5α-PREGNAN-3β, 20β-DIOL CAS 516-53-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 516-53-0 |
| Molecular Formula | C21H36O2 |
| Molecular Weight | 320.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5α-PREGNAN-3β, 20β-DIOL (CAS 516-53-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H36O2. Molecular weight: 320.51 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H36O2 |
| Molecular Weight | 320.51 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related PREGNAN Standards
- 5β-PREGNAN-3α, 20β-DIOL (CAS 80-91-1)
- 5α-Pregnan-3α-ol-20-one-17α,21,21,21-d4 (CAS 203805-85-0)
- 5β-Pregnan-3α-ol-20-one-17α,21,21,21-d4 (CAS 96737-93-8)
- 5α-Pregnan-3β-ol-20-one-17α,21,21,21-d4 (CAS 2687960-66-1)
- 5β-PREGNAN-20α-OL-3-ONE (CAS 54353-11-6)
- 5α-PREGNAN-3, 6, 20-TRIONE (CAS 1923-27-9)
- 5α-PREGNAN-17-OL-3, 20-DIONE (CAS 570-59-2)
- 5β-PREGNAN-17-OL-3, 20-DIONE (CAS 570-58-1)
Recommended Standards
- 5a-Pregnane-3a,20a-diol (CAS 566-58-5)
- 5α-Pregnane-3β,20(S)-diol (CAS 566-56-3)
- 4-fluoro-2-iodobenzene-1-sulfonyl chloride (CAS 874814-68-3)
- 2-(3-Chlorobenzoyl)-6-methoxypyridine (CAS 1187167-82-3)
- 4-Hydroxy-3-(4'-hydroxy-[1,1'-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile (CAS 844499-96-3)
- Tert-butyl (R)-(1-(4-(benzyloxy)phenyl)-3-hydroxypropan-2-yl)carbamate (CAS 198470-63-2)
- 1-Isopropyl-2-azaspiro[3.3]heptane (CAS 1803590-71-7)
- (-)-(R,R)-N,N inverted exclamation marka-Bis-[11-(ethoxycarbonyl)undecyl]-N,N inverted exclamation marka,4,5-tetramethyl-3,6-dioxaoctane-diamide 58801-34-6 Calcium ionophore I Diethyl N,N inverted exclamation marka-[(4R,5R)-4,5-dimethyl-1,8-dioxo-3,6-dioxaoctamethylene]bis(12-methylaminododecanoate) ETH 1001 (CAS 58801-34-6)
- N-(4-(2-((5,7-Dichloro-2-methylquinolin-8-yl)oxy)acetyl)phenyl)acetamide (CAS 853689-23-3)
- Semaglutide impurity 83 (CAS CATO-C4X-222683)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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