The compound is classified as an irritant to skin, eyes, and respiratory system (H315-H319-H335).
Is trans-Dehydroandrosterone a controlled substance?
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Yes, trans-Dehydroandrosterone is regulated under CDSA and is not available from Canada.
How is trans-Dehydroandrosterone packed, shipped, and exported?
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Products are carefully packed to ensure stability and safety during transit, adhering to international shipping regulations for chemicals. We are a specialist global supplier and exporter.
How can I request a sample or quote for trans-Dehydroandrosterone?
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Please contact our sales team directly via our website or by phone to request a sample or a quotation for trans-Dehydroandrosterone.
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