ChemicalBook >> CAS DataBase List >>5-alpha-Pregnan-3-alpha, 20-alpha-diol
5-alpha-Pregnan-3-alpha, 20-alpha-diol
- CAS No.
- 566-58-5
- Chemical Name:
- 5-alpha-Pregnan-3-alpha, 20-alpha-diol
- Synonyms
- ALLOPREGNANDIOL;ALLOPREGNANEDIOL;5α-Pregnane-3α,20α-diol;5A-PREGNANE-3A,20A-DIOL;Allopregnan-3α,20α-diol;5α-PREGNAN-3α, 20α-DIOL;allo-Pregnan-3α,20α-diol;Allopregnane-3a,20a-diol;5A-PREGNANE-3A,20ALPHA-DIOL;Allopregnanolone Metabolite
- CBNumber:
- CB9163869
- Molecular Formula:
- C21H36O2
- Molecular Weight:
- 320.51
- MDL Number:
- MFCD00003679
- MOL File:
- 566-58-5.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-09-12 18:56:09
| Melting point | 240-242°C |
|---|---|
| alpha | D20 +17° (c = 0.148 in ethanol) |
| Boiling point | 435.9±18.0 °C(Predicted) |
| Density | 1.053±0.06 g/cm3(Predicted) |
| storage temp. | Refrigerator |
| solubility | Chloroform (Slightly), Ethanol (Slightly, Heated), Methanol (Slightly, Heated) |
| form | Solid |
| pka | 15.05±0.20(Predicted) |
| color | White to Off-White |
| FDA UNII | 97N2Q625GO |
5-alpha-Pregnan-3-alpha, 20-alpha-diol price More Price(22)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Cayman Chemical | 38890 | 5α-Pregnane-3α,20α-diol ≥95% | 566-58-5 | 1mg | $66 | 2026-04-30 | Buy |
| Cayman Chemical | 38890 | 5α-Pregnane-3α,20α-diol ≥95% | 566-58-5 | 5mg | $261 | 2026-04-30 | Buy |
| Cayman Chemical | 38890 | 5α-Pregnane-3α,20α-diol ≥95% | 566-58-5 | 10mg | $359 | 2026-04-30 | Buy |
| Cayman Chemical | 38890 | 5α-Pregnane-3α,20α-diol ≥95% | 566-58-5 | 25mg | $734 | 2026-04-30 | Buy |
| TRC | TRC-P705125-5MG | 5a-Pregnane-3a,20a-diol >95%(HPLC) | 566-58-5 | 5mg | $195 | 2026-06-03 | Buy |
5-alpha-Pregnan-3-alpha, 20-alpha-diol Chemical Properties, Uses, Production
Chemical Properties
White Solid
Uses
Progesterone metabolite.
Definition
ChEBI: 5alpha-Pregnane-3alpha,20alpha-diol is a corticosteroid hormone.
Purification Methods
Crystallise 5-pregnane-3,20-diol from EtOH. Its diacetate [6003-18-5] has m 142o and [] D 20 +18o (c 0.4, *C6H6). It is a progesterone metabolite in urine during pregnancy.
5-alpha-Pregnan-3-alpha, 20-alpha-diol Preparation Products And Raw materials
Raw materials
Preparation Products
5-alpha-Pregnan-3-alpha, 20-alpha-diol Suppliers
Global Suppliers ( 39)
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| J & K SCIENTIFIC LTD. | 18210857532 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| 3B Pharmachem (Wuhan) International Co.,Ltd. | 18930552037 | 3bsc@sina.com | China | 15813 | 69 |
| Chemsky（shanghai）International Co.,Ltd. | 021-50135380 | shchemsky@sina.com | China | 32273 | 50 |
| Clearsynth Labs Limited | +91-22-26355700 | info@clearsynth.com | India | 9656 | 58 |
| Shanghai YuanYe Biotechnology Co., Ltd. | 15026964105 | 2881489226@qq.com | China | 89667 | 60 |
| Shenzhen Polymeri Biochemical Technology Co., Ltd. | +86-400-002-6226 | sales@rrkchem.com | China | 57336 | 58 |
| Energy Chemical | 021-58432009 400-005-6266 | marketing@energy-chemical.com | China | 44871 | 58 |
| TargetMol Chemicals Inc. | 4008200310 15002144251 | marketing@tsbiochem.com | China | 24951 | 58 |
| Shanghai Saikerui Biotechnology Co. , Ltd. | 021-58000709 13120558703 | sales@scrbio.com | China | 9876 | 58 |
| Shanghai Yifei Biotechnology Co. , Ltd. | 021-65675885 18964387627 | customer_service@efebio.com | China | 11963 | 58 |
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