Reichstein’s substance S
Reichstein's substance S (CAS: 152-58-9), with the molecular formula C21H30O4, is a naturally occurring steroid hormone precursor. It is a key intermediate in the biosynthesis of corticosteroids. This compound is vital in biochemical research, particularly for studies involving steroid metabolism and hormonal pathways. Available from Tech Serve Solutions, it is supplied at a purity of ≥98% for research and development applications.
- IUPAC
- 11-Deoxy-17-hydroxycorticosterone,11-Deoxycortisol,17α,21-Dihydroxy-4-pregnene-3,20-dione,17α-Hydroxycortexone,17,21-Dihydroxy-4-pregnene-3,20-dione,17,21-Dihydroxyprogesterone,4-Pregnene-17α,21-diol-3,20-dione,Cortexolone,Reichstein’s Compound S
- Synonyms
- 11-Deoxy-17-hydroxycorticosterone11-Deoxycortisol17α,21-Dihydroxy-4-pregnene-3,20-dione17α-Hydroxycortexone17,21-Dihydroxy-4-pregnene-3,20-dione17,21-Dihydroxyprogesterone4-Pregnene-17α,21-diol-3,20-dioneCortexoloneReichstein’s Compound S

Biochemical Research
Reichstein's substance S serves as a critical substrate in biochemical studies of steroidogenesis. Researchers utilise it to investigate the enzymatic pathways involved in the synthesis of corticosteroids and other steroid hormones.
Hormonal Pathway Studies
It is employed in cell signalling research to understand the mechanisms of hormone action and the regulation of steroid hormone production. This facilitates studies on endocrine functions and related physiological processes.
Intermediate in Steroid Synthesis
As a natural precursor to hormones like cortisol, Reichstein's substance S is valuable for in vitro synthesis research. It allows for controlled investigation of steroid transformations and their biological relevance.
| Molecular weight | 346.46 |
|---|---|
| Empirical formula | C21H30O4 |
| Assay | ≥98% |
| Melting point | 208 °C (dec.)(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 Reichstein's substance S used for?
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Reichstein's substance S is primarily used in biochemical research, particularly for studying steroidogenesis, hormonal pathways, and as an intermediate in steroid synthesis. It is a precursor molecule in the biosynthesis of corticosteroids.
What are the CAS number and formula for Reichstein's substance S?
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The CAS number for Reichstein's substance S is 152-58-9, and its molecular formula is C21H30O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Reichstein's substance S with an assay of ≥98%. This product is intended for research and development purposes and is not supplied as USP, BP, or EP grade.
How should Reichstein's substance S be handled safely?
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Handling Reichstein's substance S requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Refer to the safety data sheet for comprehensive handling instructions.
Is Reichstein's substance S a controlled substance?
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The provided data does not indicate that Reichstein's substance S is a controlled substance. However, users should always verify local regulations.
How is Reichstein's substance S packed and shipped?
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Tech Serve Solutions ensures that products are carefully packed for secure transport and are exported globally, adhering to all necessary regulations for chemical shipments.
How can I request a sample or quote for Reichstein's substance S?
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To request a sample or a quote for Reichstein's substance S, please contact our sales department through the website or by phone, providing the product name and CAS number (152-58-9).
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